Expression and localization of VCX/Y proteins and their possible in-volvement in regulation of ribosome assembly during spermatogenesis

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摘要 VariableChargeX/Y(VCX/Y)isahumantestis-specificgenefamilythatlocalizedonXandYchromo-somes.Inthisstudy,VCYproteinwasexpressedinE.coliintheformofglutathione-S-transferase(GST)fusionprotein.Withthepurifiedfusionproteinasantigen,theanti-GST-VCYantibodywasgeneratedandthelocalizationofVCYproteininhumantestiswasdeterminedbyimmunohistochemistry.Inthetestisseminiferousepithelium,VCYproteinswerehighlyexpressedinnucleiofgermcells.Usingpropidiumio-didestainingandgreenfluorescentprotein(GFP)tagtechnologies,VCYandVCX-8rproteinsweremainlylocalizedinthenucleoliofCOS7cells.Inaddition,thecolocalizationforVCYandVCX-8rinCOS7cellswasalsoobserved.WithVCYcDNAasbait,acDNAfragmentofacidicribosomalproteinPOwasobtainedusingyeasttwo-hybridsystem.AlltheinformationaboveindicatesthatVCX/Yproteinfamilymightbeinvolvedintheregulationofribosomeassemblyduringspermatogenesis.
机构地区 不详
出处 《细胞研究:英文版》 2003年3期
出版日期 2003年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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