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分别用人工感染患鼠疫败血症而濒死的灰旱獭和经人工饲养装置定量鼠疫菌感染的人蚤灰旱獭株共552只,在整个观察期间末形成栓塞。以强毒鼠菌株7239号2.1×109个菌/ml狗血,感染和田人蚤狗株,其菌栓率为3.4％,这为人——人蚤——人的鼠疫传播途径提供了可靠的实验依据。证实1972年新疆和田地区洛浦县玉龙喀什乡发生人间腺鼠疫流行的媒介是和田人蚤狗株。
A total of 552 gray marmots infected by plague septicemia were respectively infected with plague septicemia and artificial parasites, and embolism was formed at the end of the observation period. The rate of mycelial infection was 3.4% with 2.1 × 109 bacteria / ml dog blood of virulent mouse strain 7239, which provided a reliable experiment for the transmission of human-human flea-human plague in accordance with. It was confirmed that the medium for the occurrence of human bubonic plague in Yulong Kashi Township, Luopu County, Hotan County, Xinjiang Autonomous Region in 1972 was the flea dog strain of Wada.