Page 5 of articles about immunity

Maternally derived adaptive cellular immune responses play a critical role in protecting newborn piglets challenging PCV2 at 3 weeks of age.

Feeding mannan oligosaccharide may activate immunity against PRRSV.

Two experiments were conducted to evaluate models of immune system stimulation (ISS) that can be used in nutrient metabolism studies in growing pigs.

When active dry yeast was supplied as a probiotic at 0.3% in the diet of nursery pigs, total fecal coliform counts were lower and proportions of peripheral CD4+, CD4+CD8+, and CD8+ T lymphocyte subsets were higher.

Lysozyme supplementation may reduce the negative impact of Escherichia coli K88 in weanling piglets.

The use of a zootechnical feed additive during gestation may reduce microbial pathogens in feces and improve IGA concentration in calostrum.

Saccharomyces cerevisiae boulardii significantly increased the IgG and IgA concentration of colostrum.

SWE supplementation post-weaning provides a dietary means to improve gut health and to enhance growth performance in starter pigs.

The effects of some antibiotics on the intestinal microbiota does not explain a growth-promoting effect.

The purpose of this study was to investigate the changes in plasma protein profiles of neonatal piglets before and after suckling, in order to characterize the gastrointestinal absorption of colostral proteins into the neonatal bloodstream.

Selection for high meat production level might be associated with an increased susceptibility of animals to environmental stressors.

While potato protein concentrate is well utilized by piglets, potato fibre does not reveal evident health promoting effects.

Keratinase supplementation has a positive effect on the performance of weanling piglets fed corn-soybean diets.

Experimental immunisation of pigs with the non-virulent OURT88/3 genotype I isolate from Portugal followed by the closely related virulent OURT88/1 genotype I isolate could confer protection against challenge with virulent isolates from Africa.

Offspring of sows provided 25-hydroxycholecalciferol obtained a markedly improved vitamin D status.