نتایج جستجو برای: OSCC

تعداد نتایج: 1887  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده علوم پایه 1391

سرطان سلول های مخاطی دهان (oscc) در سراسر جهان شیوع قابل توجهی دارد . تشخیص نسبتا دشوار آن باعث می شود تا به تحقیق بیشتر بر روی عوامل ایجاد کننده بیماری بپردازیم . امروزه ثابت شده فاکتورهای اپی ژنتیکی می توانند بدون تغییر در توالی dna بیان ژن را تغییر دهند که متیلاسیون dna در جزایر cpg یکی از این عوامل است . اعتقاد بر این است که متیلاسیون چندین ژن ممکن است در oscc دخیل باشد . اپوپتوزیس نقش مهمی...

Journal: :Journal of Hard Tissue Biology 2022

Although TGF-β is known to be related tumor proliferation, invasion and epithelial-mesenchymal transition (EMT), its effects on oral carcinomas remain unclear. This study aimed elucidate the of squamous cell carcinoma (OSCC). In present in vitro study, three human OSCC lines; SAS (tongue cancer), Ca9-22 (mandibular gingival cancer) HSC-3 (cervical lymph nodes metastasis tongue were treated with...

Objective(s): Circular RNAs (circRNAs), a new class of non-coding RNAs, have emerged as important regulators during tumorigenesis. However, the functions of circRNAs have not been completely clarified in the progression of cancers. In our study, a novel circRNA hsa_circ_0109291 was investigated in oral squamous cell carcinoma (OSCC) tissues and cell lines. Materials and Methods: The expression ...

Journal: :Clinical Cancer Investigation Journal 2022

Oral squamous cell carcinoma (OSCC) has a 50% 5-year survival rate which depends on several factors including micronutrients such as iron. Further, iron not only profound effects the growth and development of OSCC but also can influence progression prognosis an important role in OSCC. In study, FFPE (formalin-fixed paraffin-embedded) tissue segment samples were examined for presence intracellul...

Background and purpose: Oral squamous cell carcinoma (OSCC) is the most common tumor of the head and neck. XRCC1 is a DNA repair gene and there are controversies about the association between XRCC1 gene polymorphism (RS1799782) in pathogenesis and susceptibility to OSCC. The purpose of this study was to investigate the association between XRCC1 (rs1799782) gene polymorphism and its dominant all...

Introduction: Eosinophils produce proteases that stimulate invasion in cancers. Due to the more malignant potential of oral squamous cell carcinoma (OSCC) compared to cutaneous squamous cell carcinoma (CSCC), the aim of the present study was to compare tissue eosinophilia between OSCC and CSCC samples to understand whether tissue eosinophilia play a role in different biological...

Journal: :journal of paramedical sciences 0
seyyed hossein tabatabai department of clinical and surgical pathology, shahid sadoughi university of medical sciences, yazd, iran minoo nabieyan department of clinical and surgical pathology, shahid sadoughi university of medical sciences, yazd, iran mohammad hasan sheikhha genetics department, research and clinical center for infertility, shahid sadoughi medical sciences university, yazd, iran. shokouh taghi poor zahir department of clinical and surgical pathology, shahid sadoughi university of medical sciences, yazd, iran sedigheh zarmehi department of clinical and surgical pathology, shahid sadoughi university of medical sciences, yazd, iran azadeh andisheh tadbir department of oral and maxillofacial pathology, school of dentistry, shiraz university of medical sciences, shiraz, iran

the aim of this study was to ascertain the prevalence of human papillomavirus (hpv) 16/18 in oral squamous cell carcinoma (oscc) and normal oral mucosa in iranian individuals with oscc and their association with various risk factors. the investigation followed a hospital-based case-control design. cases were individuals with diagnosed oscc, age- and sex-matched with controls. sixty-six paraffin...

Journal: :Head & neck 2015
Lin-Jun Shi Chen-Yang Zhang Zeng-Tong Zhou Jing-Yuan Ma Yang Liu Zhe-Xuan Bao Wei-Wen Jiang

BACKGROUND Oral squamous cell carcinoma (OSCC) is a common malignancy with poor prognosis. MicroRNAs (miRNAs) play an important role in cancer, but their role in OSCC is not clarified. METHODS We performed miRNA microarray, quantitative reverse transcription polymerase chain reaction (qRT-PCR), and fluorescence in situ hybridization (FISH) to examine miRNA expression in OSCC and paired adjace...

Introduction: Oral squamous cell carcinoma (OSCC) is one of the 10 most common malignant tumors and SCC accounts 94% of all oral malignancies. Mast cells are regarded as complex and multifunctional cells, playing a significant role in immunopathology . The aim of this study is to evaluate the number of mast cells in tissue sections of oral squamous cell carcinoma (OSCC) in comparison with norma...

Background:Oral lichen planus (OLP) is considered as a potentially malignant disorder and vascular endothelial growth factor (VEGF) may play a key role in cancer development. The aim of this study was to compare serum and saliva VEGF among patients with OLP, oral squamous cell carcinoma (OSCC) and a healthy control group. Methods:A cross sectional study was pe...

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