催产素受体与肿瘤

Oxytocinreceptor(OTR)isamemberofG -proteincoupledreceptor ,whichhasbeen foundinmanytumorsandcancercelllines .Manystudiesrevealedoxytocin(OT)mayinhibitthetumorand cancercellgrowthandproliferation ,butthemechanismofthisinhibitionisnotwellknown .Someexperiments indicatedcAMP -PKAsystemparticipatesinthesignaltransductionthatoxytocininhibitsthecancercellpro liferation .However ,otherexperimentsshowedthesignaltransductionforoxytocinintheHs5 78Tcarcinosaco macellisthesameasthatinthenormalcells .Inthisreview ,therelationshipbetweenOTRandtumorsare summarized . [

大鼠脑中催产素受体cDNA的克隆

目的 :克隆大鼠脑中催产素受体 (OTR)cDNA编码区全长。方法 :从分娩后SD大鼠脑组织中提取总RNA ,通过RT -PCR扩增出大鼠OTRcDNA ,与pMD18-T载体连接 ,构成重组质粒 ,进行测序并与子宫中OTRcDNA序列进行比较。结果 :获得OTRcDNA编码区全长 ,并且与Rozen等报道的子宫OTRcDNA序列完全一致。结论 :克隆了脑中催产素受体 (OTR)cDNA ,并且证明中枢神经系统内OTR与外周的OTR一样。