TY - GEN AU - Bretscher,P A TI - The activation and inactivation of mature CD4 T cells: a case for peripheral self-nonself discrimination SN - 1365-3083 PY - 2014///0729 KW - Animals KW - Antigen-Presenting Cells KW - immunology KW - CD4-Positive T-Lymphocytes KW - CD8-Positive T-Lymphocytes KW - CTLA-4 Antigen KW - physiology KW - Humans KW - Immune Tolerance KW - Lymphocyte Activation KW - Mice N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Review UR - https://doi.org/10.1111/sji.12173 ER -