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Effect of astragalus polysaccharides on cholesterol efflux in THP-1 macrophage-derived foam cells

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF PATHOPHYSIOLOGY
Issue:
10
DOI:
10.3321/j.issn:1000-4718.2008.10.035
Key Word:
黄芪多糖;巨噬细胞;胆同醇;ATP结合匣式转运子

Abstract: 目的:以THP-1巨噬细胞源性泡沫细胞为研究对象,观察不同浓度黄芪多糖对胆固醇流出和ABCAl基因表达的影响.方法:将THP-1细胞诱导分化成泡沫细胞,用不同浓度黄芪多糖对其干预24 h,γ计数仪检测胆固醇流出,RT-PCR及流式细胞仪检测ABCAI的表达.结果:黄芪多糖呈剂茸依赖性(10-100 mg/L)促进胆固醇流出;增加ABCAl的表达.结论:黄芪多糖可能通过增加ABCAI的表达而促进胆固醇流出.

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