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沙门菌(Salmonella)感染是引起人类腹泻性疾病的重要病因,在美国,每年引起140万人发病和600人死亡。流行病学调查结果显示,人类沙门菌感染大多数是摄入受该菌污染的动物性食品所致,其他的一些传播途径包括非动物性食品(如新鲜的水果和蔬菜)、水、爬行动物及人-人之间的直接传播。大多数沙门菌感染不是以大规模爆发的形式发生,而呈散发性。目前已知的沙门菌血清型有2 449个。最近的研究发现,特定的沙门菌感染往往与摄入某些食物或接触某些动物有关,如肠炎沙门菌感染与摄入生鸡蛋或未
Salmonella infection is a significant cause of diarrheal diseases in humans and causes 1.4 million morbidity and 600 deaths each year in the United States. Epidemiological findings show that the majority of human Salmonella infections are caused by ingestion of animal foods contaminated with the bacteria. Other routes of transmission include non-animal foods (such as fresh fruits and vegetables), water, reptiles And people - direct communication between people. Most Salmonella infections do not occur in the form of large-scale outbreaks but are sporadic. There are currently 2 449 Salmonella serotypes. Recent studies have found that specific Salmonella infections are often associated with ingestion of certain foods or exposure to certain animals, such as Salmonella enteritidis infection and ingestion of raw eggs or not