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人埃立克体病是新近认识的一种危害较大的人兽共患的自然疫源性疾病,其病原体是一种革兰氏染色阴性、严格白细胞内寄生菌,属立克次体科、埃立克体属。自1935年从犬体内获得第1株埃立克体以来,至今已发现10多种埃立克体,可感染多种哺乳动物及人目前所知,感染人的埃立克体有3种:第1种是1956年在日本发现的侵犯人单核吞噬细胞的腺热埃立克体(E.sennetsu),主要分布在日本和东南亚,与吃生鱼有关,可能是由鱼类寄生虫传播;第2种是1987年证实的查菲埃立克体(E.Chaffeensis,EC),引起
Ehrlichii disease is a recently recognized as a zoonotic natural epidemic disease, the pathogen is a Gram-negative, strict leukocyte parasites, is a Rickettsiaceae Ehrlichia. Since the first Ehrlichia was obtained from the canine in 1935, more than 10 Ehrlichia have been found so far and can infect a variety of mammals and humans. Currently, there are 3 Ehrlichia species that infect humans: The first is E. nysensis, an organism that invaded human mononuclear phagocytes in Japan in 1956 and is mainly found in Japan and Southeast Asia, which is related to eating raw fish and may be transmitted by fish parasites ; The second was confirmed in 1987 by E. chaffeensis (E.Chaffeensis, EC), caused