Background :Lead elements have an adverse effect on human health. The most important complications of lead poisoning are disorders of nervous system particularly seizure .This study aimed to evaluate the blood lead levels and its association with convulsion in a group of hospitalized febrile children.   Methods : In this analytic cross-sectional study, 60 hospitalized febrile children with 1-...

magnesium is an essential metal that has important roles in physiological function of the body organs. ethambutol is an oral antitubercular agent with chelating effects owing to its chemical structure. the aim of present study is to determine whether ethambutol usage can alter serum magnesium concentration in patients with pulmonary tuberculosis. sixty patients with diagnosis of pulmonary tuber...

the aim of this study was to assess the effects of eight weeks of continuous running trainingand four weeks of detraining on lipid peroxidation (mda) and anti-oxidative system response after an acute exercise session. for this purpose, 20 sedentary healthy males were randomly divided into two groups: experimental and control. at the beginning, before and after one acute exercise session, blood ...

BACKGROUND Results of arterial blood gas analysis can be biased by pre-analytical factors, such as time interval before analysis, temperature during storage and syringe type. OBJECTIVES To investigate the effects of samples storage temperature and time delay on blood gases, bicarbonate and PH results in human arterial blood samples. PATIENTS AND METHODS 2.5 mL arterial blood samples were dr...

the purpose of this study was to determine the effects of endurance training on inflammatory markers of cardiovascular diseases in old men. for this purpose, 20 male subjects voluntarily participated in this study. subjects were randomly assigned to two groups: endurance training (age=66.60+3.77 years, weight=76.20+4.07 kg, bmi=25.60+1.78 kg/m2, bf=24.65+2.88%) and control group (age=64.50+4.06...

background: the appendix is considered as part of the gut-associated lymphoid tissue; however, lymphocyte subsets in this tissue are not fully defined. objective: to investigate and compare the function and phenotype of lymphocyte subsets in peripheral blood and appendix of patients with normal and inflamed appendix tissues. methods: peripheral blood samples and appendiceal mononuclear cells we...

The aim of this study was to examine the effect of estrogen on fibrinogen clotting time in rabbit model experimentally. The study was performed on 14 white New Zealand race female prepubertary rabbits at two months old weighing meanly 1.4±0.3 kg. Blood samples was taken from ear veins of the rabbits and first fibrinogen clotting time levels were measured to obtain control values. Next day, fema...

Background & objectives: The number of waterpipe cafes has considerably grown in Tehran and other cities of Iran. This increase has occurred due to a wrong belief that the use of hookahs is harmless and relatively safe. So, the aim of current study is to investigate the nicotine concentration in the indoor air of the waterpipe and cigarette cafés as well as the biological concentration of nicot...

background: hypertension is one of the prevalent and dangerous complications of diabetes mellitus. as it is difficult to control hypertension, the necessity of using new techniques such as non-pharmaceutical methods and complementary therapy is doubled. this study aimed to determine the effect of aerobic exercise on the blood pressure of patients with type 2 diabetes. methods: this study was a ...