Kurum Yazarı "Okcu, Oğuzhan" Scopus İndeksli Yayınlar Koleksiyonu İçin Listeleme
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Adenomyomas of the gallbladder: An analysis of frequency, clinicopathologic associations, and relationship to carcinoma of a malformative lesion
Dursun, Nevra; Memiş, Bahar; Taşkın, Orhun Çiğ; Okcu, Oğuzhan; Akkaş, Gizem; Bağcı, Pelin; Balcı, Serdar; Saka, Burcu; Araya, Juan Carlos; Bellolio, Enrique; Roa, Juan Carlos; Jang, Kee-Taek; Losada, Hector; Maithel, Shishir K.; Sarmiento, Juan; Reid, Michelle D.; Jang, JinYoung; Cheng, Jeanette D.; Baştürk, Olca; Koshiol, Jill; Adsay, N. Volkan (2023)Context.—The nature and associations of gallbladder (GB) ‘‘adenomyoma’’ (AM) remain controversial. Some studies have attributed up to 26% of GB carcinoma to AMs. Objective.—To examine the true frequency, clinicopathologic ... -
Angiomyofibroblastoma of the lower genital tract of women: Report of two cases
Güvendi, Gülname Fındık; Suntur, Mehpare; Ayazoğlu, Muhammet Safa; Okcu, Oğuzhan; Bedir, Recep (Ortadogu Reklam Tanitim Yayincilik Turizm Egitim Insaat Sanayi ve Ticaret A.S., 2021)Superficial angiomyofibroblastoma of the lower genital tract of women is a very rare, benign neoplasm that most commonly arises in the vulvo-vaginal area. Our first case is a 45-year-old woman who presented with menometrorrhagia. ... -
Comparison of the efficacy of low-level laser therapy and photodynamic therapy on oral mucositis in rats
Alınca, Suzan Bayer; Sağlam, Ebru; Kandaş, Nur Özten; Okcu, Oğuzhan; Yılmaz, Nergiz; Goncu, Beyza; Doğan, Mehmet Ali (Springer London Ltd, 2019)Cancer treatment with chemotherapy or radiotherapy is associated with some side effects including in the oral cavity. One of the more significant oral complications is oral mucositis (OM) which induces severe pain and ... -
Does apoptotic index predict the response to neoadjuvant chemotherapy in patients with breast carcinoma?
Askan, Gökçe; Okcu, Oğuzhan; Öztürk, Çiğdem; Öztürk, Seda Duman; Şen, Bayram; Bedir, Recep (Galenos Publishing, 2023)Objective: Neoadjuvant chemotherapy (NACT) plays a major role in the treatment of patients with locally advanced breast carcinoma. Although most patients have benefited from NACT, the rate of residual tumors is still high ... -
An easy and practical prognostic parameter: tumor-stroma ratio in Luminal, Her2, and triple-negative breast cancers
Öztürk, Çiğdem; Okcu, Oğuzhan; Şen, Bayram; Bedir, Recep (Assoc Medica Brasileira, 2022)OBJECTIVE: The stroma surrounding the tumor cells is important in tumor progression and treatment resistance, besides the properties of tumor cells. Studies on the tumor stroma characteristics will contribute to the knowledge ... -
Effect of tumor-infiltrating immune cells (mast cells, neutrophils and lymphocytes) on neoadjuvant chemotherapy response in breast carcinomas
Okcu, Oğuzhan; Öztürk, Çiğdem; Yalçın, Nazlıcan; Yalçın, Anıl Can; Şen, Bayram; Aydın, Esra; Öztürk, Ahmet Emin (Elsevier, 2024)Introduction: Despite screening, the incidence of breast cancer is increasing worldwide. Neoadjuvant chemotherapy (NAC) response is one of the most important parameters taken into consideration in surgery, optimal adjuvant ... -
Effects of intracordal estradiol and dexamethasone injection on wound healing in vocal fold injuries
Yıldız, Muhammet; Yiğit, Özgür; Sunter, Ahmet Volkan; Edizer, Deniz Tuna; Dursun, Nevra; Okcu, Oğuzhan (Mosby-Elsevier, 2019)Objective. the aim of this study was to investigate the effects of intracordal estradiol and dexamethasone injection on wound healing in vocal fold injuries. Study Design. A prospective controlled animal study was carried ... -
Epstein-Barr virus infection in patients with chronic gastritis without Helicobacter pylori infection
Dursun, Nevra; Hacıhasanoğlu, Ezgi; Okcu, Oğuzhan; Paşaoğlu, Esra; Leblebici, Cem (Aves, 2020)Background/Aims: the association of Epstein-Barr virus (EBV) with gastric malignancies has been proven by many studies in the literature. However, information about EBV-associated inflammation/gastritis remains limited. ... -
Evaluation of periostin, fibronectin and tenascin-C in patients chronic otitis media with cholesteatoma
Birinci, Mehmet; Terzi, Suat; Demir, Emine; Çeliker, Metin; Okcu, Oğuzhan; Arpa, Medeni; Çelebi, Özlem; Özergin, Zerrin; Dursun, Engin (Springer, 2022)Background: Although many studies have investigated the mechanisms of cholesteatoma formation, its pathogenesis remains unclear. The aim of this study was to evaluate the levels of periostin, fibronectin and tenascin-C, ... -
GLUT-1 expression in breast cancer
