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目的：研究Ｘ射线照射对猴胃肠功能各方面的长期效应。方法：①经胃肠细菌和寄生虫感染检疫挑选的２１只猴（体重为２～３ｋｇ），分为两组，照射组（１３只）用Ｘ射线全身１次照射５或６Ｇｙ（剂量率为０．２０～０．２２Ｇｙ／ｍｉｎ），照后观察４年以上，照射时平均年龄为
Objective: To study the long-term effects of X-ray irradiation on various aspects of monkey gastrointestinal function. Methods: ①Twenty-one quarantine-selected monkeys (weighing 2-3 kg) were selected and divided into two groups. The irradiation group (n = 13) was irradiated with 5 or 6 Gy whole body by X-ray once 0.20 ~ 0.22Gy / min), according to the observation after 4 years, the average age of irradiation