(a) (b) (145)146-151 COOH 62 功能决 定簇示 15-21(22) 意图 NH 113-119 TABLE 3-4 ANTIGEN RECOGNITION BYT AND B LYMPHOCYTES REVEALS QUALITATIVE DIFFERENCES Secondary immune response Primary immunization Secondary immunization Antibody production Cell-mediated T response Native protein Native protein + Native protein Denatured protein T issubsetofCDT cells that mediatea cell-mediated response clled delyed-type lypersensitivity (see Chaptr 14) 功能决 定簇示 意图