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<front>
<journal-meta>
<journal-id journal-id-type="publisher-id">LV</journal-id>
<journal-id journal-id-type="nlm-ta">Lijec Vjesn</journal-id>
<journal-title-group>
<journal-title>Lijecnicki Vjesnik</journal-title>
<abbrev-journal-title abbrev-type="pubmed">Lijec. Vjesn.</abbrev-journal-title>
</journal-title-group>
<issn pub-type="ppub">0024-3477</issn>
<issn pub-type="epub">1849-2177</issn>
<publisher><publisher-name>Croatian Medical Association</publisher-name></publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="publisher-id">LV-142-170</article-id>
<article-id pub-id-type="doi">10.26800/LV-142-5-6-30</article-id>
<article-categories><subj-group subj-group-type="heading"><subject>Review</subject></subj-group>
</article-categories>
<title-group>
<article-title>Utjecaj primjene razli&#x010D;itih tehnika anestezije na imunosni odgovor organizma: pregled literature</article-title>
<trans-title-group xml:lang="en">
<trans-title>The effect of different anaesthetic techniques on the immune response: review of the literature</trans-title>
</trans-title-group>
</title-group>
<contrib-group>
<contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-1989-7255</contrib-id><name><surname>&#x017D;up&#x010D;i&#x0107;</surname><given-names>Miroslav</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref><xref ref-type="aff" rid="aff2"><sup>2</sup></xref><xref ref-type="aff" rid="aff3"><sup>3</sup></xref></contrib><contrib contrib-type="author"><name><surname>Graf &#x017D;up&#x010D;i&#x0107;</surname><given-names>Sandra</given-names></name><xref ref-type="aff" rid="aff2"><sup>2</sup></xref><xref ref-type="aff" rid="aff4"><sup>4</sup></xref></contrib><contrib contrib-type="author"><name><surname>&#x0160;imurina</surname><given-names>Tatjana</given-names></name><xref ref-type="aff" rid="aff3"><sup>3</sup></xref><xref ref-type="aff" rid="aff5"><sup>5</sup></xref><xref ref-type="aff" rid="aff6"><sup>6</sup></xref></contrib><contrib contrib-type="author"><name><surname>&#x0110;uzel</surname><given-names>Viktor</given-names></name><xref ref-type="aff" rid="aff7"><sup>7</sup></xref></contrib><contrib contrib-type="author"><name><surname>Grubje&#x0161;i&#x0107;</surname><given-names>Igor</given-names></name><xref ref-type="aff" rid="aff1"><sup>1</sup></xref></contrib><contrib contrib-type="author"><name><surname>Tonkovi&#x0107;</surname><given-names>Dinko</given-names></name><xref ref-type="aff" rid="aff8"><sup>8</sup></xref><xref ref-type="aff" rid="aff9"><sup>9</sup></xref></contrib><contrib contrib-type="author"><name><surname>&#x0160;aki&#x0107;</surname><given-names>Livija</given-names></name><xref ref-type="aff" rid="aff10"><sup>10</sup></xref></contrib><contrib contrib-type="author"><name><surname>&#x0160;uti&#x0107;</surname><given-names>Ivana</given-names></name><xref ref-type="aff" rid="aff11"><sup>11</sup></xref></contrib><contrib contrib-type="author"><name><surname>Ivan&#x010D;an</surname><given-names>Vi&#x0161;nja</given-names></name><xref ref-type="aff" rid="aff8"><sup>8</sup></xref><xref ref-type="aff" rid="aff9"><sup>9</sup></xref></contrib><contrib contrib-type="author"><name><surname>Bari&#x0161;in</surname><given-names>Stjepan</given-names></name><xref ref-type="aff" rid="aff3"><sup>3</sup></xref><xref ref-type="aff" rid="aff12"><sup>12</sup></xref></contrib>
<aff id="aff1"><label>1</label>Klinika za anesteziologiju, intenzivnu medicinu i lije&#x010D;enje boli, Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Rijeci, Klini&#x010D;ki bolni&#x010D;ki centar Rijeka</aff>
<aff id="aff2"><label>2</label>Katedra za fiziologiju, imunologiju i patofiziologiju, Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Rijeci</aff>
<aff id="aff3"><label>3</label>Medicinski fakultet Sveu&#x010D;ili&#x0161;ta Josipa Jurja Strossmayera u Osijeku</aff>
<aff id="aff4"><label>4</label>Klinika za neurologiju, Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Rijeci, Klini&#x010D;ki bolni&#x010D;ki centar Rijeka</aff>
<aff id="aff5"><label>5</label>Odjel za anesteziologiju i intenzivnu medicinu, Op&#x0107;a bolnica Zadar</aff>
<aff id="aff6"><label>6</label>Odjel za zdravstvene studije, Sveu&#x010D;ili&#x0161;te u Zadru</aff>
<aff id="aff7"><label>7</label>Sveu&#x010D;ili&#x0161;ne bolnice Barking, Havering i Redbridge, NHS Trust, London, Ujedinjeno Kraljevstvo</aff>
<aff id="aff8"><label>8</label>Klinika za anesteziologiju, reanimatologiju i intenzivno lije&#x010D;enje, Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Zagrebu, Klini&#x010D;ki bolni&#x010D;ki centar Zagreb</aff>
<aff id="aff9"><label>9</label>Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Zagrebu</aff>
<aff id="aff10"><label>10</label>Klinika za anesteziologiju, reanimatologiju i intenzivnu medicinu, Klini&#x010D;ka bolnica Sveti Duh, <addr-line>Zagreb</addr-line></aff>
<aff id="aff11"><label>11</label>Katedra za obiteljsku medicinu, Medicinski fakultet Sveu&#x010D;ili&#x0161;ta u Rijeci</aff>
<aff id="aff12"><label>12</label>Klinika za anesteziologiju, reanimatologiju i intenzivnu medicinu, Klini&#x010D;ka bolnica Dubrava, Referentni centar Ministarstva zdravstva za hemodinamski nadzor u intenzivnom lije&#x010D;enju kirur&#x0161;kih bolesnika, <addr-line>Zagreb</addr-line></aff>
</contrib-group>
<author-notes>
<corresp id="cor1">Adresa za dopisivanje: Doc. dr. sc. Miroslav &#x017D;up&#x010D;i&#x0107;, <ext-link ext-link-type="uri" xlink:href="https://orcid.org/0000-0002-1989-7255">https://orcid.org/0000-0002-1989-7255</ext-link> Klini&#x010D;ki bolni&#x010D;ki centar Rijeka, Kre&#x0161;imirova ul. 42, 51000 Rijeka, Hrvatska; e-po&#x0161;ta: <email xlink:href="miro_zupcic@yahoo.com">miro_zupcic@yahoo.com</email></corresp>
<fn id="afn1"><p>Rad je napravljen u Klinici za anesteziologiju, intenzivnu medicinu i lije&#x010D;enje boli Klini&#x010D;koga bolni&#x010D;kog centra Rijeka i na Katedri za fiziologiju, imunologiju i patofiziologiju Medicinskog fakulteta Sveu&#x010D;ili&#x0161;ta u Rijeci.</p></fn>
</author-notes>
<pub-date pub-type="epub-ppub"><month>06</month><year>2020</year></pub-date>
<volume>142</volume>
<issue>5-6</issue>
<fpage>170</fpage>
<lpage>175</lpage>
<permissions>
<copyright-year>2020</copyright-year>
<copyright-holder>Croatian Medical Association</copyright-holder>
<license xlink:href="http://creativecommons.org/licenses/by-nc-nd/4.0/" specific-use="CC BY-NC-ND 4.0"><license-p>This is an open-access article distributed under the terms of the Creative Commons Attribution Non-Commercial No Derivatives (CC BY-NC-ND) 4.0 License.</license-p></license>
</permissions>
<abstract>
<title>SA&#x017D;ETAK</title>
<p>Imunosni sustav uklju&#x010D;uje specifi&#x010D;nu i nespecifi&#x010D;nu imunost. Promjene imunosnog odgovora u perioperativnom razdoblju posredovane su ozljedom tkiva, strahom, lijekovima, hipotermijom, boli, transfuzijom krvi, hiperglikemijom, infekcijom i pove&#x0107;anim stresom. Anestezija mo&#x017E;e utjecati na stresni odgovor sredi&#x0161;njom modulacijom (op&#x0107;a anestezija), aferentnom blokadom (regionalna anestezija) ili interakcijom s endokrinim sustavom. Tako&#x0111;er, izbor anesteziolo&#x0161;kih tehnika mo&#x017E;e imati mnogo &#x0161;ire zna&#x010D;enje svojim utjecajem na karcinomske stanice i njihovo metastaziranje. Ciljevi ovoga preglednog &#x010D;lanka bili su istra&#x017E;iti u&#x010D;inke regionalne anestezije u usporedbi s op&#x0107;om (intravenskom i inhalacijskom) anestezijom na promjenu kirur&#x0161;kog odgovora na stres, progresiju maligne bolesti i poslijeoperacijsko funkcioniranje organa. Dokazano je da primjena op&#x0107;ih anestetika ima supresivni u&#x010D;inak na stani&#x010D;nu i humoralnu imunost djeluju&#x0107;i na funkciju imunokompetentnih stanica te gensku ekspresiju upalnih medijatora i njihovu sekreciju. Opioidni analgetici ili njihov na&#x010D;in primjene pokazuju druk&#x010D;iji efekt na imunosni sustav: imunosupresivni, imunostimulacijski ili oba. Nasuprot tomu, primjena lokalnih anestetika djelotvorna je u lije&#x010D;enju akutne i kroni&#x010D;ne upale jer ti anestetici inaktiviraju upalne procese na razli&#x010D;itim razinama djeluju&#x0107;i na monocitno-makrofagni sustav, smanjuju proupalne funkcije poput stvaranja kisikovih metabolita, osloba&#x0111;anja histamina, interleukina (IL-1&#x03B1;) i leukotrijena. Da bi se izbjegla ova imunosna reakcija, preporu&#x010D;uje se primjena regionalne analgezije koja je nadmo&#x0107;na naspram drugim analgetskim metodama te reducira koli&#x010D;inu poslijeoperacijskog krvarenja. Upravo zbog tih va&#x017E;nih prednosti danas je regionalna analgezija u &#x0161;irokoj primjeni kod kirur&#x0161;kih zahvata na onkolo&#x0161;kim bolesnicima.</p>
