1985年3月22日至4月8日,伊利诺斯州卫生部报告了该州北部经培养证实的1500多例沙门氏菌病。经过调查是由2％的经巴氏德消毒的牛奶引起的暴发流行。这些牛奶来自标有“Blue Brook”商标的加工厂。从患者和未开箱的牛奶中分离出了鼠伤寒沙门氏菌,并对氨苄青霉素和四环素耐药。从4月9日起停止生产牛奶并由地方、州、 From March 22 to April 8, 1985, the Illinois Department of Health reported more than 1 500 cases of Salmonellosis confirmed in the northern part of the state. After investigation it was pop-up caused by 2% of pasteurized milk. The milk comes from a factory labeled “Blue Brook”. Salmonella typhimurium was isolated from patients and unopened milk and was resistant to ampicillin and tetracycline. From April 9 to stop the production of milk by the local, state,