蜡样芽胞杆菌在自然界分布广泛,常存在于土壤、灰尘和污水中,植物和许多生熟食品中常见。已从多种食品中分离出该菌,包括肉、乳制品、蔬菜、鱼、土豆、糊、酱油、布丁、炒米饭以及各种甜点等。2005年6月北京市昌平区某私立学校(以下简称某私立学校)发生学生食物中毒,通过流行病 Bacillus cereus widely distributed in nature, often found in soils, dust and sewage, plants and many raw and cooked foods are common. The bacteria have been isolated from a wide range of foods including meat, dairy products, vegetables, fish, potatoes, pastes, soy sauce, puddings, fried rice, and various desserts. In June 2005, a private school in Changping District, Beijing (hereinafter referred to as a private school) occurred food poisoning, through epidemics