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.
Peptic ulcer Peptic ulcers, sores in the lining of the stomach or upper intestine, cause abdominal pain, gas, and more. Giardiasis Giardiasis is an infection of the small intestine causing diarrhea, gas, bloating, nausea and stomach cramps. Helicobacter pylori infection Helicobacter, bacteria in the digestive tract, causes peptic ulcers and their associated pain and burning.