</abstract>
<trans-abstract xml:lang="en">
<title>SUMMARY</title>
<p>The immune system comprises both specific and non-specific immunity. The immune response during the perioperative period is modulated by tissue trauma, fear/anxiety, medication, hypothermia, pain, transfusion of blood products, glycaemia regulation, infection and increased stress. Anaesthesia can influence the stress response by central modulation (general anaesthesia), afferent blockade (regional anaesthesia), or by interaction with the endocrine system. The choice of anaesthetic technique seems to have an influence on cancer cells and their possible dissemination. The aims of this review article are to review the effects of regional anaesthesia in comparison to general anaesthesia (intravenous and inhalational) on the immune response to surgical stress, malignant disease progression and postoperative organ function. It is known that general anaesthesia can suppress cellular and humoral immunity by acting on immune-competent cells, gene expression and secretion of inflammatory mediators. Opioids and/or their mode of administration show a different effect on the immune system: immune suppression, immune stimulation or both. In contrast, local anaesthetics are efficient in treating acute and chronic inflammation because they deactivate inflammatory processes on different levels, including the monocyte-macrophage system, decrease of oxygen metabolites and free radical formation, histamine liberation, release of interleukin (IL-1&#x03B1;) and leukotriens. To minimise or avoid immune reactions, the use of local and regional anaesthesia is recommended, as it is superior to other analgesic methods and also reduces postoperative blood loss. Because of these significant advantages, today the use of regional anaesthesia is widespread in oncological surgery.</p>
</trans-abstract>
<kwd-group kwd-group-type="author"><kwd>Deskriptori HUMORALNA IMUNOST- djelovanje lijeka</kwd><kwd>STANI&#x010C;NA IMUNOST- djelovanje lijeka</kwd><kwd>LOKALNI ANESTETICI &#x2013; farmakologija</kwd><kwd>OPIOIDNI ANALGETICI &#x2013; farmakologija</kwd><kwd>OP&#x0106;A ANESTEZIJA</kwd><kwd>REGIONALNA ANESTEZIJA</kwd><kwd>ANALGEZIJA</kwd><kwd>TUMORI &#x2013; imunologija</kwd><kwd>FIZIOLO&#x0160;KI STRES &#x2013; imunologija</kwd><kwd>POSLIJEOPERACIJSKO KRVARENJE</kwd></kwd-group>
<kwd-group kwd-group-type="translator" xml:lang="en"><title>Descriptors </title><kwd>IMMUNITY, HUMORAL &#x2013; drug effects</kwd><kwd>IMMUNITY, CELLULAR &#x2013; drug effects</kwd><kwd>ANESTHETICS, LOCAL &#x2013; pharmacology</kwd><kwd>ANALGESICS, OPIOID &#x2013; pharmacology</kwd><kwd>ANESTHESIA, GENERAL</kwd><kwd>ANESTHESIA, CONDUCTION</kwd><kwd>ANALGESIA</kwd><kwd>NEOPLASMS &#x2013; immunology</kwd><kwd>STRESS, PHYSIOLOGICAL &#x2013; imunologija</kwd><kwd>POSTOPERATIVE HEMORRHAGE</kwd></kwd-group>
</article-meta>
</front>
<body>
<p>Promjene imunosnog odgovora u perioperativnom razdoblju posredovane su ozljedom tkiva, strahom, lijekovima, hipotermijom, boli, transfuzijom krvi, hiperglikemijom, infekcijom i pove&#x0107;anim stresom. Najva&#x017E;niji utjecaj tih &#x010D;imbenika na imunosni sustav jest suprimiranje adaptivne imunosne reakcije ili poja&#x010D;avanje imunosnog odgovora. (<xref ref-type="bibr" rid="r1"><italic>1</italic></xref>, <xref ref-type="bibr" rid="r2"><italic>2</italic></xref>) Veliki kirur&#x0161;ki zahvati ili traume organizma (opekline, politraume) &#x010D;esto mogu dovesti do znatnog imunosupresivnog odgovora koji &#x0107;e uzrokovati produljenje cijeljenja rane i komplicirane infekcije. (<xref ref-type="bibr" rid="r3"><italic>3</italic></xref>) Anestezija mo&#x017E;e utjecati na stresni odgovor sredi&#x0161;njom modulacijom (op&#x0107;a anestezija), aferentnom blokadom (regionalna anestezija) ili interakcijom s endokrinim sustavom (etomidat). Regionalna anestezija mo&#x017E;e samostalno ili u kombinaciji s op&#x0107;om anestezijom znatno suprimirati endokrini odgovor organizma na stres. (<xref ref-type="bibr" rid="r4"><italic>4</italic></xref>) Tako&#x0111;er, izbor anesteziolo&#x0161;kih tehnika mo&#x017E;e imati mnogo &#x0161;ire zna&#x010D;enje svojim utjecajem na karcinomske stanice i njihovo metastaziranje. Ciljevi ovoga preglednog &#x010D;lanka bili su istra&#x017E;iti u&#x010D;inke regionalne anestezije u usporedbi s op&#x0107;om (intravenskom i inhalacijskom) anestezijom na promjenu kirur&#x0161;kog odgovora na stres, progresiju maligne bolesti i poslijeoperacijsko funkcioniranje organa. (<xref ref-type="bibr" rid="r5"><italic>5</italic></xref>)</p>
<sec sec-type="other1">
<title>Priro&#x0111;ena i ste&#x010D;ena imunost</title>
<p>Imunosni sustav uklju&#x010D;uje specifi&#x010D;nu i nespecifi&#x010D;nu imunost. Priro&#x0111;eni imunosni odgovor nespecifi&#x010D;na je imunosna obrana prisutna pri ro&#x0111;enju. (<xref ref-type="bibr" rid="r5"><italic>5</italic></xref>) Prva je linija obrane i odnosi se na za&#x0161;titne mehanizme koji su prisutni &#x010D;ak i prije infekcije. Njezine glavne komponente jesu epitelne membrane (koje blokiraju ulaz patogena), fagocitne stanice (neutrofili i makrofagi), dendriti&#x010D;ke stanice, ubila&#x010D;ke (engl. <italic>natural killer</italic> &#x2013; NK) stanice i nekoliko proteina plazme uklju&#x010D;uju&#x0107;i komplementni sustav. Najva&#x017E;nija stani&#x010D;na reakcija priro&#x0111;ene imunosti jest upala &#x2013; proces posredovan dendriti&#x010D;kim i NK-stanicama, pri &#x010D;emu se regrutiraju i aktiviraju fagocitne stanice kako bi uklonile uljeza. (<xref ref-type="bibr" rid="r5"><italic>5</italic></xref>) Adaptivni imunitet, koji se naziva i specifi&#x010D;na ili ste&#x010D;ena imunost, sastoji se od mehanizama &#x0161;to su nastali prepoznavanjem specifi&#x010D;nih antigena patogena. Specifi&#x010D;ni imunosni sustav posredovan je primarno limfocitima, a njegova funkcija mo&#x017E;e se svrstati u dva tipa: humoralni imunitet, posredovan B-limfocitima i njihovim antitijelima, te stani&#x010D;ni imunitet, posredovan uglavnom T-limfocitima i njihovim citokinima, koji imaju va&#x017E;nu ulogu pri aktivaciji imunosnih stanica, regulaciji i komunikaciji. (<xref ref-type="bibr" rid="r5"><italic>5</italic></xref>) Osim svoje uloge u obrani organizma protiv tumorskih stanica i infektivnih uzro&#x010D;nika, upalni je odgovor klju&#x010D;an za obnavljanje tkiva nakon kirur&#x0161;kih ili nekih drugih ozljeda. Poreme&#x0107;aj ovog procesa mo&#x017E;e pove&#x0107;ati osjetljivost na infekcije, ubrzati rast stanica karcinoma i njihovo metastaziranje. (<xref ref-type="bibr" rid="r5"><italic>5</italic></xref>, <xref ref-type="bibr" rid="r6"><italic>6</italic></xref>)</p>
</sec>
<sec sec-type="other2">
<title>Utjecaj op&#x0107;e anestezije na imunosni odgovor</title>
<p>Anestetici imaju supresivni u&#x010D;inak na stani&#x010D;nu i humoralnu imunost djeluju&#x0107;i na funkciju imunokompetentnih stanica te gensku ekspresiju upalnih medijatora i njihovu sekreciju. (<xref ref-type="bibr" rid="r7"><italic>7</italic></xref>) Kod malignih bolesti imunosupresija potencirana anesteticima (disfunkcija NK-stanica i limfocita) mo&#x017E;e ubrzati rast i metastaziranje rezidualnih malignih stanica te time pogor&#x0161;ati prognozu. Protuupalno djelovanje anestetika mo&#x017E;e biti i korisno u stanjima koja obuhva&#x0107;aju ishemiju, sindrom sustavnog upalnog odgovora (engl. <italic>systemic inflammatory response syndrome</italic> &#x2013; SIRS) i reperfuzijsku ozljedu. (<xref ref-type="bibr" rid="r8"><italic>8</italic></xref>) Procjene djelovanja anestetika na imunosni sustav bolesnika prili&#x010D;no su ograni&#x010D;ene jer imaju vi&#x0161;e varijabla kao &#x0161;to su duljina i vrsta kirur&#x0161;kog zahvata te komplikacije povezane s njima. (<xref ref-type="bibr" rid="r9"><italic>9</italic></xref>)</p>
<sec>
<title>Intravenski anestetici</title>
