Basic & Clinical Medicine ›› 2025, Vol. 45 ›› Issue (8): 1093-1097.doi: 10.16352/j.issn.1001-6325.2025.08.1093

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The role of hypoxia-inducible factor-1α in the pathogenesis of sarcopenia

ZHU Qihai, ZHANG Yu*   

  1. Department of Respiratory and Critical Care Medicine, the Fifth Affiliated Hospital of Xinjiang Medical University, Urumqi 830000, China
  • Received:2025-02-18 Revised:2025-05-06 Online:2025-08-05 Published:2025-07-11
  • Contact: *hxzy85425@163.com

Abstract: HIF-1α, a key transcription factor for cellular adaptation to hypoxia, plays a significant role in the development of sarcopenia. In the context of long-term chronic hypoxia, the expression level of HIF-1α is abnormal. It functions in the development of sarcopenia by regulating multiple signaling pathways, including iron metabolism, mitochondrial function, angiogenesis, remodeling of the extracellular matrix, and protein synthesis and metabolism. Moreover, the overactivation of HIF-1α may lead to dysfunction of satellite cells, thereby reducing the capacity for muscle regeneration and repair.

Key words: hypoxia inducible factor-1α, sarcopenia, pathogenesis

CLC Number: