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脂质组学表明……的乙酸乙酯提取物的肝毒性作用 。 你提供的原文似乎不完整,“of”后面缺少具体内容。

Lipidomics Indicates the Hepatotoxicity Effects of EtOAc Extract of .

作者信息

Li Chaofeng, Wang Mingshuang, Fu Tingting, Li Zhiqi, Chen Yang, He Tao, Feng Dan, Wang Zhaoyi, Fan Qiqi, Chen Meilin, Zhang Honggui, Lin Ruichao, Zhao Chongjun

机构信息

Beijing Key Lab for Quality Evaluation of Chinese Materia Medica, School of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing, China.

School of Chinese Materia Medica, Beijing University of Chinese Medicine, Beijing, China.

出版信息

Front Pharmacol. 2022 Feb 8;13:799512. doi: 10.3389/fphar.2022.799512. eCollection 2022.

Abstract

is a traditional Chinese medicine commonly used in the clinical treatment of gynecological diseases. Previous studies have shown that aqueous extracts of exhibit some hepatotoxicity to hepatocytes. Here, using lipidomics analysis, we investigated the potential hepatotoxicity of and its possible mechanism. The hepatic damaging of different solvent extracts of on zebrafish larvae were determined by a combination of mortality dose, biochemical, morphological, and functional tests. We found that ethyl acetate extracts (AcOEtE) were the most toxic fraction. Notably, lipidomic responsible for the pharmacological effects of AcOEtE were investigated by Q-Exactive HF-X mass spectrometer (Thermo Scientific high-resolution) coupled in tandem with a UHPLC system. Approximately 1958 unique spectral features were detected, of which 325 were identified as unique lipid species. Among these lipid species, phosphatidylethanolamine cardiolipin Ceramide (Cer), lysophosphatidylinositol sphingosine (Sph), etc., were significantly upregulated in the treated group. Pathway analysis indicates that may cause liver damage interfering with the glycerophospholipid metabolism. Collectively, this study has revealed previously uncharacterized lipid metabolic disorder involving lipid synthesis, metabolism, and transport that functionally determines hepatic fibrosis procession.

摘要

是一种常用于妇科疾病临床治疗的中药。先前的研究表明,其水提取物对肝细胞具有一定的肝毒性。在此,我们利用脂质组学分析方法,研究了其潜在的肝毒性及其可能的机制。通过死亡率剂量、生化、形态学和功能测试相结合的方法,确定了不同溶剂提取物对斑马鱼幼体的肝脏损伤。我们发现乙酸乙酯提取物(AcOEtE)是毒性最大的部分。值得注意的是,利用Q-Exactive HF-X质谱仪(赛默飞世尔科技高分辨率)与超高效液相色谱系统串联,对负责AcOEtE药理作用的脂质组进行了研究。共检测到约1958个独特的光谱特征,其中325个被鉴定为独特的脂质种类。在这些脂质种类中,磷脂酰乙醇胺、心磷脂、神经酰胺(Cer)、溶血磷脂酰肌醇、鞘氨醇(Sph)等在处理组中显著上调。通路分析表明,可能通过干扰甘油磷脂代谢导致肝脏损伤。总的来说,这项研究揭示了以前未被表征的脂质代谢紊乱,涉及脂质合成、代谢和转运,这些在功能上决定了肝纤维化进程。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/d0c5/8861452/99a9d9811b3e/fphar-13-799512-g001.jpg

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