Results: 8

Characterization of cattle tick fever in calves from the northwestern region of Minas Gerais, Brazil

Abstract The present study aimed to characterize the importance of the Anaplasma marginale, Babesia bovis and Babesia bigemina in the genesis of cattle tick fever (CTF) among dairy calves in the northwest of Minas Gerais, Brazil. Blood samples from 300 calves were collected, followed by DNA extraction an...

Molecular survey of tick-borne pathogens in small mammals from Brazilian Amazonia

Abstract Small non-volant mammals (marsupials and small rodents) were captured at three different timepoints from 23 forest fragments across three municipalities (Alta Floresta, Sinop and Cláudia) covering the Amazonian biome of the Mato Grosso State in Midwestern Brazil. The animal tissues (liver and s...

A rare case of tick infestation of the eyelid: case report and literature review

Rev. bras. oftalmol; 75 (2), 2016
ABSTRACT This article presents a case of tick infestation of the lower eyelid by a previously unreported species. A 71-year-old male presented with a tick attached to the lower eyelid. The tick was identified morphologically, and then molecularly via polymerase chain reaction (PCR) and sequencing of its ...

Fiebre manchada de las montañas rocosas: ni tan manchada ni tan montañosa como pensábamos

Infectio; 14 (4), 2010
La fiebre manchada de las Montañas Rocosas es una infección producida por Rickettsia rickettsii, un cocobacilo polimorfo perteneciente a la familia Rickettsiaceae. A pesar de que ha pasado más de un siglo desde que fue descrita, continúa siendo una de las zoonosis más importantes en todo el mundo. A...

Transmissäo transovariana de Babesia bovis em Boophilus microplus: obtençäo de cepa de carrapato livre de Babesia spp
Babesia bovis transovarian transmission in Boophilus microplus: obtention of a Babesia free tick strain

Ciênc. rural; 30 (3), 2000
O presente trabalho objetivou o estudo de parte do ciclo da Babesia bovis no seu hospedeiro invertebrado, o carrapato Boophilus microplus. Analisou-se a capacidade de infecçäo e transmissäo transovariana de B. bovis em partenóginas de B. microplus, alimentadas em bovinos portadores e enfermos por est...

Características biológicas da fase näo parasitária do Ixodes amarali (Acari: Ixodidae) em gambá (Didelphis sp.) no Estado do Rio de Janeiro
Biological characteristics of the non-parasitic phase of Ixodes amarali (Acari: Ixodidae) from opossum (Didelphis sp.) in the State of Rio de Janeiro, Brazil

Ixodes amarali was reported for the second time in the State of Rio de Janeiro, southeastern Brazil, from an engorged female obtained from a naturally infested opossum (Didelphis sp.). Biological characteristics of de non-parasitic phase were studied, under controlled conditions (temperature of 27ñ1§C,...

Aspectos epidemiológicos da babesiose eqüina na microrregião fluminense do Grande Rio-ltaguaí, Estado do Rio de Janeiro

Rev. bras. ciênc. vet; 4 (1), 1997
Foram colhidas amostras de sangue de 78 eqüinos, pertencentes ao Setor de Eqüinocultura do Instituto de Zootecnia da Universidade Federal do Rio de Janeiro (UFRRJ) e a propriedades vizinhas no município de ltaguaí, Estado do Rio de Janeiro, no período de abril a agosto de 1985. Das amostras, separou...

Nuevas observaciones sobre la presencia de Boophilus microplus y Amblyomma cajennense en ganado bobino de los Estados Barinas, Lara y Guarico
New observations about the presence of B. microplus and A. cajennense in cattle in the States of Barinas, Lara and Guarico

Rev. Fac. Cienc. Vet; 35 (1/4), 1988
Se tomaron muestras de garrapatas de 7 fincas del Estado Barinas, 11 fincas del Estado Lara y 12 fincas del Estado Guárico, para estudiar la incidencia relativa de B.microplus y A. cajennense. En las fincas muestreadas en el Estado Barinas se constató la predominancia total de B. microplus en cuanto n�...