Alterations in Ileal Microbiota and Fecal Metabolite Profiles of Chickens with Immunity to .

Coccidiosis, caused by different species of parasites, is an economically important disease in poultry and livestock worldwide. This study aimed to investigate the changes in the ileal microbiota and fecal metabolites in chickens after repeated infections with low-dose . The chickens developed solid immunity against a high dose of infection after repeated infections with low-dose .