This study describes the ultrastructural changes and distribution of P. multocida B:2 in the respiratory and gastrointestinal tracts of buffalo calves following oral exposure and compared with intratracheal exposure. Nine 8-month old buffalo calves were divided into 3 groups. https://www.jmannino.com/top-sale-Elf-Smiling-is-my-Favorite-Apple-AirPods-2-Skin-p16001-great-offer/