Carcinogenesis, Teratogenesis & Mutagenesis ›› 2007, Vol. 19 ›› Issue (4): 338-340.doi: 10.3969/j.issn.1004-616x.2007.04.021

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Expression and Significance of p21WAF1/CIP1 in Protein Endometrial Carcinoma

GE Xiu_jun,LIU Zhi_hui, GAO Rui_ping   

  1. Department of Obstetrics and Gynecology, Guangdong College of Pharmacy,Guangzhou
  • Received:2006-10-30 Revised:2006-12-13 Online:2007-07-30 Published:2007-07-30

Abstract: BACKGROUND&AIM: To investigate the expression of p21WAF1/CIP1 protein in endometrial carcinoma and its clinical significance. MATERIALS AND METHODS: p21WAF1/CIP1 protein was assessed in 30 normal controls, 20 single hyperplasia, 22 atypical hyperplasia, 57 endometrial carcinoma by immunohistochemical SP method. RESULTS:p21WAF1/CIP1 protein was mainly expressed in the nucleolus . Its expression protein was decreased in endometrial carcinoma tissue,compared with normal controls and single hyperplasia(P<0.01). The expression of p21WAF1/CIP1 was correlated with depth of myometrial invasion and clinical stage (P<0.05). CONCLUSION: p21WAF1/CIP1 protein may play an important role in the development and prognosis of endometrial carcinoma.

Key words: immunohistochemistry, p21WAF1/CIP1 protein, endometrial carcinoma