Influence of cytokines inT CeActvaton CssMHC plus _TCR Antigen L-1 IL-1 tissue 1L-2 THCell Te Cell TCR gene organization s.Germline DNA (Heayu chain) 值■了 下 DH1-12 J1 J2 Js J4 Js C TCR JRegion 阝% 1J234 n=50-100 n>20 p时 02 Je1 Region J2 Region TI下■ 123456 n 23456c1 n-20-30 n>20 TCR 2J22LLy1Y1C￥2L3 Cy3 L VY41 L YY42 L vy43 CY4