FEATURES OF TOPOGRAPHY AND STRUCTURE OF DUCKS JEJUNUM PEYER’S PATCHES IN THE AGE OF 150–240 DAYS

Authors

  • Т. А. Mazurkevych

Abstract

The immune (lymphoid) formation associated with tunica mucosa of the digestive tube is one of the first parts of peripheral immune organs that are constantly exposed to antigens, entering the body of animal with feed and water. Immune reactions, which are directed at neutralizing of antigens and release the body from them, develop as response to the antigens.