Journals / Erciyes Tıp Dergisi / 2005 / Cilt: 27 - Sayı: 4

Immunohistochemical expression of c-erbB-2, PCNA, p53, bcl-2, FVIII in stage II-III invasive ductal carcinoma

Evre II-III invaziv duktal karsinom olgularında c-erbB-2, PCNA, p53, bcl-2, FVIII immunreaktivitesi

Pages
141–146
Publication Date
2022-10-17
DOI
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No significant correlation was found between p53, PCNA, bcl-2, FVIIIRA and c-erbB-2 status with morphological type, tumor size, estrogen and progesterone hormone receptor status except that multivariate and chi-square tests showed C-erB-2 positive correlation with tumor histological grade (p= 0.024 p

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Objective & Hypothesis:Purpose: The object of the present study is to detect the p53 tumor supressor gene and proliferating cell nuclear antigen (PCNA), c-erbB-2, bcl-2, FVIII related antigen (FVIIIRA) expression in breast carcinoma by immunohistochemistry, and the correlation with prognostic parameters.Material and Methods: A total of 55 cases with primary breast carcinoma were studied and classified histopathologically using modified Bloom and Richardson.
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Key Findings & Data:Paraffin sections were stained by using monoclonal antibody p53 protein, PCNA, c-erbB-2, bcl-2, FVIIIRA.Results: Of the 55 cases, 23 (41.81%) were p53 positive and 41 (74.54 %) were PCNA positive.
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Conclusion & Impact:No significant correlation was found between p53, PCNA, bcl-2, FVIIIRA and c-erbB-2 status with morphological type, tumor size, estrogen and progesterone hormone receptor status except that multivariate and chi-square tests showed C-erB-2 positive correlation with tumor histological grade (p= 0.024 p
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Domain Parameters

Abstract

Purpose: The object of the present study is to detect the p53 tumor supressor gene and proliferating cell nuclear antigen (PCNA), c-erbB-2, bcl-2, FVIII related antigen (FVIIIRA) expression in breast carcinoma by immunohistochemistry, and the correlation with prognostic parameters.Material and Methods: A total of 55 cases with primary breast carcinoma were studied and classified histopathologically using modified Bloom and Richardson. Paraffin sections were stained by using monoclonal antibody p53 protein, PCNA, c-erbB-2, bcl-2, FVIIIRA.Results: Of the 55 cases, 23 (41.81%) were p53 positive and 41 (74.54 %) were PCNA positive. The mean PCNA labelling index (PCNA LI +/- SD) was58.21+/-25.12. Maximum p53 and PCNA positivity was observed in grade III tumors (52.43% and 85.45%). The mean PCNA LI +/- SD was also highest in grade III carcinomas (62.67+/-12.85). No significant correlation was found between p53, PCNA, bcl-2, FVIIIRA and c-erbB-2 status with morphological type, tumor size, estrogen and progesterone hormone receptor status except that multivariate and chi-square tests showed C-erB-2 positive correlation with tumor histological grade (p= 0.024 p

Özet

Amaç:Bu çalışmanın amacı; invaziv meme karsinomlarında; p53 tümör baskılayıcı gen, proliferation cell nuclear antigen (PCNA), c-erbB-2, bcl-2, FVIII’in immunohistokimyasal (IHK) olarak belirlenmesi ve sonuçların diğer prognostik belirleyiciler ile karşılaştırılarak değerlendirilmesidir. Gereç ve Yöntem: Primer meme karsinomu olan 55 olgu çalışmaya alındı ve histopatolojik olarak modifiye Bloom ve Richardson kriterlerine göre sınıflandırıldı. Parafin kesitler monoklonal antikorlar, p53 protein, PCNA, c-erbB-2, bcl-2, FVIII ile İHK olarak boyandı.Bulgular:Olgularımızın 23’ü (%41,8) p53 pozitif ve 41’i (%74.54) PCNA pozitif boyandı. Ortalama PCNA boyanma indeksi (PCNA LI +/- SD) 58.21+/-25.12 olarak bulundu. IHK olarak p53 ve PCNA pozitifliği en yoğun, evre III tümörlerde (%52.43 ve %85.45) izlendi. Aynı zamanda ortalama PCNA LI evre III karsinomlarda en yüksek düzeyde saptandı (62.67+/-12.85). C-erbB-2 pozitifliği ile tümörün histolojik evresi (p= 0.024 p

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Cite This Article

SOYUER, S., ÖZKAN, M., ÖZTÜRK, F., SOYUER, I., ÖKTEN, T., CANÖZ, Ö. (2022). Immunohistochemical expression of c-erbB-2, PCNA, p53, bcl-2, FVIII in stage II-III invasive ductal carcinoma. Erciyes Tıp Dergisi, Cilt: 27 - Sayı: 4, 141–146. https://ajindex.com/articles/502822

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