نتایج جستجو برای: human cancer

تعداد نتایج: 2396665  

Background: Streptomyces is one of the most important prokaryotic microorganisms, and their secondary metabolites have high antimicrobial and cytotoxic properties. Three-quarters of the antibiotics known to be produced by these bacteria. As a result, finding new effective compounds from these microorganisms can be a way to treat cancer. The aim of this study was to isolate and screen halophilic...

  Objective(s): Chalcones and their rigid analogues represent an important class of small molecules having anticancer activities. Therefore, in this study the synthesis and cytotoxic activity of new 3-benzylidenchroman-4-ones were described as rigid chalcone analogues.   Materials and Methods: The reaction of resorcinol with 3-chloropropionic acid in the presence of CF3SO3H was a...

Journal: :journal of sciences, islamic republic of iran 2009
v. kumar

cancer is not just one disease, but a large group of almost one hundred diseases. its two main characteristics are uncontrolled growth of the cells in the human body and the ability of these cells to migrate from the original site and spread to distant sites. if the spread is not controlled, cancer can result in death. there has been continuous progress in the development of therapy for cancer....

Journal: :jundishapur journal of microbiology 0
fatemeh daneshvar molecular and cell biology research centre, faculty of medicine, mazandaran university of medical sciences, sari, iran mohammadreza haghshenas molecular and cell biology research centre, faculty of medicine, mazandaran university of medical sciences, sari, iran; associate professor of virology, molecular and cell biology research center, faculty of medicine, mazandaran university of medical sciences, sari, iran fereshteh majleci faculty of health, tehran university of medical sciences, tehran, iran abbas rahimi faculty of health, tehran university of medical sciences, tehran, iran

conclusions cervical cancer screening, comprising of both pap test and hpv testing, is an essential part of the routine health care for women as it can facilitate the detection of abnormal cervical cells. hpv infection can produce abnormal pap test results; also, certain types of hpv are associated with cancer. therefore, it is important to diagnose abnormal cervical tissues before the developm...

Journal: :iranian journal of nuclear medicine 2008
mostafa gandomkar reza najafi mohammad mazidi mostafa goudarzi seyed esmaeil sadat ebrahimi

introduction: over expression of selected peptide receptors in human tumors has been shown to represent clinically relevant targets for cancer diagnosis and therapy. the aim of this work was to investigate neuropeptide y (npy) as a new radiopharmaceutical for diagnosis of breast cancer. methods: a neuropeptide y analogues with y1 receptor preference and agonistic properties was synthesized by s...

Journal: :iranian red crescent medical journal 0
mehdi dianatpour department of medical genetics, school of medicine, tehran university of medical sciences, iran +98-2188953005, [email protected] parvin mehdipour department of medical genetics, school of medicine, tehran university of medical sciences, iran +98-2188953005, [email protected] karim nayernia institute of human genetics, north east england, stem cell institute, international center for life, newcastle university, uk maryam-beigom mobasheri department of medical genetics, school of medicine, tehran university of medical sciences, iran +98-2188953005, [email protected] soudeh ghafouri-fard department of medical genetics, school of medicine, shahid beheshti university of medical sciences, iran shahram savad department of medical genetics, school of medicine, tehran university of medical sciences, iran +98-2188953005, [email protected]

background breast cancer is the most common malignancy in women around the world so finding new biomarkers for early detection and also study on molecular aspects of breast cancer is valuable. cancer testis genes are a group of genes expressed solely in testis and in a range of human malignancies. objectives in this study we determined the expression of cancer testis genes tsga10, tex101 and od...

In vitro studies on cancer cell lines still constitutes a major part of cancer research. It is very important that the researchers consider the importance of basic conditions of working with different cell lines. To the best of authors knowledge, this study is the first one to report the effect of seeding density on the growth curve of three human cancer cell lines. These cell lines include hum...

During the last two decays the tremendous success in molecular biology and genetics which has surprised the entire world. So that today the sequencing of whole genome has been possible for each human individual to estimate its being affected with cardiovascular and cancer diseases. However, these achievements have some important limitations and deep ethical issues which might be ignored. Geneti...

A new series of 1,2-diaryl-4,5,6,7-tetrahydro-1H-benzo[d]imidazoles, possessing trimethoxy phenyl pharmacophore, were synthesized to evaluate their biological activities as tubulin inhibitors. Cytotoxic activity of the synthesized compounds 7a-f was assessed against several human cancer cell lines, including MCF-7 (breast cancer cell), HEPG2 (liver hepatocellular cells), A549 (adenocarcinomic h...

Despite the major advances in conventional forms of treatment (i.e. surgical techniques, radiotherapy and chemotherapy) and improved survival rates, cancer is still the second leading cause of death in developing countries. One major limitation of cytotoxic drugs and radiation in the treatment of cancer patients is their inability to discriminate between malignant and normal tissues. This in tu...

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