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Immunhistochemical analysis of Nuclear Factor Kappa Beta expression in etiopathogenesis of ovarian tumors1 1 Research performed at Histology and Embryology Laboratory, Department of Obstetrics and Gynecology, Faculty of Medicine, Inonu University, Malatya, Turkey.

Abstract

Purpose:

To investigate the place of the transcription factor nuclear kappa B (NF-kB), which is a marker of chronic inflammation, in the etiology of the ovarian carcinoma.

Methods:

NFkB analysis with the immunohistochemical method has been performed. To evaluate immunohistochemical NF-kB expression in the ovarian tissue, the H-score method. H-score = ∑ Pi (i+1), where ‘‘Pi’’ is the percentage of stained cells in each intensity category (0-100%) and ‘‘i’’ is the intensity indicating weak (i=1), moderate (i=2) or strong staining (i=3).

Results:

It has been seen that, the mean H score is statistically significantly higher in the patient group with serous and musinous adenocarcinoma diagnosis than the two other patient groups (p<0.005).

Conclusions:

Factor nuclear kappa B is an important mediator that acts in the chronic inflammation. The highest expression rates are determined by the immunohistochemical method in the ovarian cancer group.

Key words:
NF-kappa B; Ovarian Neoplasms; Inflammation; Etiology

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