Epitopes (Fig. 4) usually contain between eight and 11 amino acids. Normally during digestion, the digestive enzymes within the small intestine break up proteins into single amino acids and small ...

When Salmonella enters the small intestine, it causes inflammation in the gut lining and disrupts the normal absorption of amino acids from food. This creates an imbalance in nutrients in the gut.

Medically reviewed by Robert Burakoff, MD Intestinal villi (singular: villus)are tiny, finger-like projections that line the ...

The structure of the small intestine is specialised for rapid absorption of small soluble food molecules.

Dr. CHAO Yanjie at the Shanghai Institute of Immunity and Infection of the Chinese Academy of Sciences and Dr. WANG Chuan from Fudan University revealed how a bacterial pathogen coordinates ...