Longevity News

IL-6 Signaling Orchestrates Proteolytic Hubs MuRF1 and Atrogin-1 in NSCLC induced Sarcopenia

Source: Frontiers - Health • Published: 09 Jul 2026, 00:00

IL-6 Signaling Orchestrates Proteolytic Hubs MuRF1 and Atrogin-1 in NSCLC induced Sarcopenia

Systems-level reconstruction and modelling of tumor-driven muscle wasting that maps signaling hubs linking inflammation to proteolytic responses in sarcopenia.

Key Takeaways
  • Flux analysis identified cytoplasmic IL-6 export as a dominant control point
  • SMAD2/3-4 mediated induction of MuRF1 and Atrogin-1 emerged as major regulators
  • Immunofluorescence confirmed increased expression and relocalization of MuRF1 and Atrogin-1
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