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신용각(Yong Kag Shin),박현중(Hyun Joong Park),김형용(Hyung Yong Kim),정찬우(Chan Woo Jeong),고덕영(Duk Young Go),한재희(Jae Hee Han) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.2
Uterine perforation is a serious complication in users of intrauterine devices for contraception. Authors encountered one case of displacement of Copper-T IVD into urinary blpossibly due to uterine perforation on insertion of the Copper-T IUD in a 28 year old 1-multipara, who experienced normal intrauterine pregnancy in the circumstances. This patient was in silent, asymptomatic condition and underwent cesarean section. And Copper-T IUD was removed under the cystotomy. So we report one case with brief review of literatures
자궁경부 편평상피암종에서 p53 단백과 MDM-2 단백 발현에 관한 면역 조직화학 연구
정찬우(Chan Woo Chung),신용각(Yong Kag Shin),박채웅(Chae Woong Park),김창주(Chang Joo Kim),조태일(Tae Il Cho),박언섭(Eon Sub Park) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.10
Objectives: MDM-2 is an oncoprotein that inhibits p53 tumor suppressor protein. Amplication and over- expression of its protein have been observed in human malignancies, and these abnormalities have a role in tumorigenesis through inactivation of p53 function. To elucidate the role of p53 and MDM-2 protein in cervical neoplasia we investigated the expression rates of MDM-2 and p53 protein in surgically resected specimens. Metheds: Immunohistochemical studies using anti-p53 and anti-MDM-2 protein in the paraffin embedded section of 62 cases including cervical intraepithelial neoplasm(CIN) and invasive cervical cancer were performed. Results: Expression rates of p53 protein were 25% in CINⅠ& CINⅡ, 20% in CINⅢ, and 44% in invasive carcinoma, respectively. The MDM-2 protein were 33% in CINⅠ& CINⅡ, 16% in CINⅢ, and 48% in invasive carcinoma, respectively. There was no evident correlation between p53 positivity and MDM-2 positivity(p>0.05). However, correlation between MDM-2 negativity and p53 negativity was statistically significant(p=0.002) Conclusion: These data suggest that the expression of p53 protein is presumed to be necessarily correlated with MDM-2 protein expression in cervical neoplasia.