三七总皂苷对顺铂肾损害大鼠的保护作用

被引:4
作者
丘岳
杨玉芳
黄振光
周金玲
梁雪艳
黄莉
蔡正文
机构
[1] 广西医科大学第一附属医院
关键词
三七总皂苷; 顺铂; 肾毒性; 核磁共振; 代谢组学; 血清;
D O I
暂无
中图分类号
R285.5 [中药实验药理];
学科分类号
100806 [中药药理学];
摘要
目的:应用血清代谢组学方法探讨三七总皂苷(PNS)对早期的顺铂肾损害大鼠的保护作用。方法:顺铂组大鼠单剂量腹腔注射顺铂,PNS干预组大鼠注射顺铂后再腹腔注射PNS,每天1次。24 h后,评价大鼠肾功能,苏木精-伊红染色(HE)观察肾脏组织病理学的改变,并使用核磁共振代谢组学技术进行血清代谢组学的检查。结果:PNS可降低血清肌酐(SCr),血尿素氮(BUN)的浓度和改善肾组织病理损伤。另外,血清标本的主成分分析(PCA),偏最小二乘法判别分析(PLSDA)和正交偏最小二乘法判别(OPLS-DA)分析显示,顺铂模型组,PNS干预组均与正常组有显著的区分,而顺铂模型组与PNS干预组之间有部分重叠。与正常组比较,顺铂模型组和PNS干预组的丙酮,n-乙酰糖蛋白信号,丙酮酸,脂质和极低密度脂蛋白(VLDL)表达降低,而葡萄糖、缬氨酸和酪氨酸的表达升高。而且,顺铂模型组的乳酸表达较PNS干预组高。另外,正常组和PNS干预组大鼠苯丙氨酸的表达较顺铂模型组高,而酪氨酸的表达较顺铂模型组低。差异代谢物涉及的代谢通路主要有戊糖磷酸途径、糖酵解/糖异生途径、丙酮酸途径等与能量代谢相关的通路。结论:PNS对顺铂肾毒性有保护作用,其保护机制可能和逆转顺铂肾损害引起的代谢紊乱尤其是能量代谢障碍有关。
引用
收藏
页码:104 / 109
页数:6
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