Definitions for "Helper cell"
An alternative name for CD4 T cells or T helper cell.
A T-lymphocyte that binds antigens on the surface of presenting cells and secretes lymphokines that activate cytotoxic cells.
a functional subclass of T cells which can help to create cytotoxic T cells and cooperate with B cells to produce an antibody response. They usually recognize antigens in association with class 2 major histocompatibility complex (MHC) molecules.