<p>Dokazano je da primjena tiopentala i ketamina kod &#x0161;takora suprimira NK-stani&#x010D;nu aktivnost i razinu NK-stanica u usporedbi s kontrolnim skupinama. (<xref ref-type="bibr" rid="r10"><italic>10</italic></xref>) Tako&#x0111;er, dokazano je da propofol ima inhibicijski u&#x010D;inak na monocite, neutrofile i makrofage u priro&#x0111;enoj imunosti, ali ne djeluje na limfocite i NK-stanice. (<xref ref-type="bibr" rid="r11"><italic>11</italic></xref>) Propofol ima antioksidativno i protuupalno djelovanje inhibiraju&#x0107;i priro&#x0111;enu imunost. (<xref ref-type="bibr" rid="r12"><italic>12</italic></xref>) Istra&#x017E;ivanja u kriti&#x010D;nih bolesnika pokazala su da propofol ne utje&#x010D;e znatno na neutrofilnu funkciju. (<xref ref-type="bibr" rid="r13"><italic>13</italic></xref>) Smanjuje sekreciju interleukina 8 (IL-8) iz neutrofila stimuliranih lipopolisaharidom, dok unutarstani&#x010D;na razina IL-8 i glasni&#x010D;ka ribonukleinska kiselina (mRNK) (engl. <italic>messenger ribonucleic acid</italic> &#x2013; mRNA) ostaju nepromijenjene, &#x0161;to upu&#x0107;uje na to da propofol djeluje na posttranslacijskoj razini (regulacija ekspresije eukariotskih gena), a ne na mRNK. (<xref ref-type="bibr" rid="r14"><italic>14</italic></xref>, <xref ref-type="bibr" rid="r15"><italic>15</italic></xref>) Chen i suradnici (<xref ref-type="bibr" rid="r16"><italic>16</italic></xref>) u svojem su istra&#x017E;ivanju dokazali da je stvaranje proupalnih citokina &#x2013; &#x010D;imbenika tumorske nekroze alfa (engl. <italic>tumor necrosis factor alpha</italic> &#x2013; TNF-&#x03B1;), IL-1&#x03B2; i IL-6 &#x2013; u makrofaga aktiviranih lipopolisaharidom inhibirano na pretranslacijskoj razini nakon primjene propofola. Primjena propofola i fentanila pri anesteziji kod ljudi pokazuje izrazito smanjenje broja cirkuliraju&#x0107;ih NK-stanica, dok u studijama <italic>in vitro</italic> nema utjecaja. (<xref ref-type="bibr" rid="r17"><italic>17</italic></xref>)</p>
</sec>
<sec>
<title>Opioidi</title>
<p>Tradicionalan pojam vezan za opioide jest imunosupresija. Nedavna istra&#x017E;ivanja pokazuju komplicirani utjecaj opioidnih receptora na imunosnu funkciju putem razli&#x010D;itih mehanizama. Razli&#x010D;iti opioidi ili njihov na&#x010D;in primjene pokazuju druk&#x010D;iji efekt na imunosni sustav: imunosupresivni, imunostimulacijski ili oba. (<xref ref-type="bibr" rid="r18"><italic>18</italic></xref>) Imunomodulacija inducirana opioidom posredovana je opiodnim receptorima (&#x03B4;, &#x03BA;, &#x03BC; i &#x03C3;) te aktivacijom autonomnoga &#x017E;iv&#x010D;anog sustava i osi hipotalamus-hipofiza-nadbubre&#x017E;na &#x017E;lijezda. (<xref ref-type="bibr" rid="r19"><italic>19</italic></xref>) Aktivacija opioidnih receptora poti&#x010D;e produkciju adrenokortikotropnog hormona (ACTH) iz hipofize, &#x0161;to poti&#x010D;e stvaranje glukokortikoida koji suprimiraju sve imunosne stanice osim regulacijskih T-limfocita. (<xref ref-type="bibr" rid="r20"><italic>20</italic></xref>) NK-stanice i neutrofili imaju receptore &#x03B4; i &#x03BC;, dok monociti, makrofagi, B-limfociti i T-limfociti imaju receptore &#x03BC;, &#x03B4; i &#x03BA;. (<xref ref-type="bibr" rid="r18"><italic>18</italic></xref>) Morfij inhibira diferencijaciju i proliferaciju makrofaga, a suprimira funkciju neutrofila: fagocitozu, oksidaciju i prikazivanje receptora komplementa. (<xref ref-type="bibr" rid="r21"><italic>21</italic></xref>) Smanjuju se aktivnost limfocita B i T te aktivnost NK-stanica. (<xref ref-type="bibr" rid="r22"><italic>22</italic></xref>, <xref ref-type="bibr" rid="r23"><italic>23</italic></xref>) Tako&#x0111;er, morfij pokazuje imunosupresivni u&#x010D;inak inhibicijom transkripcije IL-2 u aktiviranim T-limfocitima te inhibira aktivnost citotoksi&#x010D;nih limfocita CD4+ i CD8+. (<xref ref-type="bibr" rid="r24"><italic>24</italic></xref>) Postoji dosta radova <italic>in vitro</italic> koji prikazuju metastatski ili inhibicijski u&#x010D;inak morfija na proliferativni potencijal tumorskih stanica. (<xref ref-type="bibr" rid="r25"><italic>25</italic></xref>, <xref ref-type="bibr" rid="r26"><italic>26</italic></xref>) Na modelu <italic>in vivo</italic> (&#x0161;takori) dokazano je smanjeno pre&#x017E;ivljenje nakon primjene morfija pri karcinomu dojke. Dokazano je i da morfij poti&#x010D;e aktivaciju i degranulaciju mastocita, limfangiogenezu te povisuje razinu upalnih citokina, supstancije P i triptaze. (<xref ref-type="bibr" rid="r27"><italic>27</italic></xref>) Rast tumora posredovan je ponajvi&#x0161;e proliferacijom tumorskih stanica i angiogenezom, koje su nu&#x017E;ne za metastaziranje. (<xref ref-type="bibr" rid="r28"><italic>28</italic></xref>) Za razliku od morfija, sinteti&#x010D;ki opioidi poput fentanila, sufentanila i alfentanila nemaju imunosupresivni u&#x010D;inak zbog manje interakcije s opioidnim receptorima. (<xref ref-type="bibr" rid="r29"><italic>29</italic></xref>) Sacerdote i suradnici otkrili su poja&#x010D;anu aktivnost NK-stanica nakon perioperativne primjene tramadola kod bolesnica s tumorom maternice. (<xref ref-type="bibr" rid="r30"><italic>30</italic></xref>)</p>
</sec>
<sec>
<title>Inhalacijski anestetici</title>
<p>Dokazano je da imaju inhibicijski u&#x010D;inak na aktivnost NK-stanica i funkciju neutrofila te da smanjuju limfocitnu proliferaciju i osloba&#x0111;anje citokina u mononuklearnim stanicama. (<xref ref-type="bibr" rid="r31"><italic>31</italic></xref>) Inhibiraju&#x0107;i funkciju neutrofila, oslabljuju njihovu sposobnost za aktivaciju upalnog odgovora, ali time mogu osigurati i pozitivan utjecaj pri ishemijsko-reperfuzijskoj ozljedi smanjenjem stvaranja kisikovih radikala, &#x010D;ime se smanjuje prianjanje neutrofila na endotel krvnih &#x017E;ila, npr., kod ishemijskoga sr&#x010D;anog mi&#x0161;i&#x0107;a. (<xref ref-type="bibr" rid="r32"><italic>32</italic></xref>) Sevofluran suprimira izlu&#x010D;ivanje proupalnih citokina, IL-6 i IL-8, dok inhalacija izoflurana smanjuje izlu&#x010D;ivanje proupalnog citokina IL-1&#x03B2;. (<xref ref-type="bibr" rid="r33"><italic>33</italic></xref>) Noviji radovi pokazuju i neuroprotektivni u&#x010D;inak sevoflurana na ishemijsko-reperfuzijsku ozljedu mozga (engl. <italic>cerebral ischemia/reperfusion injury</italic> &#x2013; CI/RI) u uvjetima <italic>in vitro</italic> i <italic>in vivo</italic>, najvjerojatnije inhibicijom mikroRNK (engl. <italic>microRNA miR-181</italic>) i stimuliraju&#x0107;i inhibitor apoptoti&#x010D;nog proteina vezanog X-kromosomom (engl. <italic>X-chromosome-linked inhibitor of apoptosis protein</italic> &#x2013; XIAP). (<xref ref-type="bibr" rid="r34"><italic>34</italic></xref>) Drugi inhalacijski anestetici poput enflurana i izoflurana suprimiraju osloba&#x0111;anje TNF-&#x03B1; i IL-1&#x03B2; te inhibiraju limfocitnu funkciju. (<xref ref-type="bibr" rid="r35"><italic>35</italic></xref>)</p>
</sec>
<sec>
<title>Du&#x0161;i&#x010D;ni oksid</title>
<p>Dokazan je nepovoljan u&#x010D;inak nakon primjene du&#x0161;i&#x010D;nog oksida. Du&#x0161;i&#x010D;ni oksid deprimira neutrofilnu kemotaksiju i remeti proces sinteze deoksiribonukleinske kiseline (DNK; engl. <italic>deoxyribonucleic acid</italic> &#x2013; DNA). Tako&#x0111;er, primjena du&#x0161;i&#x010D;nog oksida povezana je s depresivnim u&#x010D;inkom na funkciju neutrofila i sa smanjenom produkcijom mononuklearnih stanica. (<xref ref-type="bibr" rid="r36"><italic>36</italic></xref>) Istra&#x017E;ivanja na mi&#x0161;evima dokazala su povezanost poja&#x010D;ane izlo&#x017E;enosti du&#x0161;i&#x010D;nom oksidu s nastankom metastaza u jetri i plu&#x0107;ima. (<xref ref-type="bibr" rid="r37"><italic>37</italic></xref>)</p>
</sec>
</sec>
<sec sec-type="other3">
<title>Utjecaj lokalnih anestetika i regionalne anestezije na imunosni odgovor</title>
<sec>
<title>Lokalni anestetici</title>
