the radiation-induced bystander effect is the phenomenon which non-irradiated cells exhibit effects along with their different levels as a result of signals received from nearby irradiated cells. responses of non-irradiated cells may include changes in process of translation, gene expression, cell proliferation, apoptosis and cells death. these changes are confirmed by results of some in-vivo s...

hepatitis c virus (hcv) has infected 3% of the population worldwide and 20% of the population in egypt. hcv infection can lead to hepatocellular carcinoma and death. the presently available treatment with interferon plus ribavirin, has limited benefits due to adverse side effects. seaweeds have become a major source of new compounds to treat viral diseases. this work aimed to study the effect o...

purpose: to evaluate densitometry of crystalline lens after cxl procedure in keratoconic patients. methods: in a quasi-experimental study three-dimensional lens densitometry was performed by pentacam scheimpflug camera at base line and 6 months later. subject group contained patients with diagnosed progressive keratoconus who underwent cxl surgery (n = 40). control group contained aged-matched ...

objectives: eriobotrya japonica belongs to the rosaceae. studies have shown that the flowers of this plant are rich in phenolic and flavonoid compounds. accorrdingly, the evaluation of antioxidative effects of eriobotrya japonica flower extract (ejfe) have been performed in vitro. material and methods: in this study, to investigate the influences of components of ejfe on its antioxidative activ...

objective(s): carthamus tinctorius l. (ct) or saffloweris widely used in traditional chinese medicine. this study investigated the effects of ct extract (cte) on ischemia–reperfusion (i/r) brain injury and elucidated the underlying mechanism. materials and methods: the i/r model was conducted by occlusion of both common carotid arteries and right middle cerebral artery for 90 min followed by 24...

background: overexpression of lectin-like low density lipoprotein (lox-1) receptor plays an important role in hyperglycemia-induced vascular complications such as atherosclerosis. based on the beneficial effects of exercise on preventing cardiovascular complications of diabetes, we aimed to examine the protective effects of aerobic exercise on expression of lox-1 receptor and production of free...

Introduction: Antioxidants are essential elements in reducing the harmful effects of free radicals. The aim of this study was to compare the serum levels of total antioxidant before and after adenotonsillectomy procedure.   Materials and Methods: This study was conducted on 41 children with the age range 3-12 who underwent adenotonsillectomy. The total l...