germfree guinea pigs , sensitized by cutaneous infection with t. mentagrophytes , manifested 3 correlates of systemic cell-mediated immunity : ( 1 ) delayed-type hypersensitivity to intracutaneous injection of trichophytin antigen , ( ii ) in vitro blastogenesis of spleen and lymph node cells to polyclonal mitogens and trichophyton antigens , and ( iii ) allergic contact dermatitis 48 hr following cutaneous reinfection .
C0003320
antigen
C0024262
blastogenesis