<p>Mehanizam djelovanja lokalnih anestetika ponajvi&#x0161;e se bazira na interakciji s natrijevim kanalima u membrani &#x017E;ivaca. Natrijevi kanali sadr&#x017E;avaju jednu ve&#x0107;u alfa (&#x03B1;) podjedinicu i dvije manje beta (&#x03B2;) podjedinice. Alfa-podjedinice na mjestu vezanja lokalnog anestetika imaju &#x010D;etiri homologne jedinice gdje je svaka povezana sa &#x0161;est transmembranskih uzvojnica. (<xref ref-type="bibr" rid="r38"><italic>38</italic></xref>) Pove&#x0107;anom frekvencijom podra&#x017E;aja &#x017E;iv&#x010D;anih vlakana otvaraju se natrijevi kanali te omogu&#x0107;uju ulazak natriju i lokalnom anestetiku. Lokalni anestetici reverzibilnim u&#x010D;inkom sprje&#x010D;avaju depolarizaciju &#x017E;iv&#x010D;ane membrane tako &#x0161;to blokiraju protok natrijevih iona, ne djeluju&#x0107;i pritom previ&#x0161;e na kalijeve ione. Stoga, &#x0161;to je frekvencija podra&#x017E;aja dulja, to su ve&#x0107;e mogu&#x0107;nost vezanja lokalnog anestetika na unutra&#x0161;njost ionskog kanala i njegova inaktivacija. (<xref ref-type="bibr" rid="r39"><italic>39</italic></xref>) Lokalni su se anestetici pokazali djelotvorni u lije&#x010D;enju akutne i kroni&#x010D;ne upale jer inaktiviraju upalne procese na razli&#x010D;itim razinama. Djeluju na monocitno-makrofagni sustav, smanjuju proupalne funkcije poput stvaranja kisikovih metabolita, osloba&#x0111;anja histamina, IL-1&#x03B1; i leukotrijena. (<xref ref-type="bibr" rid="r40"><italic>40</italic></xref>) Primjena lidokaina pokazuje antitumorski u&#x010D;inak, a primjena ropivakaina supresivni u&#x010D;inak na rast tumorskih stanica. (<xref ref-type="bibr" rid="r41"><italic>41</italic></xref>, <xref ref-type="bibr" rid="r42"><italic>42</italic></xref>) Mogu&#x0107;i antiproliferativni u&#x010D;inak lidokaina na tumore izra&#x017E;en je putem receptora epidermalnog faktora rasta (engl. <italic>epidermal growth factor receptor</italic> &#x2013; EGFR). (<xref ref-type="bibr" rid="r41"><italic>41</italic></xref>) Deegan i suradnici dokazali su povoljan u&#x010D;inak levobupivakaina na poslijeoperacijsku razinu IL-10 kod bolesnica s karcinomom dojke. (<xref ref-type="bibr" rid="r43"><italic>43</italic></xref>) U&#x010D;inak IL-10 na rast tumora kompleksan je i nije potpuno razja&#x0161;njen. Svojim djelovanjem znatno inhibira produkciju proupalnih citokina, uklju&#x010D;uju&#x0107;i IL-1, IL-8, IL-6, TNF-&#x03B1; i matriks metaloproteinaze (engl. <italic>matrix metalloproteinases</italic> &#x2013; MMPs), te poja&#x010D;ava u&#x010D;inak NK-stanica. (<xref ref-type="bibr" rid="r43"><italic>43</italic></xref>)</p>
</sec>
<sec>
<title>Regionalna anestezija i analgezija</title>
<p>Primjena regionalne anestezije s lokalnim anestetikom tijekom kirur&#x0161;kog zahvata rezultira smanjenjem neuroendokrinog odgovora, a time i sprje&#x010D;ava imunosupresiju. Osim toga, neuroaksijalna, regionalna anestezija i analgezija osiguravaju znatno smanjenje poslijeoperacijske boli, krvarenja, intravenske primjene opioida i inhalacijskih anestetika. (<xref ref-type="bibr" rid="r44"><italic>44</italic></xref>, <xref ref-type="bibr" rid="r45"><italic>45</italic></xref>) Ahlers i suradnici u svojem su istra&#x017E;ivanju dokazali da intraoperativna primjena epiduralne analgezije u kombinaciji s op&#x0107;om anestezijom rezultira ni&#x017E;im razinama kortizola i adrenalina, a vi&#x0161;im razinama interferona gama (IFN-&#x03B3;) i IL-10 naspram primjeni samo op&#x0107;e anestezije. (<xref ref-type="bibr" rid="r46"><italic>46</italic></xref>) Primjena regionalne analgezije (paravertebralnog bloka) u kombinaciji s propofolom kod karcinoma dojke ima inhibiraju&#x0107;i u&#x010D;inak na poslijeoperacijski plazmatski neutrofilno-limfocitni porast naspram primjeni op&#x0107;e anestezije. (<xref ref-type="bibr" rid="r47"><italic>47</italic></xref>) Razina T-pomo&#x0107;ni&#x010D;kih limfocita (Th) nakon primjene regionalne anestezije pokazuje znatno vi&#x0161;e poslijeoperacijske vrijednosti u usporedbi s op&#x0107;om anestezijom. (<xref ref-type="bibr" rid="r46"><italic>46</italic></xref>) Regionalna anestezija znatno utje&#x010D;e i na povi&#x0161;enje poslijeoperacijskih vrijednosti TNF-&#x03B2; i sni&#x017E;enje krvo&#x017E;ilnog endotelnog faktora rasta (engl. <italic>vascular endothelial growth factor</italic> &#x2013; VEGF), koji su vrlo va&#x017E;ni pokazatelji upale. (<xref ref-type="bibr" rid="r48"><italic>48</italic></xref>) Neka su istra&#x017E;ivanja otkrila da dodatak epiduralne anestezije op&#x0107;oj anesteziji odr&#x017E;avanoj sevofluranom za vrijeme laparotomije odga&#x0111;a supresiju jetrenih mononuklearnih stanica, odr&#x017E;ava Th1/Th2-citokinsku ravnote&#x017E;u i NK-stani&#x010D;nu funkciju, rezultiraju&#x0107;i redukcijom tumorskih metastaza. (<xref ref-type="bibr" rid="r49"><italic>49</italic></xref>) Druga istra&#x017E;ivanja govore da su imunokompetentne stanice osjetljivije na djelovanje inhalacijskih anestetika nego propofola i sintetskih opioida (fentanila). (<xref ref-type="bibr" rid="r50"><italic>50</italic></xref>, <xref ref-type="bibr" rid="r51"><italic>51</italic></xref>) P&#x00E9;rez-Gonz&#x00E1;lez i suradnici u svojem preglednom istra&#x017E;ivanju nisu mogli na&#x0107;i dovoljan broj dokaza koji bi poduprli ili odbacili mogu&#x0107;nost da primjena paravertebralnog bloka pobolj&#x0161;ava pre&#x017E;ivljenje ili smanjuje metastaziranje kod karcinoma dojke, ali su dokazali da njegova primjena u kombinaciji s propofolom smanjuje perioperativni upalni odgovor (IL-6, MMP-3 i MMP-9), sprje&#x010D;ava imunosnu supresiju i smanjuje angiogenezu. (<xref ref-type="bibr" rid="r51"><italic>51</italic></xref>) Sessler i suradnici nakon svojega su jedanaestogodi&#x0161;njeg istra&#x017E;ivanja (2007. &#x2013; 2018.) dokazali da primjena regionalne anestezije &#x2013; analgezije (paravertebralnog bloka i propofola) nije smanjila poslijeoperacijski recidiv karcinoma dojke naspram op&#x0107;oj anesteziji (inhalacijski anestetici &#x2013; opioidi). (<xref ref-type="bibr" rid="r52"><italic>52</italic></xref>) Stoga mo&#x017E;emo re&#x0107;i da primjena op&#x0107;e anestezije s propofolom i fentanilom, kombinirana s regionalnom analgezijom, mo&#x017E;e biti optimalna za imunokompromitirane bolesnike, dok su inhalacijski anestetici korisni kod kardijalne kirurgije (premosnice) ili ishemijsko-reperfuzijske ozljede. (<xref ref-type="bibr" rid="r53"><italic>53</italic></xref>)</p>
</sec>
</sec>
<sec sec-type="other4">
<title>Zaklju&#x010D;ak</title>
<p>Primjena op&#x0107;ih anestetika i morfija suprimira stani&#x010D;nu i humoralnu imunost. Da bi se izbjegla ova imunosna reakcija, preporu&#x010D;uje se primjena regionalne analgezije koja je superiorna naspram drugim analgetskim metodama te reducira koli&#x010D;inu poslijeoperacijskog krvarenja. (<xref ref-type="bibr" rid="r44"><italic>44</italic></xref>, <xref ref-type="bibr" rid="r45"><italic>45</italic></xref>) Imunosupresivni u&#x010D;inci regionalne anestezije i analgezije manji su od imunosupresivnih u&#x010D;inaka intravenskih opioida ili op&#x0107;e anestezije. Upravo zbog tih va&#x017E;nih prednosti danas je regionalna analgezija u &#x0161;irokoj primjeni kod kirur&#x0161;kih zahvata na onkolo&#x0161;kim bolesnicima. (<xref ref-type="bibr" rid="r43"><italic>43</italic></xref>, <xref ref-type="bibr" rid="r46"><italic>46</italic></xref>, <xref ref-type="bibr" rid="r47"><italic>47</italic></xref>) S obzirom na to da jo&#x0161; nema dovoljnog broja dokaza poput smanjenja metastaza, recidiva karcinomske bolesti i dugoro&#x010D;ne stope pre&#x017E;ivljavanja, koji bi upu&#x0107;ivali na prednost primjene regionalne anestezije i/ili analgezije u poslijeoperacijskom pre&#x017E;ivljenju onkolo&#x0161;kih bolesnika, potrebno je provesti daljnja klini&#x010D;ka istra&#x017E;ivanja.</p>
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<ref-list>
<title>LITERATURA</title>
<ref id="r1"><label>1</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Homburger</surname><given-names>JA</given-names></name><name><surname>Meiler</surname><given-names>SE</given-names></name></person-group>. <article-title>Anesthesia drugs, immunity and long-term outcome.</article-title> <source>Curr Opin Anaesthesiol</source>. <year>2006</year>;<volume>19</volume>:<fpage>423</fpage>&#x2013;<lpage>8</lpage>. <pub-id pub-id-type="doi">10.1097/01.aco.0000236143.61593.14</pub-id><pub-id pub-id-type="pmid">16829725</pub-id></mixed-citation></ref>
<ref id="r2"><label>2</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Kennedy</surname><given-names>BC</given-names></name><name><surname>Hall</surname><given-names>BM</given-names></name></person-group>. <article-title>Neuroendocrine and inflammatory aspects of surgery: do they affect outcome?</article-title> <source>Acta Anaesthesiol Belg</source>. <year>1998</year>;<volume>50</volume>:<fpage>205</fpage>&#x2013;<lpage>9</lpage>.<pub-id pub-id-type="pmid">10603996</pub-id></mixed-citation></ref>
