Matrix metalloproteinases and their expression in mammary gland

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    摘要 Thematrixmetalloproteinases(MMPs)areafamilyofzine-dependentendopeptidasesthatplayakeyroleinbothnormalandpathologicalprocessesinvolvingtissueremodelingevents.Theexpressionoftheseproteolyticenzymesishighlyregulatedbyabalancebetweenextracellularmatrix(ECM)depositionanditsdegradation,andiscontrolledbygrowthfactors,cytokines,hormones,aswellasinteractionswiththeECMmacromolecules.Furthermore,theactivityoftheMMPsisregulatedbytheirnaturalendogenousinhibitors,whicharemembersofthetissueinhibitorofmetalloproteinases(TIMP)family.Inthenormalmammarygland,MMPsareexpressedduringductaldevelopment,lobulo-alveolardevelopmentinpregnancyandinvolutionafterlactation.Underpathologicalconditions,suchastumorigenesis,thedysregulatedexpressionofMMPsplayaroleintumorinitiation,progressionandmalignantconversionaswellasfacilitatinginvasionandmetastasisofmalignantcellsthroughdegradationoftheECMandbasementmembranes.
    机构地区 不详
    出处 《细胞研究:英文版》 1998年3期
    出版日期 1998年03月13日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)
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