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.
Itâs also called a gastric ulcer or peptic ulcer. The lining of the stomach normally keeps the stomach from being hurt by stomach acid and digestive juices. If this protective layer breaks down, stomach acids can damage the walls of your stomach and cause an ulcer. You may get an ulcer when: You have bacteria called Helicobacter pylori (H. pylori). These bacteria are the most common cause of ulcers. When H. pylori bacteria infect the stomach, the infection can weaken the lining of the stomach.