The spiroid bacteria disappeared and the histological, morphological conditions were improved in 12 of the 15 patients with peptic ulcer and positive culture of the pyioric spiroid baeteria, after the patients were treated by TDB for 4 weeks.

• 15例幽门螺旋菌阳性消化性的溃疡患者,经TDB治疗4周后有12例细菌消失,并伴有组织形态学改变。