Okcu, Oğuzhan; Şen, Bayram; Öztürk, Çiğdem; Güvendi, Gülname Fındık; Bedir, Recep (Federation of Turkish Pathology Societies, 2022)Objective: Numerous studies have been conducted to predict the prognosis of breast cancers. The effect of glucose transporter protein 1 (GLUT-1), the main carrier protein responsible for glucose transport, was investigated ... -
High tumor infiltrating lymphocytes are associated with overall survival and good prognostic parameters in endometrial endometrioid carcinoma patients
Öztürk, Çiğdem; Askan, Gökçe; Öztürk, Seda Duman; Okcu, Oğuzhan; Şen, Bayram; Bedir, Recep (Federation Turkish Pathology Soc., 2023)Objective: The mortality incidence of endometrial carcinomas (ECs) has increased in recent years. Therefore, recent studies have focused on the cellular and microenvironmental properties of ECs. Tumor-infiltrating lymphocytes ... -
Lymphoepithelioma like carcinoma of the urinary bladder, treated with transurethral resection and intravesical bacillus calmette guerin therapy only: A case report
Okcu, Oğuzhan; Hacıhasanoğlu, Ezgi; Koparal, Murat Yavuz (Mattioli 1885, 2021)Lymphoepithelioma-like urothelial carcinoma, which was first identified by Zukerberg, constitutes 0,4-1,3% of all urothelial carcinomas and has similar histomorphological features with nasopharyngeal lym-phoepithelioma. ... -
Nucleolus assessment in invasive breast carcinoma, an objective parameter for histological grading
Öztürk, Seda Duman; Öztürk, Çiğdem; Okcu, Oğuzhan; Şen, Bayram; Bedir, Recep (TUBİTAK Scientific & Technical Research Council Turkey, 2022)Background/aim: The nucleolus has the potential to provide insight into how many types of cancer will progress. In this study, we examined the evaluation of the nucleolus with a microscope in widespread breast cancer tumors ... -
PD-1 and PD-L2 expression predict relapse risk and poor survival in patients with stage III colorectal cancer
Zengin, Mehmet; Zergeroğlu, Sema; Okcu, Oğuzhan; Benek, Suat (Springer, 2021)Background Immune responses have long been an area of interest in cancer research. In this study, the effects of programmed cell death-1 (PD-1) and its ligand (PD-L2) on the prognosis of colorectal cancer (CRC) were ... -
The prognostic significance of non-lymphoid immune cells of the tumor microenvironment, including neutrophils, eosinophils, and mast cells in breast carcinomas
Okcu, Oğuzhan; Öztürk, Çiğdem; Şen, Bayram; Ayazoğlu, Muhammet Safa; Güvendi, Gülname Fındık; Öztürk, Seda Duman; Askan, Gökçe; Bedir, Recep (Elsevier, 2023)Background and objective: The prognostic importance of lymphoid cells in the tumor microenvironment and their effect on treatment response have been demonstrated in many cancer types. However, there are limited studies on ... -
Response to letter to the editor
Okcu, Oğuzhan; Öztürk, Çiğdem; Şen, Bayram; Ayazoğlu, Safa; Güvendi, Gülname Fındık; Öztürk, Seda Duman; Askan, Gökçe; Bedir, Recep (Elsevier, 2023)We would like to thank Dr. Altındağ for his interest in our publication (Prognostic significance of non-lymphoid immune cells of the tumor microenvironment, including neutrophils, eosinophils, and mast cells in breast ... -
Stromal lymphoid response status in micropapillary urothelial carcinomas diagnosed in bladder transurethral resections and its comparison with conventional urothelial carcinomas
Hacıhasanoğlu, Ezgi; Yücetaş, Uğur; Okcu, Oğuzhan; Behzatoğlu, Kemal (Federation Turkish Pathology Soc., 2021)Objective: Micropapillary urothelial carcinoma is an aggressive variant of urothelial carcinoma. Evidence suggests that the relationship between the tumor and inflammatory cells is important in tumor progression and the ... -
Total thiol can contribute to differentiating prostate cancer from BPH: Prostate Thiol Index as a new player
Arpa, Medeni; Şen, Bayram; Eren, Hüseyin; Uzun, Hakkı; Okcu, Oğuzhan; Erel, Özcan (Wiley, 2021)To assess the distinctiveness of serum native thiol (NT), total thiol (TT) and disulfide (SS) levels in PCa patients, we created a new parameter, prostate thiol index (PTI) [tPSA (TTxPVxAge) (-1/2)]. We determined the ... -
Tumor budding is an independent prognostic factor to predict overall survival in endometrial endometrioid carcinoma: A retrospective study
Okcu, Oğuzhan; Şen, Bayram; Askan, Gökçe; Öztürk, Çiğdem; Öztürk, Seda Duman; Bedir, Recep (Sage Publications, 2022)Objective. Tumor budding defined as a tumor cell nest away from the main tumor, has been found to be associated with prognostic parameters in many cancer types. We aimed to investigate the relationship between tumor budding ...