<ref id="r3"><label>3</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Elenkov</surname><given-names>IJ</given-names></name><name><surname>Chrousos</surname><given-names>GP</given-names></name></person-group>. <article-title>Stress Hormones, Th1/Th2 patterns, Pro/Anti-inflammatory Cytokines and Susceptibility to Disease.</article-title> <source>Trends Endocrinol Metab</source>. <year>1999</year>;<volume>10</volume>:<fpage>359</fpage>&#x2013;<lpage>68</lpage>. <pub-id pub-id-type="doi">10.1016/S1043-2760(99)00188-5</pub-id><pub-id pub-id-type="pmid">10511695</pub-id></mixed-citation></ref>
<ref id="r4"><label>4</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Adams</surname><given-names>HA</given-names></name><name><surname>Hempelmann</surname><given-names>G</given-names></name></person-group>. <article-title>The endocrine stress reaction in anesthesia and surgery&#x2013;origin and significance.</article-title> <source>Anasthesiol Intensivmed Notfallmed Schmerzther</source>. <year>1991</year>;<volume>26</volume>:<fpage>294</fpage>&#x2013;<lpage>305</lpage>. <pub-id pub-id-type="doi">10.1055/s-2007-1000588</pub-id><pub-id pub-id-type="pmid">1751650</pub-id></mixed-citation></ref>
<ref id="r5"><label>5</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Iwasaki</surname><given-names>M</given-names></name><name><surname>Edmondson</surname><given-names>M</given-names></name><name><surname>Sakamoto</surname><given-names>A</given-names></name><name><surname>Ma</surname><given-names>D</given-names></name></person-group>. <article-title>Anesthesia, surgical stress, and &#x201C;long-term&#x201D; outcomes.</article-title> <source>Acta Anaesthesiol Taiwan</source>. <year>2015</year>;<volume>53</volume>:<fpage>99</fpage>&#x2013;<lpage>104</lpage>. <pub-id pub-id-type="doi">10.1016/j.aat.2015.07.002</pub-id><pub-id pub-id-type="pmid">26235899</pub-id></mixed-citation></ref>
<ref id="r6"><label>6</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Lin</surname><given-names>WW</given-names></name><name><surname>Karin</surname><given-names>M</given-names></name></person-group>. <article-title>A cytokine-mediated link between innate immunity, inflammation, and cancer.</article-title> <source>J Clin Invest</source>. <year>2007</year>;<volume>117</volume>:<fpage>1175</fpage>&#x2013;<lpage>83</lpage>. <pub-id pub-id-type="doi">10.1172/JCI31537</pub-id><pub-id pub-id-type="pmid">17476347</pub-id></mixed-citation></ref>
<ref id="r7"><label>7</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Kirkley</surname><given-names>SA</given-names></name><name><surname>Cowles</surname><given-names>J</given-names></name><name><surname>Pellegrini</surname><given-names>VD</given-names><suffix>Jr</suffix></name><name><surname>Harris</surname><given-names>CM</given-names></name><name><surname>Boyd</surname><given-names>AD</given-names></name><name><surname>Blumberg</surname><given-names>N</given-names></name></person-group>. <article-title>Cytokine secretion after allogeneic or autologous blood transfusion</article-title> <comment>[letter]</comment>. <source>Lancet</source>. <year>1995</year>;<volume>345</volume>:<fpage>527</fpage>. <pub-id pub-id-type="doi">10.1016/S0140-6736(95)90627-4</pub-id><pub-id pub-id-type="pmid">7861907</pub-id></mixed-citation></ref>
<ref id="r8"><label>8</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Kurosawa</surname><given-names>S</given-names></name><name><surname>Kato</surname><given-names>M</given-names></name></person-group>. <article-title>Anaesthetics, immune cells and immune responses.</article-title> <source>J Anesth</source>. <year>2008</year>;<volume>22</volume>:<fpage>263</fpage>&#x2013;<lpage>77</lpage>. <pub-id pub-id-type="doi">10.1007/s00540-008-0626-2</pub-id><pub-id pub-id-type="pmid">18685933</pub-id></mixed-citation></ref>
<ref id="r9"><label>9</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Heller</surname><given-names>A</given-names></name><name><surname>Heller</surname><given-names>S</given-names></name><name><surname>Blecken</surname><given-names>S</given-names></name><name><surname>Urbaschek</surname><given-names>R</given-names></name><name><surname>Koch</surname><given-names>T</given-names></name></person-group>. <article-title>Effects of intravenous anesthetics on bacterial elimination in human blood in vitro.</article-title> <source>Acta Anaesthesiol Scand</source>. <year>1998</year>;<volume>42</volume>:<fpage>518</fpage>&#x2013;<lpage>26</lpage>. <pub-id pub-id-type="doi">10.1111/j.1399-6576.1998.tb05160.x</pub-id><pub-id pub-id-type="pmid">9605366</pub-id></mixed-citation></ref>
<ref id="r10"><label>10</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Melamed</surname><given-names>R</given-names></name><name><surname>Bar-Yosef</surname><given-names>S</given-names></name><name><surname>Shakhar</surname><given-names>G</given-names></name><name><surname>Shakhar</surname><given-names>K</given-names></name><name><surname>Ben-Eliyahu</surname><given-names>S</given-names></name></person-group>. <article-title>Suppression of natural killer cell activity and promotion of tumor metastasis by ketamine, thiopental, and halothane, but not by propofol: mediating mechanisms and prophylactic measures.</article-title> <source>Anesth Analg</source>. <year>2003</year>;<volume>97</volume>:<fpage>1331</fpage>&#x2013;<lpage>9</lpage>. <pub-id pub-id-type="doi">10.1213/01.ANE.0000082995.44040.07</pub-id><pub-id pub-id-type="pmid">14570648</pub-id></mixed-citation></ref>
<ref id="r11"><label>11</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Marik</surname><given-names>PE</given-names></name></person-group>. <article-title>Propofol: an immunomodulating agent.</article-title> <source>Pharmacotherapy</source>. <year>2005</year>;<volume>25</volume>(<issue>5 Pt 2</issue>):<fpage>28S</fpage>&#x2013;<lpage>33S</lpage>. <pub-id pub-id-type="doi">10.1592/phco.2005.25.5_Part_2.28S</pub-id><pub-id pub-id-type="pmid">15899746</pub-id></mixed-citation></ref>
<ref id="r12"><label>12</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Heine</surname><given-names>J</given-names></name><name><surname>Leuwer</surname><given-names>M</given-names></name><name><surname>Scheinichen</surname><given-names>D</given-names></name><name><surname>Arseniev</surname><given-names>L</given-names></name><name><surname>Jaeger</surname><given-names>K</given-names></name><name><surname>Piepenbrock</surname><given-names>S</given-names></name></person-group>. <article-title>Flow cytometry evaluation of the in vitro influence of four i.v. anaesthetics on respiratory burst of neutrophils.</article-title> <source>Br J Anaesth</source>. <year>1996</year>;<volume>77</volume>:<fpage>387</fpage>&#x2013;<lpage>92</lpage>. <pub-id pub-id-type="doi">10.1093/bja/77.3.387</pub-id><pub-id pub-id-type="pmid">8949817</pub-id></mixed-citation></ref>
<ref id="r13"><label>13</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Huettemann</surname><given-names>E</given-names></name><name><surname>Jung</surname><given-names>A</given-names></name><name><surname>Vogelsang</surname><given-names>H</given-names></name><name><surname>Hout</surname><given-names>N</given-names></name><name><surname>Sakka</surname><given-names>SG</given-names></name></person-group>. <article-title>Effects of propofol vs methohexital on neutrophil function and immune status in critically ill patients.</article-title> <source>J Anesth</source>. <year>2006</year>;<volume>20</volume>:<fpage>86</fpage>&#x2013;<lpage>91</lpage>. <pub-id pub-id-type="doi">10.1007/s00540-005-0377-2</pub-id><pub-id pub-id-type="pmid">16633763</pub-id></mixed-citation></ref>
<ref id="r14"><label>14</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Larsen</surname><given-names>B</given-names></name><name><surname>Hoff</surname><given-names>G</given-names></name><name><surname>Wilchem</surname><given-names>W</given-names></name><etal/></person-group> <article-title>Effects of intravenous anesthetics on spontaneus and endotoxin-stimulated cytokine response in cultured human whole blood.</article-title> <source>Anesthesiology</source>. <year>1998</year>;<volume>89</volume>:<fpage>1218</fpage>&#x2013;<lpage>27</lpage>. <pub-id pub-id-type="doi">10.1097/00000542-199811000-00023</pub-id><pub-id pub-id-type="pmid">9822011</pub-id></mixed-citation></ref>
