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从临床观察和动物实验资料表明,食管上皮增生和乳头瘤属癌前病变。其可以发展为癌,亦可停止发展或逆转而恢复正常。因而治疗食管上皮的癌前病变,为预防食管癌的措施之一。冬凌草和有些中药有抗肿瘤作用,或具有扶正祛邪之效。本实验用冬凌草蒸溜液及有关中药,对大鼠食管上皮的增生和
From clinical observation and animal experimental data shows that esophageal epithelial hyperplasia and papilloma are precancerous lesions. It can develop into cancer, or it can stop development or reverse and return to normal. Thus the treatment of precancerous lesions of esophageal epithelium is one of the measures to prevent esophageal cancer. Rubescens and some Chinese herbs have anti-tumor effects, or have the effect of righting and eliminating evil spirits. In this experiment, the eel esophageal epithelial hyperplasia was induced by the extract of Rubescens japonica and related Chinese medicines.