2021年8月3日,北京恒峰铭成申报的“一种M2巨噬细胞诱导剂”专利成功获得国家知识产权局授权。
本发明提供了一种M2巨噬细胞的诱导剂及其制备方法,所述巨噬细胞的诱导剂能够有效促进巨噬细胞向M2的极化,用来改善肥胖和相关胰岛素抵抗。
基于上述研究,本发明用CCSS对MSC进行培养,得到激活的间充质干细胞条件培养基,用来促进巨噬细胞向M2的极化,用来改善肥胖和相关胰岛素抵抗。
本发明通过提高干细胞的活性来提高干细胞改善肥胖相关炎症的效果,为解决肥胖和肥胖相关胰岛素抵抗带来了希望。
1. Hotamisligil, G.S., 2006. Inflammation and metabolic disorders. Nature 444,860e867.; Ferrante, A.W., et al., 2007. Obesity-induced inflammation: a metabolic dialogue in the language of inflammation. J. Intern. Med. 262, 408e414.; Stienstra, R., et al., 2012. The inflammasome puts obesity in the danger zone. Cell.Metab. 15, 10e18.
2. Larsen, C.M., et al., 2007. Interleukin-1-receptor antagonist in type 2 diabetes mellitus. N. Engl. J. Med. 356, 1517e1526.; Ridker, P.M., et al., 2012. Effects of interleukin-1beta inhibition with canakinumab on hemoglobin A1c, lipids, C-reactive protein, interleukin-6, and fibrinogen: a phase IIb randomized, placebo-controlled trial. Circulation 126, 2739e2748.
3. Weisberg, S.P., et al., 2006. CCR2 modulates inflammatory and metabolic effects of high-fat feeding. J. Clin. Invest 116, 115e124.
4. Xie Z, Hao H, Tong C, et al. Human umbilical cord‐derived mesenchymal stem cells elicit macrophages into an anti‐inflammatory phenotype to alleviate insulin resistance in type 2 diabetic rats[J]. 2016, 34(3):627-639.
5. Tong C, Hao H, Xia L, et al. Hypoxia pretreatment of bone marrow-derived mesenchymal stem cells seeded in a collagen-chitosan sponge scaffold promotes skin wound healing in diabetic rats with hindlimb ischemia.[J]. Wound Repair & Regeneration, 2015, 24(1):45.