Babesiosis (Babesia bovis and Babesia bigemina) and anaplasmosis (Anaplasma
marginale) affect native cattle from Uruguay and northern Argentina to Guatemala. The …

The tick Rhipicephalus microplus is responsible for the transmission of Anaplasma
marginale, which causes hemolytic anemia, abortion, decreased production, and mortality in …

The seroprevalence of Anaplasma marginale, Babesia bigemina, Babesia bovis and
Trypanosoma vivax and the risk factors for these infections were investigated in 509 cows on …

The cattle tick Rhipicephalus microplus causes significant economic losses to cattle
production systems and is a main barrier to the introduction of Bos taurus breeds and their …

Rhipicephalus (Boophilus) microplus is the most economically important tick of the world,
including Brazil. Whereas the epidemiology of R. microplus is well known in most of the …

Este trabalho teve o objetivo de avaliar o comportamento da infestação de carrapatos
(Rhipicephalus microplus) em bovinos da raça Brangus associado com Nelore no Brasil …

Avaliou-se a soroprevalência de Anaplasma marginale em bovinos de nove municípios na
mesorregião Norte Fluminense do estado do Rio de Janeiro através do ensaio de …

A total of 410 blood samples was collected from 12 different herds of cattle in Londrina,
Parana State, Brazil between December 1991 and June 1992. Seroprevalence of A …

The dynamic of natural infections by Anaplasma marginale in calves was evaluated during a
period of one year on two farms located in the Metalúrgica Region, State of Minas Gerais …

Para se entender a transmissão da babesiose, pelo carrapato, é interessante conhecer,
resumidamente, o ciclo de vida destes parasitos, no carrapato e no bovino, conforme …