[Aromatase activities of endometrial carcinomas and both basic and clinical analyses of endometrial hyperplasia as a premalignant disease].

Abstract excerpt

Paraffin-embedded materials obtained from 117 cases of endometrial hyperplasia and 84 cases of carcinoma were used for measurement of both ki-ras and p53 gene mutation and aromatase (ARO) and TGF-alpha immunostaining. The overall incidence of ki-ras mutations in the hyperplasia specimens (16%) was similar to the incidence detected in carcinomas (18%). None of 117 endometrial hyperplasias were found to have...

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