For over 40 years a highly effective vaccine against the bovine lungworm has been
commercially available. The use of it successfully reduced the number of outbreaks in …

Migration through host tissues has major costs for parasitic helminths in terms of energy
expenditure, risks of attrition and the need to adapt to varying physicochemical …

The bovine and human respiratory syncytial viruses cause severe lower respiratory tract
infections. Effective vaccines against the respiratory syncytial viruses have been lacking …

The present study evaluated Nelore cattle with different degrees of resistance to natural
infections by gastrointestinal nematodes. One hundred weaned male cattle, 11–12 months …

Despite the increasing knowledge of the immunobiology and epidemiology of parasitic
helminths of the gastrointestinal system and the cardiorespiratory system, complications …

As an alternative to antihelminthic drugs, we are exploiting vaccination to control infections
with the abomasal nematode Ostertagia ostertagi in cattle. Our focus for vaccine targets is …

Previous experiments have shown that a primary infection with 100,000 infective larvae of
the trichostrongylid Cooperia oncophora allows discrimination between different type of …

This study aimed to evaluate the expression of a subset of cytokine genes in response to
Haemonchus placei infections in Nelore cattle presenting different degrees of resistance to …

Helper CD4+ T cells are essential in shaping effective antibody response and cytotoxic T
cell response against pathogen invasion. There are two subtypes of pathogen-specific …

After primary infection with 100 000 third stage larvae of the intestinal nematode Cooperia
oncophora in 3‐month‐old calves, a high variability in egg output and worm counts is …