Antibodies from healthy or paratuberculosis infected cows have different effects on Mycobacterium avium subspecies paratuberculosis invasion in a calf ileal loop model. - Jolly A; Fernández B; Stempler A; Ingratta G; Postma G; Boviez J; Lombardo D; Hajos S; Mundo SL (Veterinary immunology and immunopathology, 2022)