Theileria sp. in water buffaloes from Maranhão State, northeastern Brazil / Theileria sp. em búfalos do Estado do Maranhão, nordeste do Brasil
Rev. bras. parasitol. vet
; 27(4): 593-596, Oct.-Dec. 2018. graf
Article
in English
| LILACS
| ID: biblio-1042487
Responsible library:
BR1.1
ABSTRACT
Abstract Anaplasma marginale and piroplasm species are widespread among Brazilian cattle herds. Both of these tick-borne pathogens hamper livestock production and cause a significant economic impact. Although buffaloes have demonstrated a high level of adaptability, data on tick-borne pathogens are scarcely reported in Brazil. Thus, the aim of this study was to screen water buffaloes from the state of Maranhão for piroplasm and A. marginale occurrence using PCR assays. All samples were negative for A. marginale. One of the 287 (0.35%) water buffaloes tested was positive for Theileria sp. Sequencing of the 18S rDNA fragment (356 bp) showed that the Theileria sp. identified was closely related to the T. buffeli /orientalis group. Future studies on the clinical signs of infection and the main vector in this country are needed.
RESUMO
Resumo Anaplasma marginale e espécies de piroplasma são amplamente distribuídas no rebanho bovino brasileiro. Ambos os patógenos transmitidos por carrapatos dificultam a produção pecuária e causam um impacto econômico significativo. Embora os búfalos tenham demonstrado um alto nível de adaptabilidade, dados sobre patógenos transmitidos por carrapatos são raramente relatados no Brasil. Assim, o objetivo deste estudo foi investigar búfalos do estado do Maranhão para piroplasmas e A. marginale utilizando-se a técnica da PCR. Todas as amostras foram negativas para A. marginale . Um dos 287 (0,35%) búfalos testados foi positivo para Theileria sp. O sequenciamento de um fragmento do gene 18S rDNA (356 pb) demonstrou que Theileria sp. identificado estava relacionada ao grupo T. buffeli/orientalis . Estudos futuros sobre os sinais clínicos de infecção e o principal vetor neste país são necessários.
Full text:
Available
Collection:
International databases
Health context:
Neglected Diseases
Health problem:
Zoonoses
Database:
LILACS
Main subject:
Theileriasis
/
Buffaloes
/
Cattle Diseases
/
Theileria
Type of study:
Prognostic study
Limits:
Animals
Country/Region as subject:
South America
/
Brazil
Language:
English
Journal:
Rev. bras. parasitol. vet
Journal subject:
Veterinary Medicine
/
Parasitology
Year:
2018
Document type:
Article
Affiliation country:
Brazil
Institution/Affiliation country:
Instituto Federal do Maranhão/BR
/
Universidade Estadual de Londrina/BR
/
Universidade Federal do Paraná/BR