interferon-γ
function, induction, clinical use

☆when does it start to be secreted during TB infection

activate macrophages and cytotoxic T cells to kill phagocyted microbes

induced by IFN-γ, IL-12
secreted by Th1 helper T cell

chronic granulomatous disease, IL-12 receptor deficiency

TB proliferate during the first week after exposure, and ☆a few weeks later, Th1 start to secrete IFN-γ

immunology UWorld