Multiple additional growth factor and cytokine receptors

Multiple additional growth factor and cytokine receptors is a broad, non-specific category of cell surface proteins that mediate essential cellular responses to external growth factors and inflammatory signals. This group primarily includes various receptor tyrosine kinases (RTKs) and cytokine receptors that regulate pathways such as PI3K/Akt, MAPK/ERK, and JAK/STAT (Source: UniProt, 2024). In clinical pharmacology, this term is frequently used to describe the secondary targets of multi-kinase inhibitors like nintedanib, which are designed to inhibit primary targets like VEGFR, PDGFR, and FGFR but also affect a wider range of signaling molecules (Source: FDA Label for Ofev, 2020). These receptors play pivotal roles in the pathogenesis of diverse diseases, including various malignancies and chronic fibrotic conditions like idiopathic pulmonary fibrosis (Source: PubMed, PMID: 25762132). By inhibiting these multiple pathways simultaneously, therapeutic agents can more effectively disrupt the complex, redundant signaling networks that drive tumor growth and tissue scarring. However, the lack of specificity inherent in targeting multiple receptors often results in a broad range of adverse effects, such as hypertension, diarrhea, and impaired wound healing (Source: StatPearls, 2023). Consequently, while these receptors are critical for therapeutic efficacy, they also present significant challenges for drug safety and patient management.

Other names

Growth factor receptorsCytokine receptorsMulti-kinase inhibitor targetsNon-specific receptor tyrosine kinase targets

Simultaneous inhibition of multiple receptor tyrosine kinases and cytokine-mediated pathways to block downstream signaling cascades involved in cell growth and tissue remodeling.