Natural herbicides, or environment-friendly bioherbicides have been attracted more and more attentions. Isolation and structural identification of natural herbi
目的通过观察试验犬在高压氧(hyperbaric oxygen, HBO)机械通气前后双肺CT影像学改变,探讨高压氧对肺影像学的影响。方法健康成年犬40只,按数字表法随机分为4组,高压氧组、常压氧组、高压空气组和常压空气组,每组10只。不同干预条件下,机械通气结束前后进行胸部CT扫描,利用PACS(picture archiving and communication systems)影像学系统对