part of T cell homeostasis T cell apoptotic process activated T cell autonomous cell death biological_process activated T cell apoptosis GO:0070238 activated cell autonomous cell death A T cell apoptotic process that occurs towards the end of the expansion phase following the initial activation of mature T cells by antigen via the accumulation of pro-apoptotic gene products and decrease in anti-apoptotic gene products. ACAD activated T-cell autonomous cell death activated T lymphocyte autonomous cell death activated T-lymphocyte autonomous cell death