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RESEARCH PAPER / 2025-09-30

Novel Function of Osteoprotegerin in the Modulation of Glucose Metabolism in the Liver via mTORC1.

Sheng Qiu, Xia Wang, Ke Li, Siliang Zhang, Yerui Lai, Qiao Mi, Min Yang, Dongfang Liu, Ling Li, Qinan Wu, Mengliu Yang

Department of Endocrinology, Second Affiliated Hospital, Chongqing Medical University, Chongqing, China. · pubmed

Paper

Abstract

Methylation of the Opg promoter inhibits hepatic OPG expression in obese mice. Hepatic OPG regulates glucose metabolism and insulin sensitivity in obese mice. OPG regulates glucose metabolism through interaction with mammalian target of rapamycin complex 1 (Raptor). Opg deficiency in mice reduces age-related metabolic dysfunction.

The following analysis is generated by AI and may contain errors. It is separate from the authors’ abstract and is not peer review.

Research summary

The paper claims that osteoprotegerin (OPG) regulates glucose metabolism and insulin sensitivity in the liver through mTORC1 interaction. This research is relevant as it explores mechanisms that could influence metabolic dysfunction associated with aging, potentially addressing root causes of age-related metabolic decline.

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