人脐带间充质干细胞移植治疗急性肺损伤中国组织工程研究第20卷第50期2016-12-02出版ChineseJournalofTissueEngineeringResearchDecember2,2016Vol.20,No.50WWW・CRTER.org•研究原著•陈进玲,陈艳霞,张志勇(河北医科大学附属唐山工人医院,急诊内科,急诊综合监护室,河北省唐山市063000;迁西县三屯营镇中心卫生院检验科,河北省唐山市064300)23123DOI:10.3969/j.issn.2095-4344.2016.50.013ORCID:0000-0002-6717-7092(陈进玲)文章快速阅读:文题释义:人脐带间充质干细胞:具有易分离培养、易传代、细胞数目多等优点,来源广泛,是干细胞家族成员之一,具有干细胞的多向分化特征。人脐带间充质干细胞可从多种组织中分离提取,如人的胎盘或脐带,分离较简便。人脐带间充质干细胞能够归巢至损伤组织并在受损组织中发挥抗炎功能,还具有分化潜能,在创伤修复、免疫治疗等研究领域应用前景广泛,可用于同种个体之间的细胞移植。急性肺损伤:是由多种炎性因子参与的全身炎性反应。大量研究表明,急性肺损伤可损伤毛细血管内皮,肺泡毛细血破坏管屏障,使中性粒细胞产生白细胞介素1、白细胞介素8等促炎因子,这些炎症递质对丁维持炎症反应起着重耍作用,促炎因子和抗炎因子失衡是急性肺损伤发病的重要原因。摘要背景:研究发现,人脐带间充质干细胞可通过减轻炎症损害改善肺通气功能。方法:将30只SD大鼠随机分为3组,正常组不做任何处理;模型组、实验组通过向气管内滴注脂多糖建立急性肺损伤模型,成功造模lh后,实验组于气管内滴注第4代人脐带间充质干细胞悬液0』mL(含细胞1X106),正常组及模型组气管内滴注等量生理盐水。细胞移植后24h,检测血清中口细胞介素1、口细胞介素8水平,苏木精■伊红染色观察大鼠肺组织病理改变,检测大鼠肺组织干湿质量比。干细胞;移植;人脐带间充质干细胞;急性肺损伤;治疗作用;白细胞介素1;白细胞介素8主题词:脐带;间质干细胞移植;急性肺损伤;组织工程7536P.O.Box10002,Shenyang陈进玲,女,1972年生,河北省滦南县人,汉族,硕士,副主任医师,主要从事急诊方面研究。中图分类号:R394.2文献标识码:B文章编号:2095-4344(2016)50-07536-07稿件接受:2016-10-18www.CRTER.org110180ChenJin・ling,Master,Associatechiefphysician,DepartmentofEmergency,TangshanGongrenHospital,HebeiMedicalUniversity,Tangshan063000,HebeiProvince,ChinaWWW.CRTER.orgHumanumbilicalcordmesenchymalstemcelltransplantationforthetreatmentofacutelunginjuryChenJin・lingl,ChenYan-xia2,ZhangZhi-yong3(IDepartmentofEmergency,2ICU,TangshanGongrenHospital,HebeiMedicalUniversity,Tangshan063000,HebeiProvinee,China;3DepartmentofClinicalLaboratory,HealthCenterofSantunyingTown,Tangshan064300,HebeiProvince,China)AbstractBACKGROUND:Studieshaveshownthathumanumbilicalcordmesenchymalstemcellscanimprovepulmonaryventilationfunctionbyreducinginflammations.OBJECTIVE:Toobservethetherapeuticeffectofhumanumbilicalcordmesenchymalstemcelltransplantationonacutelunginjury・METHODS:ThirtySprague-Dawleyratswererandomizedintonormalgroup,modelgroupandexperimentalgroup・Ratsinthelattertwogroupswereusedtoestablishanimalmodelsofacutelunginjurybyintratrachealinstillationoflipopolysaccharide.Onehouraftermodeling,ratsintheexperimentalgroupwereintratracheallyadministeredhumanumbilicalcordmesenchymalstemcellsuspension(0.2mL,1x106cells),andthoseintheothertwogroupsweregivennormalsalineinthesamedoseintratracheally.Twenty-fourhoursaftertreatment,thepathologicalchangesoflungtissuewereobservedusinghematoxylirneosinstaining;thewetanddryweightratioofthelungtissueandthelevelsofseruminterleukiandinterleukin・8weredetected・RESULTSANDCONCLUSION:Comparedwiththenormalgroup,thewetanddryweightratioofthelungtissueandthelevelsofseruminterleukin-1andinterleukin-8weresignificantlyincrea...