background: regulatory t cells (tregs) and myeloid-derived suppressor cells (mdscs) are two main regulatory cells modulating the immune responses in inflammation and cancer. objective: to investigate and compare tregs and mdscs in peptic ulcer and gastric cancer. methods: patients with dyspepsia were selected and divided into three groups of non-ulcer dyspepsia (nud, n=22), peptic ulcer disease...
