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中药特异质肝损伤易感因素的代谢组学研究:以何首乌制剂为例 被引量:23
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作者 周元园 牛明 +10 位作者 涂灿 卫璐戈 葛斐林 张乐 王肖辉 李春雨 刘晓熠 张雅铭 唐怡 肖小河 王伽伯 《科学通报》 EI CAS CSCD 北大核心 2019年第9期948-962,共15页
药物特异质肝损伤的易感机制是当前临床毒理学研究的难点.本研究以何首乌制剂——润燥止痒胶囊为例,结合临床病例分析,采用代谢组学探讨其肝损伤可能的易感机制.病例分析表明润燥止痒胶囊相关肝损伤具有较典型的特异质属性,且与免疫异... 药物特异质肝损伤的易感机制是当前临床毒理学研究的难点.本研究以何首乌制剂——润燥止痒胶囊为例,结合临床病例分析,采用代谢组学探讨其肝损伤可能的易感机制.病例分析表明润燥止痒胶囊相关肝损伤具有较典型的特异质属性,且与免疫异常活化有关.在正常小鼠上,灌胃润燥止痒胶囊对肝功能生化指标和肝组织病理无显著影响;在易感模型小鼠,免疫应激造模因素并未引起肝损伤表型,仅伴随肝组织少量炎性免疫细胞浸润,但从代谢组学可见组氨酸和丙氨酸等代谢通路显著上调(P<0.01)和色氨酸等代谢通路显著下调(P<0.01),提示代谢重编程可能是其肝损伤易感因素的重要内在机制;而在免疫应激易感因素基础上,灌胃润燥止痒胶囊引起了显著的肝损伤表型,并伴有肝组织大量炎性免疫细胞浸润和炎症反应,同时代谢组学上亦表现为花生四烯酸、亚油酸、甘油磷脂、胆汁酸等与炎症相关代谢通路的显著改变.综合提示代谢重编程可能是药物特异质肝损伤易感性的重要机制之一.基于易感因素相关的代谢紊乱通路,筛选发现了亚油酸、骨化二醇、18-羟基皮质酮等10个生物标志物可较好地识别易感模型动物(ROC分析中AUC均大于0.9),对临床识别易感人群具有潜在的应用价值. 展开更多
关键词 药物特异质肝损伤 何首乌 易感因素 免疫应激 代谢组学 代谢重编程
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Landscape of DILI-related adverse drug reaction in China Mainland 被引量:19
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作者 Jiabo Wang Haibo Song +13 位作者 feilin ge Peng Xiong Jing Jing Tingting He Yuming Guo Zhuo Shi Chao Zhou Zixin Han Yanzhong Han Ming Niu Zhaofang Bai Guangbin Luo Chuanyong Shen Xiaohe Xiao 《Acta Pharmaceutica Sinica B》 SCIE CAS CSCD 2022年第12期4424-4431,共8页
Drug-induced liver injury(DILI)is a type of bizarre adverse drug reaction(ADR)damaging liver(L-ADR)which may lead to substantial hospitalizations and mortality.Due to the general low incidence,detection of L-ADR remai... Drug-induced liver injury(DILI)is a type of bizarre adverse drug reaction(ADR)damaging liver(L-ADR)which may lead to substantial hospitalizations and mortality.Due to the general low incidence,detection of L-ADR remains an unsolved public health challenge.Therefore,we used the data of 6.673 million of ADR reports from January 1st,2012 to December 31st,2016 in China National ADR Monitoring System to establish a new database of L-ADR reports for future investigation.Results showed that totally 114,357 ADR reports were retrieved by keywords searching of liver-related injuries from the original heterogeneous system.By cleaning and standardizing the data fields by the dictionary of synonyms and English translation,we resulted 94,593 ADR records reported to liver injury and then created a new database ready for computer mining.The reporting status of L-ADR showed a persistent 1.62-fold change over the past five years.The national population-adjusted reporting numbers of L-ADR manifested an upward trend with age increasing and more evident in men.The annual reporting rate of L-ADR in age group over 80 years old strikingly exceeded the annual DILI incidence rate in general population,despite known underreporting situation in spontaneous ADR reporting system.The percentage of herbal and traditional medicines(H/TM)L-ADR reports in the whole number was 4.5%,while 80.60%of the H/TM reports were new findings.There was great geographical disparity of reported agents,i.e.more cardiovascular and antineoplastic agents were reported in higher socio-demographic index(SDI)regions and more antimicrobials,especially antitubercular agents,were reported in lower SDI regions.In conclusion,this study presented a large-scale,unbiased,unified,and computer-minable L-ADR database for further investigation.Age-,sex-and SDI-related risks of L-ADR incidence warrant to emphasize the precise pharmacovigilance policies within China or other regions in the world. 展开更多
关键词 Adverse drug reactions Drug-induced liver injury Spontaneous reporting system Database Socio-demographic index PHARMACOEPIDEMIOLOGY PHARMACOVIGILANCE Geographical disparity
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