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Development of infectivity in Hyalomma detritum (Schulze, 1919) ticks infected with Theileria annulata (Dchunkowsky and Luhs, 1904)

Published online by Cambridge University Press:  06 April 2009

M. Samish
Affiliation:
Ministry of Agriculture, Veterinary Services and Animal Health, P.O. Box 12, Beit-Dagan, 50200Israel
E. Pipano
Affiliation:
Ministry of Agriculture, Veterinary Services and Animal Health, P.O. Box 12, Beit-Dagan, 50200Israel

Summary

The time-course for the development of infectivity was studied in Hyalomma detritum ticks fed as pre-imagoes on calves infected with Theileria annulata. Unfed adults derived from infected nymphs were non- infectious when inoculated into susceptible calves, whereas ticks of both sexes that had fed for 2–3 days or longer on calves or rabbits were always infectious. Some adults fed for only 1–2 days were infectious, whereas others were not. As few as 2 ticks were capable of infecting susceptible calves.

Type
Research Article
Copyright
Copyright © Cambridge University Press 1978

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