<ref id="r15"><label>15</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Chen</surname><given-names>RM</given-names></name><name><surname>Wu</surname><given-names>CH</given-names></name><name><surname>Chang</surname><given-names>HC</given-names></name><etal/></person-group> <article-title>Propofol supresses macrophage functions and modulates mitochondrial membrane potential and cellular adenosine triphosphate synthesis.</article-title> <source>Anesthesiology</source>. <year>2003</year>;<volume>98</volume>:<fpage>1178</fpage>&#x2013;<lpage>85</lpage>. <pub-id pub-id-type="doi">10.1097/00000542-200305000-00021</pub-id><pub-id pub-id-type="pmid">12717140</pub-id></mixed-citation></ref>
<ref id="r16"><label>16</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Chen</surname><given-names>RM</given-names></name><name><surname>Chen</surname><given-names>TG</given-names></name><name><surname>Chen</surname><given-names>TL</given-names></name><etal/></person-group> <article-title>Anti-inflammatory and antioxidative effects of propofol on lipopolysaccharide-activated macrophages.</article-title> <source>Ann N Y Acad Sci</source>. <year>2005</year>;<volume>1042</volume>:<fpage>262</fpage>&#x2013;<lpage>71</lpage>. <pub-id pub-id-type="doi">10.1196/annals.1338.030</pub-id><pub-id pub-id-type="pmid">15965071</pub-id></mixed-citation></ref>
<ref id="r17"><label>17</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Brand</surname><given-names>JM</given-names></name><name><surname>Frohn</surname><given-names>C</given-names></name><name><surname>Luhm</surname><given-names>J</given-names></name><name><surname>Kirchner</surname><given-names>H</given-names></name><name><surname>Schmucker</surname><given-names>P</given-names></name></person-group>. <article-title>Early alterations in the number of circulating lymphocyte subpopulations end enhanced proinflammatory immune response during opioid-based general anesthesia.</article-title> <source>Shock</source>. <year>2003</year>;<volume>20</volume>:<fpage>213</fpage>&#x2013;<lpage>7</lpage>. <pub-id pub-id-type="doi">10.1097/00024382-200309000-00003</pub-id><pub-id pub-id-type="pmid">12923491</pub-id></mixed-citation></ref>
<ref id="r18"><label>18</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Liang</surname><given-names>X</given-names></name><name><surname>Liu</surname><given-names>R</given-names></name><name><surname>Chen</surname><given-names>C</given-names></name><name><surname>Ji</surname><given-names>F</given-names></name><name><surname>Li</surname><given-names>T</given-names></name></person-group>. <article-title>Opioid System Modulates the Immune Function: A Review.</article-title> <source>Transl Perioper Pain Med</source>. <year>2016</year>;<volume>1</volume>:<fpage>5</fpage>&#x2013;<lpage>13</lpage>.<pub-id pub-id-type="pmid">26985446</pub-id></mixed-citation></ref>
<ref id="r19"><label>19</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Flores</surname><given-names>LR</given-names></name><name><surname>Dretchen</surname><given-names>KL</given-names></name><name><surname>Bayer</surname><given-names>BM</given-names></name></person-group>. <article-title>Potential role of the autonomic nervous system in the immunosupressive effects of the acute morphine administration.</article-title> <source>Eur J Pharmacol</source>. <year>1996</year>;<volume>318</volume>:<fpage>437</fpage>&#x2013;<lpage>46</lpage>. <pub-id pub-id-type="doi">10.1016/S0014-2999(96)00788-1</pub-id><pub-id pub-id-type="pmid">9016936</pub-id></mixed-citation></ref>
<ref id="r20"><label>20</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Freier</surname><given-names>DO</given-names></name><name><surname>Fucks</surname><given-names>BA</given-names></name></person-group>. <article-title>A mechanism of action for morphine induced immunosuppression: corticosteroids mediates morphine induced suppression of NK cell activity.</article-title> <source>J Pharmacol Exp Ther</source>. <year>1994</year>;<volume>270</volume>:<fpage>1127</fpage>&#x2013;<lpage>33</lpage>.<pub-id pub-id-type="pmid">7932161</pub-id></mixed-citation></ref>
<ref id="r21"><label>21</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Einstein</surname><given-names>TK</given-names></name><name><surname>Hilburger</surname><given-names>ME</given-names></name></person-group>. <article-title>Opioid modulation of immune responses: effects on phagocyte and lymphoid cell population.</article-title> <source>J Neuroimmunol</source>. <year>1998</year>;<volume>83</volume>:<fpage>500</fpage>&#x2013;<lpage>8</lpage>.</mixed-citation></ref>
<ref id="r22"><label>22</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Bryant</surname><given-names>HU</given-names></name><name><surname>Bernton</surname><given-names>EW</given-names></name><name><surname>Holaday</surname><given-names>JW</given-names></name></person-group>. <article-title>Morphine pellet-induced immunomodulation in mice: temporal relationships.</article-title> <source>J Pharmacol Exp Ther</source>. <year>1988</year>;<volume>245</volume>:<fpage>913</fpage>&#x2013;<lpage>20</lpage>.<pub-id pub-id-type="pmid">3385646</pub-id></mixed-citation></ref>
<ref id="r23"><label>23</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Yokota</surname><given-names>T</given-names></name><name><surname>Uehara</surname><given-names>K</given-names></name><name><surname>Nomoto</surname><given-names>Y</given-names></name></person-group>. <article-title>Addition of noradrenaline to intrathecal morphine augments the postoperative suppression of natural killer cell activity.</article-title> <source>J Anesth</source>. <year>2004</year>;<volume>18</volume>:<fpage>190</fpage>&#x2013;<lpage>5</lpage>. <pub-id pub-id-type="doi">10.1007/s00540-004-0247-3</pub-id><pub-id pub-id-type="pmid">15290418</pub-id></mixed-citation></ref>
<ref id="r24"><label>24</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>B&#x00F6;rner</surname><given-names>C</given-names></name><name><surname>Warnick</surname><given-names>B</given-names></name><name><surname>Smida</surname><given-names>M</given-names></name><etal/></person-group> <article-title>Mechanisms of opioid-mediated inhibition of human T cell receptor signaling.</article-title> <source>J Immunol</source>. <year>2009</year>;<volume>183</volume>:<fpage>882</fpage>&#x2013;<lpage>9</lpage>. <pub-id pub-id-type="doi">10.4049/jimmunol.0802763</pub-id><pub-id pub-id-type="pmid">19561113</pub-id></mixed-citation></ref>
<ref id="r25"><label>25</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Page</surname><given-names>GG</given-names></name><name><surname>Ben-Eliyahu</surname><given-names>S</given-names></name><name><surname>Yirmiya</surname><given-names>R</given-names></name><etal/></person-group> <article-title>Morphine attenuates surgery-induced enhancement of metastatic colonization in rats.</article-title> <source>Pain</source>. <year>1993</year>;<volume>54</volume>:<fpage>21</fpage>&#x2013;<lpage>8</lpage>. <pub-id pub-id-type="doi">10.1016/0304-3959(93)90095-7</pub-id><pub-id pub-id-type="pmid">8378099</pub-id></mixed-citation></ref>
<ref id="r26"><label>26</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Lazarczyk</surname><given-names>M</given-names></name><name><surname>Matyja</surname><given-names>E</given-names></name><name><surname>Lipkowski</surname><given-names>AW</given-names></name></person-group>. <article-title>A comparative study of morphine stimulation and biphalin inhibition of human glioblastoma T98G cell proliferation in vitro.</article-title> <source>Peptides</source>. <year>2010</year>;<volume>31</volume>:<fpage>1606</fpage>&#x2013;<lpage>12</lpage>. <pub-id pub-id-type="doi">10.1016/j.peptides.2010.05.002</pub-id><pub-id pub-id-type="pmid">20580757</pub-id></mixed-citation></ref>
<ref id="r27"><label>27</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Nguyen</surname><given-names>J</given-names></name><name><surname>Luk</surname><given-names>K</given-names></name><name><surname>Vang</surname><given-names>D</given-names></name><etal/></person-group> <article-title>Morphine stimulates cancer progression and mast cell activation and impairs survival in transgenic mice with breast cancer.</article-title> <source>Br J Anaesth</source>. <year>2014</year>;<volume>113</volume> <supplement>Suppl 1</supplement>:<fpage>i4</fpage>&#x2013;<lpage>13</lpage>. <pub-id pub-id-type="doi">10.1093/bja/aeu090</pub-id><pub-id pub-id-type="pmid">24861561</pub-id></mixed-citation></ref>
