Colesevelam Reduces Ethanol-Induced Liver Steatosis in Humanized Gnotobiotic Mice

被引:10
作者
Cabre, Noemi [1 ]
Duan, Yi [1 ]
Llorente, Cristina [1 ]
Conrad, Mary [2 ]
Stern, Patrick [2 ]
Yamashita, Dennis [2 ,4 ]
Schnabl, Bernd [1 ,3 ]
机构
[1] Univ Calif San Diego, Dept Med, La Jolla, CA 92093 USA
[2] Axial Therapeut, Woburn, MA 01801 USA
[3] VA San Diego Healthcare Syst, Dept Med, San Diego, CA 92161 USA
[4] Cambrian Biopharma, Brooklyn, NY 10003 USA
关键词
alcoholic liver disease; bile acids; microbiome; ALCOHOLIC HEPATITIS; BILE-ACID; GLYCEMIC CONTROL; DOUBLE-BLIND; LONG-TERM; DISEASE;
D O I
10.3390/cells10061496
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
Alcohol-related liver disease is associated with intestinal dysbiosis. Functional changes in the microbiota affect bile acid metabolism and result in elevated serum bile acids in patients with alcohol-related liver disease. The aim of this study was to identify the potential role of the bile acid sequestrant colesevelam in a humanized mouse model of ethanol-induced liver disease. We colonized germ-free (GF) C57BL/6 mice with feces from patients with alcoholic hepatitis and subjected humanized mice to the chronic-binge ethanol feeding model. Ethanol-fed gnotobiotic mice treated with colesevelam showed reduced hepatic levels of triglycerides and cholesterol, but liver injury and inflammation were not decreased as compared with non-treated mice. Colesevelam reduced hepatic cytochrome P450, family 7, subfamily a, polypeptide 1 (Cyp7a1) protein expression, although serum bile acids were not lowered. In conclusion, our findings indicate that colesevelam treatment mitigates ethanol-induced liver steatosis in mice.
引用
收藏
页数:11
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