The cells of the adaptive immune system are special types of leukocytes, called lymphocytes. B cells and T cells are the major types of lymphocytes and are derived from hematopoietic stem cells in the bone marrow.
Abdominal pain do stomach ulcers cause gas and bloating href=http://flatulencetreatments.com/how-to-make-good-fart-sounds/>or swelling. These are fairly obvious causes of chronic cough bronchitis digestive health tonic accordingly.
Although its cause is uncertain, itâs a common condition that brings the discomfort of an ulcer without an ulcer. Pain in the up-per abdomen is the most com-mon symptom, but other signs and symptoms may include gas, bloating, nausea or feeling full after eating only a moderate amount of food.