Methods: 26 cases of gastric MALT lymphoma, 20 cases of lymphocytic gastritis and 30 cases of mild superficial gastritis were studied. 0.25% luidine blue staining was used to detect the HP.

• 方法:收集26例胃MALT淋巴瘤、20例淋巴性胃炎与30例轻度浅表性胃炎的胃粘膜组织病理石蜡切片行025%25甲苯胺蓝染色,显微镜检查HP。