Epidemiological survey of <i>Anaplasma marginale</i> in cattle and buffalo in Sri Lanka

  • ZHYLDYZ Atambekova
    National Research Center for Protozoan Diseases, Obihiro University of Agriculture and Veterinary Medicine, Hokkaido 080-8555, Japan
  • SIVAKUMAR Thillaiampalam
    National Research Center for Protozoan Diseases, Obihiro University of Agriculture and Veterinary Medicine, Hokkaido 080-8555, Japan
  • IGARASHI Ikuo
    National Research Center for Protozoan Diseases, Obihiro University of Agriculture and Veterinary Medicine, Hokkaido 080-8555, Japan
  • GUNASEKARA Erandi
    National Research Center for Protozoan Diseases, Obihiro University of Agriculture and Veterinary Medicine, Hokkaido 080-8555, Japan Veterinary Research Institute, Peradeniya 20400, Sri Lanka
  • KOTHALAWALA Hemal
    Veterinary Research Institute, Peradeniya 20400, Sri Lanka
  • SILVA Seekkuge Susil Priyantha
    Veterinary Research Institute, Peradeniya 20400, Sri Lanka
  • YOKOYAMA Naoaki
    National Research Center for Protozoan Diseases, Obihiro University of Agriculture and Veterinary Medicine, Hokkaido 080-8555, Japan OIE reference laboratory for bovine babesiosis and equine piroplasmosis, National Research Center for Protozoan Diseases, Obihiro University of Agriculture and Veterinary Medicine, Hokkaido 080-8555, Japan

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  • Epidemiological survey of Anaplasma marginale in cattle and buffalo in Sri Lanka

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Abstract

<p>Bovine anaplasmosis caused by Anaplasma marginale represents a serious threat to cattle farming worldwide, especially in the tropics and subtropics. In the present study, archived DNA samples from the blood of cattle (n=437) in the Nuwara Eliya, Galle, Ampara, Polonnaruwa, and Jaffna districts and buffalo (n=327) in the Galle, Polonnaruwa, Mannar, and Mullaitivu districts in Sri Lanka, were screened for A. marginale using a major surface protein 5 (msp5) gene-based PCR assay. The findings showed that 32.7 and 57.5% of cattle and buffalo, respectively, were A. marginale-positive. The rate of positivity differed significantly among geographical regions. In conclusion, the high rates of A. marginale infection in cattle and buffalo highlight the importance of effective control measures in Sri Lanka.</p>

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