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.
Hernia types. There are several different types of hernia : Inguinal hernia is the most common. This occurs when part of your bowel squeezes through your lower abdomen into the groin. Hiatus hernia is when part of your stomach pushes up into the chest through an opening in the diaphragm.or inguinal, femoral, umbilical, and incisional hernias, symptoms could include: 1  An obvious swelling beneath the skin of the abdomen or the groin; it may disappear when you lie down, and may be tender. 2  A heavy feeling in the abdomen that is sometimes accompanied by constipation or blood in the stool.