1月30日,美国的一项回顾性研究再次证实了 二甲双胍治疗,可使COVID-19感染的糖尿病患者死亡风险降低3倍,包括中国等世界各国研究发现,二甲双胍带来这些获益不仅仅是因为降糖的作用,研究者认为二甲双胍的抗炎、调节免疫作用很有可能是它带来获益的最主要原因。因为,在COVID-19的危重患者中,大量人群可见到由促炎细胞因子过度产生所介导的细胞因子风暴。过度的免疫反应导致长期肺损伤和纤维化,导致功能障碍、生活质量下降,甚至死亡。目前已有不少有关二甲双胍抗炎、调节免疫的证据。 参考资料: [1]Crouse A, et al. METFORMIN USE ISASSOCIATED WITH REDUCED MORTALITY IN A DIVERSE POPULATION WITH COVID-19 ANDDIABETES. medRxiv [Preprint]. 2020 Jul 31:2020.07.29.20164020. [2]Zhu L, et al. Association of Blood GlucoseControl and Outcomes in Patients with COVID-19 and Pre-existing Type 2Diabetes. Cell Metab (2020) 31(6):1068–77e3. doi: 10.1016/j.cmet.2020.04.021. [3]Cariou B, et al. Phenotypic characteristics andprognosis of inpatients with COVID-19 and diabetes: the CORONADO study.Diabetologia (2020) 63(8):1500–15. doi:10.1007/s00125-020-05180-x. [4]Chaolin Huang, Yeming Wang, Xingwang Li, et al. Clinical features of patients infected with 2019 novelcoronavirus in Wuhan, China. Lancet, 2020, 395(10223):497-506. [5]Yufang Shi, Ying Wang, Changshun Shao, et al. COVID-19 Infection: The Perspectives on ImmuneResponses[J]. Cell Death Differ, 2020 27(5):1 ![]() ![]() |
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