Multiple endogenous growth factor and cytokine receptors

Multiple endogenous growth factor and cytokine receptors refers to a broad collective of cell-surface proteins that mediate essential cellular responses to external signaling molecules, including VEGF, PDGF, FGF, and various interleukins (Source: PubMed, PMID: 25162880). These receptors, particularly receptor tyrosine kinases (RTKs), are critical for physiological processes such as angiogenesis, wound healing, and tissue repair (Source: UniProt). In pathological conditions like idiopathic pulmonary fibrosis (IPF) and certain malignancies, these receptors are often overexpressed or dysregulated, leading to uncontrolled fibroblast proliferation, excessive extracellular matrix deposition, and tumor growth (Source: NIH, StatPearls). Therapeutic agents like nintedanib are designed as multi-target inhibitors to block several of these pathways concurrently—specifically targeting VEGFR, PDGFR, and FGFR—to overcome signaling redundancy and slow disease progression (Source: FDA, Ofev Label). While this multi-receptor approach is effective in treating complex fibrotic and oncological diseases, it is frequently associated with systemic side effects due to the inhibition of these receptors' normal homeostatic functions (Source: Mayo Clinic).

Other names

Growth factor receptorsCytokine receptorsMulti-target kinase profileAngiokinase receptors

Simultaneous competitive inhibition of the adenosine triphosphate (ATP) binding sites on multiple receptor tyrosine kinases and the modulation of cytokine-mediated signaling pathways to inhibit fibroblast activation and angiogenesis.