Cyclosporin A and dexamethasone suppress T cell responses by selectively acting at distinct sites of the triggering process.

Animals Cells, Cultured Concanavalin A/pharmacology Cyclosporins Dexamethasone/pharmacology Female Growth Substances/biosynthesis,pharmacology Immunosuppressive Agents Lymphocyte Activation/drug effects Male Mice Mice, Inbred C3H Peptides, Cyclic/pharmacology Spleen/cytology T-Lymphocytes/drug effects

Cyclosporins Growth Substances Immunosuppressive Agents Peptides, Cyclic Concanavalin A Dexamethasone