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.
Summary. 1  A stomach or gastric ulcer is a break in the tissue lining of the stomach. 2  Most stomach ulcers are caused by infection with the Helicobacter pylori bacterium or anti-inflammatory medication, not stress or poor diet as once thought. 3  Treatment options include antibiotics and acid-suppressing medications.