<ref id="r28"><label>28</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Carmeliet</surname><given-names>P</given-names></name><name><surname>Jain</surname><given-names>RK</given-names></name></person-group>. <article-title>Angiogenesis in cancer and other diseases.</article-title> <source>Nature</source>. <year>2000</year>;<volume>407</volume>:<fpage>249</fpage>&#x2013;<lpage>57</lpage>. <pub-id pub-id-type="doi">10.1038/35025220</pub-id><pub-id pub-id-type="pmid">11001068</pub-id></mixed-citation></ref>
<ref id="r29"><label>29</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Missair</surname><given-names>A</given-names></name><name><surname>Cata</surname><given-names>JP</given-names></name><name><surname>Votta-Velis</surname><given-names>G</given-names></name><etal/></person-group> <article-title>Impact of perioperative pain management on cancer recurrence: an ASRA/ESRA special article.</article-title> <source>Reg Anesth Pain Med</source>. <year>2019</year>;<volume>44</volume>:<fpage>13</fpage>&#x2013;<lpage>28</lpage>. <pub-id pub-id-type="doi">10.1136/rapm-2018-000001</pub-id><pub-id pub-id-type="pmid">30640648</pub-id></mixed-citation></ref>
<ref id="r30"><label>30</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Sacerdote</surname><given-names>P</given-names></name><name><surname>Bianchi</surname><given-names>M</given-names></name><name><surname>Gaspani</surname><given-names>L</given-names></name><etal/></person-group> <article-title>The effects of tramadol and morphine on immune responses and pain after surgery in cancer patients.</article-title> <source>Anesth Analg</source>. <year>2000</year>;<volume>90</volume>:<fpage>1411</fpage>&#x2013;<lpage>4</lpage>. <pub-id pub-id-type="doi">10.1097/00000539-200006000-00028</pub-id><pub-id pub-id-type="pmid">10825330</pub-id></mixed-citation></ref>
<ref id="r31"><label>31</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Desborough</surname><given-names>JP</given-names></name></person-group>. <article-title>The stress response to trauma and surgery.</article-title> <source>Br J Anaesth</source>. <year>2000</year>;<volume>85</volume>:<fpage>109</fpage>&#x2013;<lpage>17</lpage>. <pub-id pub-id-type="doi">10.1093/bja/85.1.109</pub-id><pub-id pub-id-type="pmid">10927999</pub-id></mixed-citation></ref>
<ref id="r32"><label>32</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Vinten-Johansen</surname><given-names>J</given-names></name></person-group>. <article-title>Involvement of neutrophils in pathogenesis of lethal myocardial reperfusion injury.</article-title> <source>Cardiovasc Res</source>. <year>2004</year>;<volume>61</volume>:<fpage>481</fpage>&#x2013;<lpage>97</lpage>. <pub-id pub-id-type="doi">10.1016/j.cardiores.2003.10.011</pub-id><pub-id pub-id-type="pmid">14962479</pub-id></mixed-citation></ref>
<ref id="r33"><label>33</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Kawamura</surname><given-names>T</given-names></name><name><surname>Kadosaki</surname><given-names>M</given-names></name><name><surname>Nara</surname><given-names>N</given-names></name><etal/></person-group> <article-title>Effects of sevoflurane on cytokine balance in patients undergoing coronary artery bypass graft surgery.</article-title> <source>J Cardiothorac Vasc Anesth</source>. <year>2006</year>;<volume>20</volume>:<fpage>503</fpage>&#x2013;<lpage>8</lpage>. <pub-id pub-id-type="doi">10.1053/j.jvca.2006.01.011</pub-id><pub-id pub-id-type="pmid">16884979</pub-id></mixed-citation></ref>
<ref id="r34"><label>34</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Zhang</surname><given-names>Y</given-names></name><name><surname>Shan</surname><given-names>Z</given-names></name><name><surname>Zhao</surname><given-names>Y</given-names></name><name><surname>Ai</surname><given-names>Y</given-names></name></person-group>. <article-title>Sevoflurane prevents miR-181a-induced cerebral ischemia/reperfusion injury.</article-title> <source>Chem Biol Interact</source>. <year>2019</year>;<volume>308</volume>:<fpage>332</fpage>&#x2013;<lpage>8</lpage>. <pub-id pub-id-type="doi">10.1016/j.cbi.2019.06.008</pub-id><pub-id pub-id-type="pmid">31170386</pub-id></mixed-citation></ref>
<ref id="r35"><label>35</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Tschaikowsky</surname><given-names>K</given-names></name><name><surname>Ritter</surname><given-names>J</given-names></name><name><surname>Schroppel</surname><given-names>K</given-names></name><name><surname>Kuhn</surname><given-names>M</given-names></name></person-group>. <article-title>Volatile anaesthetics differentially affect immunostimulated expresion of inducible nitric oxide synthase: role of intracellular calcium.</article-title> <source>Anesthesiology</source>. <year>2000</year>;<volume>92</volume>:<fpage>1093</fpage>&#x2013;<lpage>102</lpage>. <pub-id pub-id-type="doi">10.1097/00000542-200004000-00028</pub-id><pub-id pub-id-type="pmid">10754630</pub-id></mixed-citation></ref>
<ref id="r36"><label>36</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Kaye</surname><given-names>AD</given-names></name><name><surname>Patel</surname><given-names>N</given-names></name><name><surname>Bueno</surname><given-names>FR</given-names></name><etal/></person-group> <article-title>Effect of opiates, anesthetic techniques, and other perioperative factors on surgical cancer patients.</article-title> <source>Ochsner J</source>. <year>2014</year>;<volume>14</volume>:<fpage>216</fpage>&#x2013;<lpage>28</lpage>.<pub-id pub-id-type="pmid">24940132</pub-id></mixed-citation></ref>
<ref id="r37"><label>37</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Shapiro</surname><given-names>J</given-names></name><name><surname>Jersky</surname><given-names>J</given-names></name><name><surname>Katzav</surname><given-names>S</given-names></name><name><surname>Feldman</surname><given-names>M</given-names></name><name><surname>Segal</surname><given-names>S</given-names></name></person-group>. <article-title>Anesthetic drugs accelerate the progression of postoperative metastases of mouse tumors.</article-title> <source>J Clin Invest</source>. <year>1981</year>;<volume>68</volume>:<fpage>678</fpage>&#x2013;<lpage>85</lpage>. <pub-id pub-id-type="doi">10.1172/JCI110303</pub-id><pub-id pub-id-type="pmid">7276167</pub-id></mixed-citation></ref>
<ref id="r38"><label>38</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Wang</surname><given-names>SY</given-names></name><name><surname>Barile</surname><given-names>M</given-names></name><name><surname>Wang</surname><given-names>GK</given-names></name></person-group>. <article-title>Disparate role of Na(+) channel D2-S6 residues in batrachotoxin and local anesthetic action.</article-title> <source>Mol Pharmacol</source>. <year>2001</year>;<volume>59</volume>:<fpage>1100</fpage>&#x2013;<lpage>7</lpage>. <pub-id pub-id-type="doi">10.1124/mol.59.5.1100</pub-id><pub-id pub-id-type="pmid">11306693</pub-id></mixed-citation></ref>
<ref id="r39"><label>39</label><mixed-citation publication-type="other">Juki&#x0107; M. Regionalna anestezija. U: Juki&#x0107; M, Kogler Majeri&#x0107; V, Hused&#x017E;inovi&#x0107; I, Sekuli&#x0107; A, &#x017D;uni&#x0107; J (ur.). Klini&#x010D;ka anesteziologija. Zagreb: Medicinska naklada; 2005, str. 360&#x2013;8.</mixed-citation></ref>
<ref id="r40"><label>40</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Sinclair</surname><given-names>R</given-names></name><name><surname>Eriksson</surname><given-names>AS</given-names></name><name><surname>Gretzer</surname><given-names>C</given-names></name><etal/></person-group> <article-title>Inhibitory effects of amide local anaesthestics on stimulus-induced human leukocyte metabolic activation, LTB4 release and IL-1 secretion in vitro.</article-title> <source>Acta Anaesthesiol Scand</source>. <year>1993</year>;<volume>37</volume>:<fpage>159</fpage>&#x2013;<lpage>65</lpage>. <pub-id pub-id-type="doi">10.1111/j.1399-6576.1993.tb03693.x</pub-id><pub-id pub-id-type="pmid">8383401</pub-id></mixed-citation></ref>
<ref id="r41"><label>41</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Sakaguchi</surname><given-names>M</given-names></name><name><surname>Kuroda</surname><given-names>Y</given-names></name><name><surname>Hirose</surname><given-names>M</given-names></name></person-group>. <article-title>The antiproliferative effect of lidocaine on human tongue cancer cells with inhibition of the activity of epidermal growth factor receptor.</article-title> <source>Anesth Analg</source>. <year>2006</year>;<volume>102</volume>:<fpage>1103</fpage>&#x2013;<lpage>7</lpage>. <pub-id pub-id-type="doi">10.1213/01.ane.0000198330.84341.35</pub-id><pub-id pub-id-type="pmid">16551906</pub-id></mixed-citation></ref>
