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The effect of hemorrhagic shock on intestinal bacterial translocation and plasma endotoxin level in rats

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF EMERGENCY MEDICINE
Issue:
2
DOI:
10.3760/j.issn:1671-0282.2002.02.007
Key Word:
休克;失血性;内毒素;易位感染

Abstract: 目的探讨失血性休克对肠道细菌易位和血浆内毒素水平的影响.方法采用甲基-3H胸腺嘧啶核苷([3H]-TdR)标记致病大肠杆菌,在失血性休克前注入大鼠的胃肠道,然后于失血性休克的不同阶段,通过检测3H的放射活性和应用放射自显影的方法进行示踪,同时检测血浆内毒素的含量.结果失血性休克早期即可发生肠源性内毒素血症;当休克发展到一定严重程度时,肠道细菌可进入血液循环,并侵及多个脏器.结论失血性休克可致肠源性内毒素血症和肠道细菌易位性感染.

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