title: Heterogeneity of the signal requirements during the primary activation of resting Lyt-2+ cytotoxic T-lymphocyte (CTL) precursors into clonally developing CTL.
mesh_terms: D000818:Animals; D000950:Antigens, Ly / Q000276:immunology*; D002478:Cells, Cultured; D002999:Clone Cells; D003208:Concanavalin A; D007376:Interleukin-2 / Q000276:immunology; D007700:Kinetics; D008213:Lymphocyte Activation; D013602:T-Lymphocytes, Cytotoxic / Q000166:cytology / Q000276:immunology*
chemical_list: D000950:Antigens, Ly; D007376:Interleukin-2; D003208:Concanavalin A