<ref id="r42"><label>42</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Martinsson</surname><given-names>T</given-names></name></person-group>. <article-title>Ropivacaine inhibits serum-induced proliferation of colon adenocarcinoma cells in vitro.</article-title> <source>J Pharmacol Exp Ther</source>. <year>1999</year>;<volume>288</volume>:<fpage>660</fpage>&#x2013;<lpage>4</lpage>.<pub-id pub-id-type="pmid">9918572</pub-id></mixed-citation></ref>
<ref id="r43"><label>43</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Deegan</surname><given-names>CA</given-names></name><name><surname>Murray</surname><given-names>D</given-names></name><name><surname>Doran</surname><given-names>P</given-names></name><etal/></person-group> <article-title>Anesthetic technique and the cytokine and matrix metalloproteinase response to primary breast cancer surgery.</article-title> <source>Reg Anesth Pain Med</source>. <year>2010</year>;<volume>35</volume>:<fpage>490</fpage>&#x2013;<lpage>5</lpage>. <pub-id pub-id-type="doi">10.1097/AAP.0b013e3181ef4d05</pub-id><pub-id pub-id-type="pmid">20975461</pub-id></mixed-citation></ref>
<ref id="r44"><label>44</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Hong</surname><given-names>JY</given-names></name><name><surname>Lim</surname><given-names>KT</given-names></name></person-group>. <article-title>Effect of preemptive epidural analgesia on cytokine response and postoperative pain in laparoscopic radical hysterectomy for cervical cancer.</article-title> <source>Reg Anesth Pain Med</source>. <year>2008</year>;<volume>33</volume>:<fpage>44</fpage>&#x2013;<lpage>51</lpage>. <pub-id pub-id-type="doi">10.1097/00115550-200801000-00008</pub-id><pub-id pub-id-type="pmid">18155056</pub-id></mixed-citation></ref>
<ref id="r45"><label>45</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Capdevila</surname><given-names>X</given-names></name><name><surname>Barthelet</surname><given-names>Y</given-names></name><name><surname>Biboulet</surname><given-names>P</given-names></name><name><surname>Ryckwaert</surname><given-names>Y</given-names></name><name><surname>Rubenovitch</surname><given-names>J</given-names></name><name><surname>d&#x2019;Athis</surname><given-names>F</given-names></name></person-group>. <article-title>Effects of perioperative analgesic technique on the surgical outcome and duration of rehabilitation after major knee surgery.</article-title> <source>Anesthesiology</source>. <year>1999</year>;<volume>91</volume>:<fpage>8</fpage>&#x2013;<lpage>15</lpage>. <pub-id pub-id-type="doi">10.1097/00000542-199907000-00006</pub-id><pub-id pub-id-type="pmid">10422923</pub-id></mixed-citation></ref>
<ref id="r46"><label>46</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Ahlers</surname><given-names>O</given-names></name><etal/></person-group> <article-title>Intraoperative thoracic epidural anaesthesia attenuates stress-induced immunosuppression in patients undergoing major abdominal surgery.</article-title> <source>Br J Anaesth</source>. <year>2008</year>;<volume>101</volume>:<fpage>781</fpage>&#x2013;<lpage>7</lpage>. <pub-id pub-id-type="doi">10.1093/bja/aen287</pub-id><pub-id pub-id-type="pmid">18922851</pub-id></mixed-citation></ref>
<ref id="r47"><label>47</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>N&#x00ED; Eochag&#x00E1;in</surname><given-names>A</given-names></name><name><surname>Burns</surname><given-names>D</given-names></name><name><surname>Riedel</surname><given-names>B</given-names></name><name><surname>Sessler</surname><given-names>DI</given-names></name><name><surname>Buggy</surname><given-names>DJ</given-names></name></person-group>. <article-title>The effect of anaesthetic technique during primary breast cancer surgery on neutrophil-lymphocyte ratio, platelet-lymphocyte ratio and return to intended oncological therapy.</article-title> <source>Anaesthesia</source>. <year>2018</year>;<volume>73</volume>:<fpage>603</fpage>&#x2013;<lpage>11</lpage>. <pub-id pub-id-type="doi">10.1111/anae.14207</pub-id><pub-id pub-id-type="pmid">29457215</pub-id></mixed-citation></ref>
<ref id="r48"><label>48</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Looney</surname><given-names>M</given-names></name><name><surname>Doran</surname><given-names>P</given-names></name><name><surname>Buggy</surname><given-names>DJ</given-names></name></person-group>. <article-title>Effect of anesthetic technique on serum vascular endothelial growth factor C and transforming growth factor &#x03B2; in women undergoing anesthesia and surgery for breast cancer.</article-title> <source>Anesthesiology</source>. <year>2010</year>;<volume>113</volume>:<fpage>1118</fpage>&#x2013;<lpage>25</lpage>. <pub-id pub-id-type="doi">10.1097/ALN.0b013e3181f79a69</pub-id><pub-id pub-id-type="pmid">20930611</pub-id></mixed-citation></ref>
<ref id="r49"><label>49</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Helmy</surname><given-names>SA</given-names></name><name><surname>Wahby</surname><given-names>MA</given-names></name><name><surname>El-Nawaway</surname><given-names>M</given-names></name></person-group>. <article-title>The effect of anaesthesia and surgery on plasma cytokine production.</article-title> <source>Anaesthesia</source>. <year>1999</year>;<volume>54</volume>:<fpage>733</fpage>&#x2013;<lpage>8</lpage>. <pub-id pub-id-type="doi">10.1046/j.1365-2044.1999.00947.x</pub-id><pub-id pub-id-type="pmid">10460524</pub-id></mixed-citation></ref>
<ref id="r50"><label>50</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Woo</surname><given-names>JH</given-names></name><name><surname>Baik</surname><given-names>HJ</given-names></name><name><surname>Kim</surname><given-names>CH</given-names></name><etal/></person-group> <article-title>Effect of propofol and desflurane on immune cell populations in breast cancer patients: a randomized trial.</article-title> <source>J Korean Med Sci</source>. <year>2015</year>;<volume>30</volume>:<fpage>1503</fpage>&#x2013;<lpage>8</lpage>. <pub-id pub-id-type="doi">10.3346/jkms.2015.30.10.1503</pub-id><pub-id pub-id-type="pmid">26425050</pub-id></mixed-citation></ref>
<ref id="r51"><label>51</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>P&#x00E9;rez-Gonz&#x00E1;lez</surname><given-names>O</given-names></name><name><surname>Cu&#x00E9;llar-Guzm&#x00E1;n</surname><given-names>LF</given-names></name><name><surname>Soliz</surname><given-names>J</given-names></name><name><surname>Cata</surname><given-names>JP</given-names></name></person-group>. <article-title>Impact of Regional Anesthesia on Recurrence, Metastasis, and Immune Response in Breast Cancer Surgery: A Systematic Review of the Literature.</article-title> <source>Reg Anesth Pain Med</source>. <year>2017</year>;<volume>42</volume>:<fpage>751</fpage>&#x2013;<lpage>6</lpage>. <pub-id pub-id-type="doi">10.1097/AAP.0000000000000662</pub-id><pub-id pub-id-type="pmid">28953508</pub-id></mixed-citation></ref>
<ref id="r52"><label>52</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Sessler</surname><given-names>DI</given-names></name><name><surname>Pei</surname><given-names>L</given-names></name><name><surname>Huang</surname><given-names>Y</given-names></name><etal/><collab>Breast Cancer Recurrence Collaboration</collab></person-group>. <article-title>Recurrence of breast cancer after regional or general anaesthesia: a randomised controlled trial.</article-title> <source>Lancet</source>. <year>2019</year>;<volume>394</volume>:<fpage>1807</fpage>&#x2013;<lpage>15</lpage>. <pub-id pub-id-type="doi">10.1016/S0140-6736(19)32313-X</pub-id><pub-id pub-id-type="pmid">31645288</pub-id></mixed-citation></ref>
<ref id="r53"><label>53</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Chiari</surname><given-names>P</given-names></name><name><surname>Durand</surname><given-names>M</given-names></name><name><surname>Desebbe</surname><given-names>O</given-names></name><etal/></person-group> <article-title>Multimodal cardioprotective strategy in cardiac surgery (the ProCCard trial): Study protocol for a multicenter randomized controlled trial.</article-title> <source>Trials</source>. <year>2019</year>;<volume>20</volume>:<fpage>560</fpage>. <pub-id pub-id-type="doi">10.1186/s13063-019-3638-3</pub-id><pub-id pub-id-type="pmid">31511041</pub-id></mixed-citation></ref>
</ref-list>
</back>
</article>
