Aggregative Adherence Fimbriae I (AAF I) causes aggregation of the bacterial cells. These aggregate on small intestinal cells and cause mucous secretion which produces a biofilm. Enteroaggregative heat stabile toxin is an STa like toxin, and plasmid encoded toxin can also be present.
1 Umbilical hernia is a bulge around the belly button. It occurs when the muscle around the belly button does not close completely after birth.  Inguinal hernia is a bulge in the groin. It is more common in men.
A lump in the abdomen is a small area of swelling or bulge of tissue in the belly. Abdominal hernia; Hernia-abdominal; Abdominal wall defects; Lump in the abdominal wall; Abdominal wall mass. Most often, a lump in the abdomen is caused by a hernia.An abdominal hernia occurs when there is weak spot in the abdominal wall. This allows the internal organs to bulge through the muscles of the abdomen. A hernia may appear after you strain, or lift something heavy, or after a long period of coughing.ost often, a lump in the abdomen is caused by a hernia. An abdominal hernia occurs when there is weak spot in the abdominal wall. This allows the internal organs to bulge through the muscles of the abdomen.