نتایج جستجو برای: p53 and ki67
تعداد نتایج: 16836534 فیلتر نتایج به سال:
Background :Cell proliferation is one of the most critical factors in metastasis and prognosis of the malignant tumors.Recent investigations show that the eosinophil granolosytes have an important role in developing of malignant tumors. The relation between cell proliferation and eosinophilic infiltration in oral squamous cell carcinoma (OSCS) with prognosis is unclear.The aim of this study w...
During recent years, there is an accumulating evidence that high grade ovarian carcinoma developed from the fallopian tube epithelial lesions. However, not yet completely understood and still represents subject of investigation. We investigated immunohistochemical phenotype matched tubes patients with different types malignancy grades carcinoma. Matched cancer were available in 260 cases, inclu...
چکیده سابقه و هدف: مننژیوم شایع ترین تومور سیستم عصبی مرکزی است و با توجه به اهمیت بیماری و گزارشی از همراه بودن آن با مارکرهای ki 67 و p 53 و گزارش تنها یک مورد از وضعیت آن در کشور و به منظور تعیین پروگنوز بهتر مننژیوم با استفاده از مارکرهای ki 67 و p53 این تحقیق روی مراجعین بیمارستان شهدای تجریش در سال های 1375 تا 1390 انجام شد. روش بررسی: تحقیق با روش مقطعی روی کلیه نمونه های با تشخیص قطعی م...
BACKGROUND Oral submucous fibrosis (OSF) is a chronic progressive disease of the oral cavity that is considered a common potentially malignant disorder in South Asia. Areca nut chewing is the main etiological factor, but its carcinogenic mechanism has yet to be proven. The purpose of this study was to identify the useful biomarkers in predicting high-risk patients with OSF. METHODS Thirty-six...
The normal mucosa-adenoma-carcinoma sequence in colon pathology provides an attractive model of tumor progression. The role of tumor suppressor genes, oncogenes, and proliferative markers in tumorogenesis has evolved considerably in the last decade. By immunohistochemistry means, we have studied p53, bcl-2, c-myc, p21-ras, ki67, and fatty acid synthase (a fatty-acid-synthesizing enzyme) in norm...
PURPOSE The purpose of this study was to determine the toxicities and characterize the pharmacokinetics of docetaxel and flavopiridol in patients with metastatic breast cancer. EXPERIMENTAL DESIGN Docetaxel was administered at an initial dose of 60 mg/m(2) followed in 24 hours by a 72-hour infusion of flavopiridol at 50 mg/m(2)/d every 3 weeks. Because dose-limiting myelosuppression occurred,...
BACKGROUND Flat urothelial lesions comprise a spectrum of morphologic changes ranging from reactive atypia to carcinoma in situ (CIS). Urothelial dysplasia and CIS are associated with the recurrence and progression of urothelial carcinoma. Distinguishing CIS and dysplasia from reactive atypia based on histolopathogical features alone is often difficult. Using different immunohistochemical marke...
INTRODUCTION Breast cancer (BC) is the most common cancer in women in Western countries, showing a bimodal age distribution with peaks at 50 and 70 years. Multiple factors are encountered in the etiology of BC, including hereditary and hormonal causes. A few viruses, including MMTV, EBV and HPV have been reported to be associated with BC. This group previously described the presence of the meas...
OBJECTIVE We investigated the expression of early and late phase BK virus (BKV) proteins and their interactions with host cell proteins in renal allografts, with ongoing polyomavirus associated nephropathy (PVAN), and correlated this with the nuclear and cell morphology. METHODS Frozen sections from three patients with renal allografts (two biopsies, one explant) with PVAN were analysed by in...
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