نتایج جستجو برای: biological cell

تعداد نتایج: 2040690  

F Yousefi M Eghlidospour, SAR Mortazavi SMJ Mortazavi,

Mobile phone use and wireless communication technology have grown explosively over the past decades. This rapid growth has caused widespread global concern about the potential detrimental effects of this technology on human health. Stem cells generate specialized cell types of the tissue in which they reside through normal differentiation pathways. Considering the undeniable importance of stem ...

Journal: :iranian journal of medical sciences 0
shagufta t. mufti department of anatomic pathology, faculty of medicine, king abdulaziz university, jeddah, saudi arabia hiba hassan ali department of anatomic pathology, faculty of medicine, king abdulaziz university, jeddah, saudi arabia

primary clear cell adenocarcinomas most commonly involve the genitourinary system, including the vagina. previously, primary clear cell adenocarcinomas of the vagina have been discussed within the context of prenatal exposure to diethylstilbestrol. due to its widely proven role in the development of this carcinoma, administration of diethylstilbestrol is prohibited. we present two cases of non-...

Journal: :iranian journal of cancer prevention 0
hanieh khatib mostafa rezaei-tavirani saeed heidari keshel mona zamanian azodi roghiyeh omidi mohsen biglarian

abstract background: gastric cancer is a life threatening disease. recent studies have shown that rosa damascene possesses noticeable biological effects on the human body. this study, investigates the anticancer effect of rosa damascena on gastric cancer cell line mkn45. methods: microscopic studies and mtt assay were used to examine morphological alteration, and cell survival of the cancer cel...

Journal: :Journal of the agricultural chemical society of Japan 1993

ژورنال: سلامت و محیط زیست 2010
بیرانوند, فاطمه, رضایی, عباس, گودینی, حاتم,

Backgrounds and Objectives: Nitrate is a water contaminant that can cause health problems in human and animals, in addition to eutrophication of the water body. So, Nitrate-contaminated water may be treated by treatment systems. In this study, hydrogenotrophic denitrification using hydrogen produced by Fe0 as an electron donor to nitrate removal was evaluated to assess the feasibility of employ...

Journal: :reports of biochemistry and molecular biology 0
motahare-sadat hosseini polymer engineering and color technology department (center of excellence), amirkabir university of technology, tehran, iran ali asghar katbab tel: +98 2164542433; fax: +98 2164542433

background: one area of nanoscience deals with nanoscopic interactions between nanostructured materials and biological systems. to elucidate the effects of the substrate surface morphology and viscoelasticity on cell proliferation, fractal analysis was performed on endothelial cells cultured on nanocomposite samples based on silicone rubber (sr) and various concentrations of organomodified nano...

Journal: :modares journal of medical sciences: pathobiology 2009
amir sabet sarvestani parviz abdolmaleki seyed javad mowla faezeh ghanati zeinab tavassoli

objective: the environmental exposure to magnetic fields (mfs) may interact with biological systems. mfs are generated from various sources such as power lines, electric appliances at homes and offices, electrified transportation systems including urban railway systems and diagnostic devices such as magnetic resonance imaging (mri). there are some scientific evidences that imply the exposure to...

Ali Asghar Katbab, Motahare-Sadat Hosseini,

Background: One area of nanoscience deals with nanoscopic interactions between nanostructured materials and biological systems. To elucidate the effects of the substrate surface morphology and viscoelasticity on cell proliferation, fractal analysis was performed on endothelial cells cultured on nanocomposite samples based on silicone rubber (SR) and various concentrations of organomodified nano...

DNA intercalators belong to aromatic heterocyclic compounds interacting reversibly with DNA. These compounds have been used extremely as cytotoxic agents against cancer. In this study, the synthesis and biological activity of some novel derivatives of cyclopenta [b] quinoline-1, 8-dione as new intercalating agent were investigated. Twenty novel derivatives of cyclopenta [b] quinoline-1, 8-dione...

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