Grazing systems have great potential to promote animal welfare by allowing animals to
express natural behaviours, but they also present risks to the animals. Diseases caused by …

Gastrointestinal parasitism, particularly nematode infection, is a major health issue affecting
goats worldwide, resulting in clinical diseases and productivity loss. Prevalent …

Gastro-intestinal nematode infections in mammals are associated with local T lymphocyte
infiltrations, Th2 cytokine induction, and alterations in epithelial cell secretion and …

Immunoglobulin-A (IgA) is an important mediator of immunity and has been associated with
protection against several pathogens, although its role in gastrointestinal infections remains …

The widespread presence of anthelmintic resistant gastrointestinal parasitic nematodes in
outdoor ruminant production systems has driven the need to identify and develop novel …

This study was carried out to evaluate the performance of Brazilian Somalis sheep to natural
infections by gastrointestinal nematodes. During 98 days, 75 weaned sheep, initially 3–4 …

Avoiding grazing near feces is an efficient strategy to prevent parasitic infection and
contamination; therefore, in the evolution of herbivorous species, this behavior may have …

Background Gastrointestinal nematodes (GIN), liver flukes (Fasciola hepatica) and bovine
lungworms (Dictyocaulus viviparus) are the most important parasitic agents in pastured dairy …

Haemonchosis commonly occurs as chronic and subclinical infection in small ruminants,
and understanding of immunological response against subclinical haemonchosis is of …

Due to the great economic impact of Haemonchus contortus on sheep farming, there is an
increasing number of studies addressing host resistance against this nematode, including …