Paracrine signaling pathways involved in tissue regeneration and immunomodulation

Paracrine signaling refers to a type of cell communication in which signaling molecules—such as growth factors, cytokines, and chemokines—are released by one cell to act on nearby cells, activating various signal transduction pathways. In the context of tissue regeneration and immunomodulation, paracrine signaling is essential for coordinating tissue repair, cellular differentiation, immune cell recruitment, and modulation of inflammatory responses. Common paracrine mediators include fibroblast growth factors (FGFs), Wnts, TGF-beta superfamily members, and others. These signals promote processes such as stem cell activation, proliferation, and differentiation, as well as immune cell function in response to injury or disease. Rather than a single entity, paracrine signaling encompasses a diverse and highly regulated set of pathways with significant roles in development, regeneration, and disease. Targeting paracrine signaling for therapeutic purposes often involves modulating individual growth factors, cytokine pathways, or their respective receptors rather than the general phenomenon itself.

Other names

Paracrine signalingParacrine effectParacrine pathwayParacrine factorsParacrine communication pathways