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CⅡTA(MHCclassⅡtransactivator)指MHCⅡ类分子反式激活因子 ,与MHCⅠ /Ⅱ类基因及各种抗原递呈相关基因的表达密切相关 ,涉及的机理较为复杂。本文拟就CⅡTA对MHCⅠ /Ⅱ类分子的反式激活机理作一综述
CⅡTA (MHC class Ⅱ transactivator) refers to MHC class Ⅱ transactivator, which is closely related to the expression of MHC class Ⅰ / Ⅱ genes and various antigen presenting related genes. The mechanism involved is complicated. In this paper, the mechanism of transactivation of MHC class Ⅰ / Ⅱ molecules by C Ⅱ TA is reviewed