Paracrine signaling promoting repair

Paracrine signaling is a **form of cell-to-cell communication in which one cell releases signaling molecules, such as growth factors or cytokines, that act on nearby cells to alter their behavior**[7]. This mechanism is critical for tissue repair, regeneration, and the coordination of cellular responses after injury. In the context of repair, paracrine factors released by cells—including stem cells—can stimulate proliferation, differentiation, angiogenesis, immune modulation, and other regenerative processes in neighboring cells[1][2][3][5][9]. Although not a single molecule, many medically important pathways (e.g., VEGF, FGF, cytokines) utilize paracrine signaling. *Paracrine signaling* itself is not a canonical drug target, but its components (paracrine factors and their receptors) are targets in therapeutic development, particularly in regenerative medicine and disease intervention[2][3][7].

Other names

Paracrine signalingParacrine communicationParacrine factorsParacrine mechanism