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Effects of destruxin A on Rhipicephalus (Boophilus) microplus ticks (Acari: Ixodidae) / Efeitos da destruxina A no carrapato Rhipicephalus (Boophilus) microplus (Acari: Ixodidae)
Gôlo, Patrícia Silva; Angelo, Isabele da Costa; Camargo, Mariana Guedes; Perinotto, Wendell Marcelo de Souza; Bittencourt, Vânia Rita Elias Pinheiro.
  • Gôlo, Patrícia Silva; Federal Rural University of Rio de Janeiro. Veterinary Institute. Department of Animal Parasitology. Postgraduate Program on Veterinary Sciences.
  • Angelo, Isabele da Costa; Federal Rural University of Rio de Janeiro. Veterinary Institute. Department of Epidemiology and Public Health.
  • Camargo, Mariana Guedes; Federal Rural University of Rio de Janeiro. Veterinary Institute. Department of Animal Parasitology. Postgraduate Program on Veterinary Sciences.
  • Perinotto, Wendell Marcelo de Souza; Federal Rural University of Rio de Janeiro. Veterinary Institute. Department of Animal Parasitology. Postgraduate Program on Veterinary Sciences.
  • Bittencourt, Vânia Rita Elias Pinheiro; Federal Rural University of Rio de Janeiro. Veterinary Institute. Department of Animal Parasitology. Postgraduate Program on Veterinary Sciences.
Rev. bras. parasitol. vet ; 20(4): 338-341, Dec. 2011. tab
Article in English | LILACS | ID: lil-609130
ABSTRACT
This study evaluated the effects of destruxin A on Rhipicephalus (Boophilus) microplus females, since this toxin is one of the likely causes of high mortality induced by the entomopathogenic fungus Metarhizium anisopliae in arthropods. Ticks were immersed or inoculated with different concentrations of destruxin A. Despite the doses applied, there were no deaths or significant alterations in oviposition between the groups treated with destruxin A and the control groups. No other external effect caused by destruxin, such as tetanic paralysis, was observed in these engorged female ticks after the treatment.
RESUMO
Este estudo avaliou os efeitos da destruxina A em fêmeas de Rhipicephalus (Boophilus) microplus, uma vez que essa toxina é uma das prováveis causas da alta mortalidade induzida pelo fungo entomopatogênico Metarhizium anisopliae em artrópodes. Os carrapatos foram imersos ou inoculados com diferentes concentrações de destruxina A. Apesar das doses aplicadas, não houve mortes ou alterações significativas de postura entre os grupos tratados com destruxinas A e os grupos controle. Nenhum outro efeito externo provocado pela destruxina A, tal como paralisia tetânica, foi observado nas fêmeas ingurgitadas de carrapato após o tratamento.
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Full text: Available Index: LILACS (Americas) Main subject: Ixodidae / Depsipeptides / Mycotoxins Limits: Animals Language: English Journal: Rev. bras. parasitol. vet Journal subject: Veterinary Medicine / Parasitology Year: 2011 Type: Article Affiliation country: Brazil

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Full text: Available Index: LILACS (Americas) Main subject: Ixodidae / Depsipeptides / Mycotoxins Limits: Animals Language: English Journal: Rev. bras. parasitol. vet Journal subject: Veterinary Medicine / Parasitology Year: 2011 Type: Article Affiliation country: Brazil