Descripción: “... and that suffered of infections ticks, were the problem group, Ehrlichiasis ELISA test was positive to 26 animals...”

Descripción: “... infection are able to maintain high virus levels in their blood, thereby perpetuating the disease’s enzootic...”

Descripción: “... in the blood of dairy cows from two areas of the Nariño department, Colombia, during dry, postpartum and peak...”

Descripción: “... with abortions  and low weight piglets antecedents was studied.  Blood samples  from pig workers (n:5),  pigs...”