نتایج جستجو برای: colorectal cancer crc
تعداد نتایج: 928328 فیلتر نتایج به سال:
Background & Aim : One of the important DNA repair systems is Mismatch Repair (MMR). Mutation in this system can cause different types of cancer. Exonuclease1 (Exo1) is the only exonuclease involved in the human MMR system. Since Exo1 plays a distinctive role in the MMR system, this gene has gained a great intrest as a potential risk factor in Colorectal Cancer (CRC). Single nucleotide poly...
frequency of all types of colorectal tumors in the patients referred to selected hospitals in tehran
background colorectal cancer (crc) is one of the most common cancers worldwide which is not extensively researched in iran. objectives the present study aims to investigate the epidemiologic characteristics of crc in patients referred to selected hospitals of tehran university of medical sciences. patients and methods in this descriptive-analytic study 218 patients with colorectal cancer were i...
Colorectal cancer (CRC) is amongst the most widespread cancers and is a most common cause of cancer associated mortality universally. Since previous decades, it has been cleared that CRC develops owing to the buildup of a series of genetic and epigenetic changes in the normal colonic epithelium. Regardless of the current development in surgery and therapies, overall survival of end stage CRC pa...
Background: Colorectal cancer (CRC) is considered the fourth type of cancer that causes death in the world. Changes in levels of Zinc (Zn), Copper (Cu), and Selenium (Se) as well as low glutathione peroxidase (GPx) activity can lead to CRC and this study was aimed to evaluate their possible use as diagnostic markers. Methods: CRC patients (n=90) were divided into three groups; newly diagnosed,...
Background: Survival of Colorectal cancer (CRC) patients is considerably stage-dependent therefore, early diagnosis is a pivotal factor in decreasing mortality and morbidity associated with this cancer. GM-CSF and IL-7 are reported to increase in different cancers and we aim to investigate the pre-treatment serum levels of GM-CSF and IL-7 in Iranian patients with colorectal cancer. Methods: ...
G9a, a histone methyltransferase, is aberrantly expressed in some human tumor types. By comparing 182 paired colorectal cancer and peritumoral tissues, we found that G9a was highly expressed in colorectal cancer (CRC). Overexpression of G9a promoted CRC cells proliferation and colony formation, whereas knockdown of G9a inhibited CRC cells proliferation. Depletion of G9a increased the rate of ch...
بررسی تآثیر کورکومین بر بیان آکواپورین5 در سلول های سرطانی روده بزرگ انسان(ht-29) سرطان روده بزرگ جزو بیماری های خطرناک بوده و از نظر شیوع سومین سرطان شایع و دومین علت مرگ ومیر ناشی از سرطان در جهان محسوب می شود. خطرابتلا به این سرطان تحت تاثیر دو عامل محیطی وفاکتورهای ژنتیکی می باشد. آکواپورین ها، پروتئین های کانال آبی بوده که نقش مهمی را در انتقال آب در بافتهای اندوتلیالی و اپی تلیالی بر عهد...
objective: colorectal cancer (crc) is one of the most common and aggressive cancers worldwide. the majority of crc cases are sporadic that caused by somatic mutations. the adenomatous polyposis coli (apc; omim 611731) is a tumor suppressor gene of wnt pathway and is frequently mutated in crc cases. this study was designed to investigate the spectrum of apc gene mutations in iranian patients wit...
Background: Kirsten rat sarcoma (KRAS) gene is a target of genetic alterations which are diagnostic and prognostic biomarkers in patients with metastatic colorectal cancer who are treated with monoclonal anti-EGFR antibodies such as cetuximab and panitumumab. KRAS mutations are seen in 35-42% of patients with colorectal cancer. The high frequency of these mutations in colorectal cancer represen...
Background: Colorectal cancer (CRC) is one of the most common and age-related cancers worldwide. Objectives: The present study aimed to determine the recurrence, severity, distress, and clustering of symptoms in the elderly with colorectal cancer in the selected hospitals in Isfahan from 2018 to 2019. Methods: This descriptive-analytical study was conducted over a period of six months on 300 ...
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