background many efforts have been made by researchers to find new antibiotics which are clinically useful against bacteria and drug resistant microorganisms. objectives we aimed to evaluate the antimicrobial effects of hydroalcoholic extracts of leaves and seeds of the portulaca oleracea plant in traditional medicine of sistan region, southeast of iran. materials and methods in this cross-secti...

conclusions decreasing barriers to physical activity among the elderly causes physical activities to increase; therefore, energy expenditure is increased. decreasing social and environmental problems for the elderly is effective in increasing physical activity and energy expenditure. results the average age among the study population was 67.6 ± 6.8 years median, and the interquartile range (iqr...

background: telomerase activity increases in cancer cells. bcl-2 is an antiapoptotic factor that its concentration grows in many cancer cells including hepatocellular carcinoma cells. in this study, an attempt was made to investigate the effects of a new synthetic compound, platinum azidothymidine (pt-azt) on treatment of rats with hepatocellular carcinoma (hcc) and to compare its effects with ...

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effects of yeast extract (ye) (0, 0.05, 0.1, 0.2, 0.5 and 1%) were investigated on rosmarinic acid (ra) accumulation and tyrosine aminotransferase (tat) gene expression in melissa officinalis seedlings at different time intervals (4 and 17 hours). based on the results, only ye concentrations of 0.05%, 0.1%, and 0.2%, for the 17-hour treatment, significantly stimulated ra biosynthesis pathway. a...

in this study, the milk-derived galactooligosaccharides (gos) were produced by lactobacillus delbrueckii subsp. bulgaricus and refined by an ultrafiltration-nanofiltration continuous membrane. by further investigation, we found that the gos product purified by gel permeation chromatography mainly contained low molecular weight disaccharide and trisaccharide, that is, 4-β-galactobiose and tri-ga...

this paper presents four cases of abnormal soft tissue activity in the bone scan of patients with different lesions (lung inflammatory pseudotumor, pulmonary fibrosis, pulmonary metastatic osteosarcoma and metastatic hepatic carcinoma of colon).

forty ewes (3-6 years of age, average weight 41.2 kg)were randomly chosen from the flock of the sheep experiment station of tripoli university. ewes were divided into two groups, control group (c) received untreated barley straw and treatment group (t) received barley straw treated with 10% urea solution applied as 40% (v/w). barley straw was sprayed with molasses when fed to animals. both grou...

conclusions planning health education interventions for employees through effective approaches seems necessary. background a healthy lifestyle is a valuable source to reduce the prevalence of health problems, and promoteehealth. objectives the current study aimed to evaluate the lifestyle and obesity status of hamadan public employees and their status based on the trans-theoretical model (ttm)....

introduction: increased levels of certain markers like fibrinogen and homocysteine are independently associated with an increased risk of cardiovascular diseases. considering the numerous favorable effects of healthful nutrition and physical activity on reducing the risk of atherosclerosis, in this study we intend to take into account fasting and physical activity during the month of ramadan an...