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Tickborne diseases
Babesia canis infection in ticks in Essex
  1. Kayleigh M. Hansford1,
  2. Jolyon M. Medlock1,
  3. Clive Swainsbury2,
  4. L. Paul Phipps3,
  5. Maria Del Mar Fernandez De Marco3,
  6. Luis M. Hernández-Triana3,
  7. Nicholas Johnson3 and
  8. Anthony R. Fooks3
  1. 1Medical Entomology and Zoonoses Ecology, Emergency Response Department, Public Health England, Porton Down SP4 0JG
  2. 2Forest Veterinary Centre, Eastwick Lodge, Harlow, Essex CM20 2QT
  3. 3Animal and Plant Health Agency, Woodham Lane, New Haw, Surrey KT15 3NB e-mail:

Statistics from

TO further investigate four locally acquired cases of canine babesiosis (Fig 1) in Essex (VR, February 13, 2016, vol 178, p 172; March 5, 2016, vol 178, pp 243–244), a tick survey was completed on March 11, 2016, in the area where all four dogs had been regularly exercised. The survey aimed to detect an active population of Dermacentor reticulatus within this area and to determine if questing ticks collected at the site were positive for Babesia canis. Locations along a cycle path in central Harlow were surveyed by dragging cloth over the vegetation to attract questing ticks.

FIG 1:

Giemsa-stained blood smear from a dog from Essex with babesiosis

Eight female and nine male ticks were collected from one area close …

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