Immune cell activating receptors

Immune cell activating receptors" is a categorical term for a diverse group of membrane-spanning or cell-surface proteins found on various immune cells (including T cells, NK cells, macrophages, dendritic cells, and others) that transduce activating signals. These include but are not limited to receptors such as CD28 (and its family), NKG2D, natural cytotoxicity receptors (NCRs like NKp30, NKp44, NKp46), killer cell immunoglobulin-like receptors (KIRs, a subset being activating), Fc receptors (such as FcγRIIA/FCGR2A), and others[2][6][7]. Each receptor has its own ligand specificity, intracellular signaling cascades (often involving tyrosine phosphorylation motifs such as ITAMs), and role in mediating immune effector functions, including cytotoxicity, cytokine secretion, and proliferation. The entry as given is too generic for direct research or therapeutic targeting and should be resolved into specific molecular entities for scientific and drug development contexts.

Other names

Immune cell receptors (non-specific)Immune activating receptorsImmune stimulatory receptors