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1、·30·微生物与感染2009年3月第4卷第1期JournalofMicrobesandInfection,March2009,Vol.4,No.1·综述·艾滋病免疫重建治疗策略的研究进展11,2,3孙富艳,卢洪洲1.上海市(复旦大学附属)公共卫生中心感染科,上海201508;2.复旦大学附属华山医院感染科,上海200040;3.复旦大学上海医学院内科学系,上海200032摘要:获得性免疫缺陷综合征(AIDS)是由人类免疫缺陷病毒(HIV)侵犯并破坏机体免疫系统引起的疾病。20世纪90年代前,人们普遍认为免疫系统的破
2、坏是不可逆转的,但自高效抗反转录病毒疗法出现以后,发现受损的免疫功能可以获得重建并成为研究的热点。免疫功能重建是指患者受损的免疫功能恢复到正常水平或接近正常水平,从而降低机会性感染和肿瘤的发生,降低发病率和病死率。随着各项技术的发展和改进,+AIDS的发病机制和免疫重建机制得到进一步研究,改善调节患者CD4细胞的数量和免疫功能及细胞毒性T细胞(CTL)的杀伤功能是最重要的保护性免疫机制。目前一些治疗新策略和手段,如细胞因子治疗、HIV特异性疫苗的研制已进入试验或临床阶段,以期进一步改善患者的免疫功能。关键词:获得性
3、免疫缺陷综合征;治疗性疫苗;免疫重建Therapeuticstrategiesforimmunereconstitutioninacquiredimmunodeficiencysyndrome11,2,3SUNFu-Yan,LUHong-Zhou1.DepartmentofInfectiousDisease,ShanghaiPublicHealthClinicalCenterAffiliatedtoFudanUniversity,Shanghai201508,China;2.DepartmentofInfectio
4、usDisease,HuashanHospital,FudanUniversity,Shanghai200040,China;3.DepartmentofMedicalScience,ShanghaiMedicalCollege,FudanUniversity,Shanghai200032,ChinaAbstract:Acquiredimmunodeficiencysyndrome(AIDS)iscausedbythehumanimmunodeficiencyvirus(HIV),aninfectionthatde
5、stroysthebody’simmunesystem.Itwasthoughtthattheimmunodeficiencyobservedinthisdiseasewasirreversible,despiteantiretroviraltherapy.Sincethe1990s,however,highlyactiveantiretroviraltherapy(HAART)hasbeenusedforclinicaltreatment.IthassincebeenrealizedthatHAARTnotonl
6、ysuppressesHIVreplicationbutalsoreconstitutestheimmunefunctioninAIDSpatients.RecentresearchhasaskedhowtoeffectivelyreconstitutetheimmunefunctioninAIDSpatients,whichinvolvesfacilitatingtheabilityoftheimmunesystemtonormalornearnormallevelsthroughanti-viralstrate
7、giesandadoptiveimmunotherapyamongotherapproaches.ThegoalofimmunereconstitutionisdissipationoftheclinicalsymptomsofAIDS,asevidencedbyadecreaseintheincidenceofAIDS-relatedopportunisticinfectionsandtumorsandadeclineinratesofmortality.Throughtechnologicaldevelopme
8、ntsandbetterunderstandingoftheimmunopathogenesisandmechanismsofimmune+reconstitution,itispossibletoimprovethelevelandfunctionofCD4TcellsandtoenhanceHIV-specificcytotoxicTlymphocyte