侵袭性大肠杆菌(EIEC)为感染性腹泻及食物中毒的主要病原菌之一。国内外相继从急性腹泻患者及食物中毒患者粪便和食品中分获。1987年1～6月份,我们在开封市饮食从业人员进行肠道致病菌调查中分获一株O164:EIEC,报告如下: 从2235人份健康者粪便中,同时接种SS和麦康凯琼脂,经37℃孵育18—24小时,由同一人的两种琼脂上发现园形、透明光滑、湿润占大多数的无色小菌落。克氏双糖上,乳糖不发酵,葡萄糖产酸不产气。革兰氏阴性杆菌。单糖发酵结果:发酵葡萄糖 Invasive Escherichia coli (EIEC) is one of the main pathogens of infectious diarrhea and food poisoning. At home and abroad have been from acute diarrhea patients and food poisoning patients stool and food points. From January to June 1987, we obtained an O164: EIEC from a survey conducted by a catering practitioner in Kaifeng City. The report is as follows: SS and MacConkey Agar were inoculated simultaneously from 2235 healthy feces, After incubating for 18-24 hours at 37 ° C, the small, colorless colonies that are round, transparent, smooth and moist are found on both agar of the same person. Kirschner sugar, lactose is not fermented, glucose acid gas does not produce gas. Gram-negative bacilli. Monosaccharide fermentation results: fermentation of glucose