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Experimental pathological study of subacute intoxication by Dioscorea bulbifera L
Author(s): SU Li, ZHU Jianhua, CHENG Libao, LI Yonghong
Pages: 81-
83
Year: 2003
Issue:
2
Journal: JOURNAL OF FORENSIC MEDICINE
Keyword: 黄药子; 小鼠; 中毒; 法医病理学;
Abstract: 目的研究黄药子对小鼠毒性作用的病理变化及其毒作用机制.方法按1/4LD50,1/10LD50,1/30LD50剂量给ICR小鼠连续灌服200%的黄药子水煎剂,观察中毒小鼠各主要器官的组织学与超微结构变化,酶组织化学检查及血清生化检测.结果中毒小鼠肝细胞脂肪变性,糖原增多,严重者可见灶性坏死;肾小管上皮细胞变性、坏死.通过酶组织化学方法发现肝脏SDH酶和G-6-P酶活性下降,血清ALT和BUN升高.结论黄药子毒作用的主要靶器官或靶组织为肝和肾.毒作用机理是对线粒体、内质网等膜性结构的破坏导致酶活性的降低,影响代谢.
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