نتایج جستجو برای: human cancer
تعداد نتایج: 2396665 فیلتر نتایج به سال:
در این مطالعه به مقایسه اثر ضد جهشی - ضد سرطانی شیر مادر و شیر خشک در سال 88 لغایت 89 پرداختیم. مواد و روش ها: این تحقیق بصورت تجربی (experimental) و in vitro انجام شده است. در آزمون ames از باکتری سالمونلاتیفی موریوم ta 100 استفاده شد که ژن his آن جهتش یافته می باشد. برای هر تیمار 3 تکرار در نظر گرفته شد در این آزمون پس از گذشته 48 ساعت انکوباسیون 37 درجه سانتی گراد کلنی ها برگشتی بر پلیت های ...
human papilloma virus (hpv) is considered as the main sexually transmitted etiological agent for the cause and progression of preneoplastic cervical lesions to cervical cancer. this study is discussing the prevalence of hpv and its genotypes in cervical lesions and invasive cervical cancer tissues and their association with various risk factors in women from varanasi and its adjoining areas in ...
abstract background: cancers are the second most common cause of non-accidental deaths in iran, after cardiovascular mortality. although most cases of esophageal squamous cell carcinoma (escc) in the usa and western populations have been attributed to high levels of exposure to tobacco and alcohol, but in iranian populations the other risk factors especially infectious agents have been postulat...
two set of 2-aryl-5,6-dihydropyrrolo[2,1-a] isoquinolines were designed and synthesized to evaluate their biological activities as topoisomerase inhibitors. cytotoxic activity of the synthesized compounds 4a-e and 7a-d was assessed against several human cancer cell lines, including mcf-7 (breast cancer cell), hepg2 (liver hepatocellular cells), a549 (adenocarcinomic human alveolar basal epithel...
Marine environment has unique diversity. More than half of biodiversity lives at sea and oceans. Promotion of science and technology led to the future accession to marine species and study them and finally using marine product in human life. Using marine product for treatment of human malady is one of the most attractive applications of this component. Since cancer is the second mortality agent...
Background: It seems that Vinca. herbacea has an anti-tumor effect. Here, the immunotherapeutic effect of this compound is assessed against human ovarian cancer (SKOV3) cells because of the high incidence of this tumor in women. Materials and Methods: The cytotoxic activity of V. herbacea extract against human ovarian cancer (SKOV3) cells was determined by MTT assay. The apoptosis-inducing pote...
the rate of cervical cancer in asians is deferent, based on the risk factors affecting and the rate of papiloma virus infection among females. cervical cancer is one of the important cancers between iranian women. in the present study the rate of cervical neoplasia was detected in isfahan and some risk factors affecting the incidence of cervical cancer was analyzed. the human papiloma virus inf...
ovarian cancer is the most lethal gynecological cancer in which cisplatin-based treatment plays fundamental role as the first line chemotherapy option. however, development of platinum-resistance is a critical and poorly understood problem in ovarian cancer treatment. although in vitro generation of platinum-resistant ovarian cancer cell lines is a long established approach to uncover the molec...
Background and objectives: Modeling cancer in vivo is a very important tool to investigate cancer pathogenesis and molecular mechanisms involved in cancer progression. Laboratory mice are the most common animal used for rebuilding human cancer in vivo. Cancer stem cells (CSCs) are the main reason of failure in cancer therapy because of tumor relapse and metastasis. Isolation of cancer stem cell...
Background and Aims: Ovarian cancer is one of most common causes of cancer related women's mortalities. Human papilloma virus is a known factor concerning cervical cancer but its role in causing ovarian cancer is not yet verified. A few studies also identified HPV DNA in ovarian carcinoma tissues. However, some studies did not detect HPV DNA in ovarian carcinoma tissues. In this articl...
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