Coccidiosis is recognized as the major parasitic disease of poultry and is caused by the
apicomplexan protozoan Eimeria. Coccidiosis seriously impairs the growth and feed …

Studies on environmental consequences of stress on animal production have grown
substantially in the last few years for economic and animal welfare reasons. Physiological …

Studies on the environmental consequences of stress are relevant for economic and animal
welfare reasons. We recently reported that long-term heat stressors (31±1° C and 36±1° C …

Dendritic cells (DC) are critically important accessory cells in the innate and adaptive
immune systems. Avian DCs were originally identified in primary and secondary lymphoid …

Overcrowding stress is a reality in the poultry industry. Chickens exposed to long-term
stressful situations present a reduction of welfare and immunosuppression. We designed …

Salmonella enterica serovar Pullorum is worldwide a poultry pathogen of considerable
economic importance, particularly in those countries with a developing poultry industry. In …

Our ability to understand the function, pathology and regeneration ability of an organ system
is handicapped without knowledge of its normal structure. Electron microscopy and, later …

Subpopulations of T-cells, B-cells, macrophages and ellipsoid-associated reticular cells
(EARC) could be demonstrated by immunohistochemical staining early in the development …

In broiler chickens, a diet where the major cereal types are wheat, rye and/or barley has a
lower digestibility compared with a diet in which maize is the major cereal type. In the …

In consequence of the withdrawal of products that assisted animal production, such as
antimicrobial growth promoters, once-controlled enteric diseases have returned and new …