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苦参碱对油酸诱导的脂肪变性Chang Liver细胞的影响及机制
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阳丽梅 ,庄 捷,陈芬燕,黄旭慧(福建省立医院/福建医科大学省立临床医学院药学部,福州 350001)
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中图分类号 R965 文献标志码 A 文章编号 1001-0408(2023)12-1456-04
DOI 10.6039/j.issn.1001-0408.2023.12.09
摘 要 目的 探讨苦参碱对油酸诱导的脂肪变性Chang Liver细胞的改善作用及可能的机制。方法 将Chang Liver细胞分为空
白组、模型组和苦参碱低、中、高浓度组(0.1、0.5、1.0 mmol/L)。除空白组外,其余各组细胞使用1.0 mmol/L油酸处理24 h建立脂
肪变性细胞模型,苦参碱各剂量组加入相应浓度药物干预24 h。检测细胞活性,观察细胞内脂滴形态,测定细胞中的脂质含量,检
测细胞中肝功能指标[丙氨酸转氨酶(ALT)、天冬氨酸转氨酶(AST)、总胆红素(TBIL)、碱性磷酸酶(ALP)]含量和法尼醇X受体
(FXR)、细胞色素 P450 7A1(CYP7A1)、成纤维细胞生长因子 19(FGF19)的 mRNA 及蛋白表达水平。结果 油酸和苦参碱对
Chang Liver细胞活性无明显影响。经油酸处理后的细胞内可见橘红色脂滴;与空白组比较,其相对脂质含量、肝功能指标水平均
显著升高,FXR、CYP7A1、FGF19 mRNA及蛋白表达水平均显著降低(P<0.05)。经低、中、高浓度苦参碱干预后,上述指标均显著
逆转(P<0.05)。结论 苦参碱可通过调控FXR/CYP7A1/FGF19信号通路来改善油酸诱导的脂肪变性Chang Liver细胞的脂质含
量和肝功能指标。
关键词 苦参碱;Chang Liver细胞;脂代谢;非酒精性脂肪性肝病
Effect and mechanism of matrine on steatosis Chang Liver cells induced by oleic acid
YANG Limei,ZHUANG Jie,CHEN Fenyan,HUANG Xuhui(Dept. of Pharmacy, Fujian Provincial Hospital/
Provincial Clinical Medical College of Fujian Medical University, Fuzhou 350001, China)
ABSTRACT OBJECTIVE To investigate the effects of matrine (MT) on steatosis Chang Liver cell model induced by oleic acid
(OA) and its possible mechanism. METHODS Chang Liver cells were divided into blank group, model group and MT low-dose,
medium-dose group and high-dose groups (0.1, 0.5, 1.0 mmol/L). Except for blank group, the other groups were treated with 1.0
mmol/LOA for 24 h to establish steatosis model, and MT groups were given corresponding concentrations of drugs for 24 h. The
activities of steatosis Chang Liver cells were observed; the morphologies of intracellular lipid droplets were observed and lipid
content was also determined. The contents of liver function indexes [alanine transaminase (ALT), aspartate transaminase (AST),
total bilirubin (TBIL), alkaline phosphatase (ALP)], as well as mRNA and protein expressions of farnesoid X receptor (FXR),
cytochrome P450 7A1 (CYP7A1) and fibroblast growth factor 19 (FGF19) were all detected. RESULTS OA and MT had no
significant effect on the activity of Chang Liver cells. After OA treatment, orange lipid droplets formed in cytoplasm; compared
with blank group, relative lipid content and the levels of liver function indexes were increased significantly, while the mRNA and
protein expressions of FXR, CYP7A1 and FGF19 were down-regulated significantly (P<0.05). After treatment of low, medium
and high concentrations of MT, above indexes were all reversed significantly (P<0.05). CONCLUSIONS MT could significantly
improve the lipid content and liver function indexes of steatosis Chang Liver cells induced by OA though regulating FXR/CYP7A1/
FGF19 signaling pathway.
KEYWORDS matrine; Chang Liver cells; lipid metabolism; nonalcoholic fatty liver disease
非酒精性脂肪性肝病(nonalcoholic fatty liver di- 本课题组前期研究证实,苦参碱可通过调控法尼醇X受
sease,NAFLD)的发病率逐年增加,已成为影响人们健 体(farnesoid X receptor,FXR)- 细 胞 色 素 P450(CYP)
[4]
[1]
康的重大隐患 。苦参碱是豆科植物苦豆子、苦参的活 7A1通路改善大鼠胆汁淤积性肝损伤 。胆汁酸代谢异
[2]
性成分,是苦参碱类生物碱的代表 ,具有抗炎、抗免疫 常在 NAFLD 发病中起了较为重要的作用,而 FXR 作为
一种可被胆汁酸激活的核受体,可调控小异二聚体配
性肝损伤、改善肝脏微循环、促进胆汁分泌等作用,临床
体、成纤维细胞生长因子 19(fibroblast growth factor 19,
可用于急慢性黄疸型肝炎、胆汁淤积性肝炎的治疗 [3―4] 。
FGF19)、胆汁酸外排转运体等的表达,在胆汁酸合成、
Δ 基金项目 福建省卫生健康科研人才-中青年骨干人才培养项目 [5―8]
转运和代谢中发挥重要作用 。基于此,本研究选择
(No.2019-ZQN-34)
FXR的下游靶基因FGF19作为探索新方向,利用油酸诱
*第一作者 副主任药师,硕士。研究方向:临床药理学。电话:
0591-88216353。E-mail:yanglimei_214@163.com 导的脂肪变性 Chang Liver 细胞模型探讨苦参碱对
# 通信作者 主任药师。研究方向:临床药理学。电话:0591- NAFLD 的改善作用及可能的机制,为拓展苦参碱在肝
88216353。E-mail:huangys1024@163.com 病治疗中的应用范围提供参考。
· 1456 · China Pharmacy 2023 Vol. 34 No. 12 中国药房 2023年第34卷第12期