齿龈内阿米巴国内平均人群携带率为45.0％,这可能与口腔各种疾病的发生及口腔卫生有关。有文献报道灭滴灵能杀灭齿龈内阿米巴,但牙膏对齿龈内阿米巴有杀伤作用尚未见报道。我们于1984年及1989年对广州市和深圳市各类型人群1385名的携带者以及不同类型牙膏对其影响进行了调查,现报告如下。 The average domestic population carrying rate of Amoeba gingivalis was 45.0%, which may be related to the occurrence of oral diseases and oral hygiene. It has been reported in the literature that metronidazole can kill the gingiva inside the amoeba, but the toothpaste has no killing effect on the gingival amoeba has not been reported. In 1984 and 1989, we investigated the impact of 1385 carriers of various types of people in Guangzhou and Shenzhen, as well as different types of toothpaste, as follows.