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1、萬(wàn)方數(shù)據(jù)英文摘要EffectsofPyruvate-basedHydroxyethylStarchonIntestinalMicrovascnlarPermeabilityandIntestinalBarrierFunctionofBurnInjuryinRatsObjective:Colloidscombinedwithcrystalloidsareoftenusedmtreatmentofburns,sepsisandvarioushypovolemicshockinclinicalsettings.Theplasmaandalbuminasnatur
2、alcolloidsarepreferred。Duetothedifficultyofobtainingbloodproducts,hydroxyethylstarch(船S)andotherartificialcolloidshavebeencommonlyappliedasthealtemativesofplasmaproductsbecauseoftheirfastandpowerfulexpansioneffects.However,seriousadversereactionsinducedbytheinfusionofHESwerefounda
3、thomeandabroadinrecentyears,thuswidespreadcontroversyWasraisedbytheuseofliES【¨.Severalpreviousstudiesshowedthatsodiumpyruvatehadanti—acid,anti—inflammatoryandanti-oxidanteffects,anditcouldreversetheglucosemetabolicdisturbanceandacid-baseimbalancecausedbyvariourtypesofshockandprote
4、ctorganfunction【2J.ThepurposeofthisstudyfocusesthesodiumpyruvateasanovelcarriersolutioninHES(pyruvate—basesHES)oneffectsonthereductionofvascularleakageandtissueedemaandtheprotectionofintestinalmicrovascularpermeabilityandintestinalbarrierfunction,comparedwithsodiumchloride-HESanda
5、cetateRinger.HESthatareusuallyusedintheclinicalsetting,inratssubjectedwithseverebums.Method:1AnimalModel:l00maleSDrats,weighing2209一2709,wereadaptivefeedingforoneweekafterpurchase.Fasting12hours,butfreeaccesstowateruntil4hoursbeforesurgery,ratswereplacedinanopenedprefabricatedcont
6、ainerafterintraperitonealinjectionforanesthesiabypentobarbitalsodium(50medkg)andcuttingoffhairsintheneck,back,buttocksandabdomen.Theratswereemmercedinboilingwater(100。Cwaterbathinboilingwater)for15secondsonbackand8secondsonabdomentocausea50%totalbodysurface(TBSA)III4萬(wàn)方數(shù)據(jù)英文摘要degree
7、bums.Ratsintheshamcontrolgroupwereplacedinwarmwater(37。Cwaterbath)for15secondsonbackand8secondsonabdomen.Injuredratswerethenasepticallyinsertedwithacatheterintothejugularveinforfluidinfusion,fixedwithaspecificexperimentalvestafterbeingconnectedtotheinfusiondeviceandplacedinthecage
8、s.Theshaftassemblyonthevestensure