CD99and CD 106(VCAM-1)in human testis

查看全文 作　　者：E. Verj[1]nkorva;M. [1]Laato;P. Pll[1]nen

机构地区：[1]Department of Anatomy, Turku Graduate School of Clinical Sciences,,Department of Medical Molecular Biology and Biochemistry, Department of Surgery,,Department of Anatomy, Department of Obstetrics and Gynaecology, University of Turku,

出　　处：《Asian Journal of Andrology》索引2002年第4卷第4期,共6页

基　　金：Correspondence to: Dr. Esko Verijnkorva, University of Turku, Institute of Biomedicine, Department of Anatomy, Kiinamyllynkatu 10, FIN-20520 Turku, Finland. 摘　　要：Aim:The expression of the cytokines Il-2,IL-6,IL-10,IFN-γ and TNF-α and the adhesion proteins CD99 and CD106 was studied in the human testis at the protein level.Methods:The expression of the cytokines and the adhesion proteins was assessed using immunohistochemistry and immunoblotting.Results:None of the cytokines studied was present in the human testis,but CD99 and CD106(VCAM-1) strongly were expressed in all the testes investigated.CD99 was present in the interstitial tissue of the human testis as well as in the Sertoli cells.The identity of the CD99+ interstitial cells is unclear.CD106(VCAM-1) was present in Leydig cells as well as the basal parts of the Sertoli cells in the seminiferous tubules.In immunoblotting,CD99 was demonstrated at molecular ratios of 46-57(kD).This is a novel isoform of the molecule.Conclusion:The human testis produces both CD99 and CD106 and as CD106 mediates cell binding to lymphocytes,it is possible that the human Leydig cells adhere to lymphocytes like the rodent Leydig cells. 关键词：睾丸人 CD99 CD106 前列腺癌细胞因子

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CD99and CD 106(VCAM-1)in human testis

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