DISPERSAL OF THE LYME-DISEASE SPIROCHETE BORRELIA-BURGDORFERI TO SALIVARY-GLANDS OF FEEDING NYMPHAL IXODES-SCAPULARIS (ACARI, IXODIDAE)

被引:48
作者
PIESMAN, J [1 ]
机构
[1] US DEPT HHS,PUBL HLTH SERV,FT COLLINS,CO 80522
关键词
TICKS; LYME DISEASE SPIROCHETES; BORRELIA BURGDORFERI; SALIVARY GLANDS; TRANSMISSION;
D O I
10.1093/jmedent/32.4.519
中图分类号
Q96 [昆虫学];
学科分类号
摘要
Salivary gland explant cultures from 3/16 (19%) of unfed nymphal Ixodes scapularis Say contained Lyme disease spirochetes, increasing to a maximum of 14/16 (88%) at 72 h of tick feeding. Homogenates of tick salivary glands did not produce infection in laboratory white mice unless harvested from ticks attached for greater than or equal to 60 h. Dispersal of spirochetes to the salivary glands appears to occur during the act of tick feeding, thus affecting the ability of ticks to transmit Borrelia burgdorferi.
引用
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页码:519 / 521
页数:3
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