Metformin attenuates O-GlcNAc modification to improve renal function via AMPK/mTOR signaling in diabetic nephropathy - Bingxue Qi; Yang Chen; Yuejiao Lan; Yan Lou; Pingli Cui; Ruichen Yuan; Jingbo Zhao; Siyang Chai; Li Kang; Guannan Zhou; Shuangshuang Liu; Xiaodan Lu; et al. (Journal of Biological Chemistry, 2025)