background: due to the increasing pollution of water resources, this study was carried out for evaluation of water quality pollution indices for monitoring of heavy metals (as, zn, pb and cu) contamination in ghahavand plain, hamadan province, western iran during spring and summer 2012. methods: totally, 20 ground water wells were chosen randomly. the samples were filtered (0.45 μm) and maintai...

this study was performed to explore the presence of heavy metals in some popular herbal medicines of the iranian market. primarily, this study was planned to do the task by the usp method. in the second step, those plants which contained more than 10 ppm of total heavy metals were analyzed by atomic absorption method. in this study, 43 popular herbal medicines were investigated according to the...

background: suicide is a problem worldwide and occupation is an important risk factor. in the last decade, 55 200 deaths in the us were attributed to occupational risk factors. objective: to determine if toxic metal exposure was associated with suicide risk among paducah gaseous diffusion plant (pgdp) workers. methods: we assembled a cohort of 6820 nuclear industry workers employed from 1952 to...

diabetes mellitus (dm) is a metabolic disorder resulting from a defect in insulin secretion, insulin action or both. despite the fact that it has a worldwide high prevalence, morbidity and mortality, it is regarded as a non–curable but controllable disease. in addition to different synthetic drugs, plant remedies and dietary traditions play an effective role in treatment. teucrium polium l. is ...

septic arthritis with polyarticular presentation is an uncommon clinical entity. a case of complicated staphylococcal infection with purulent and reactive polyarthritis, osteomyelitis, cutaneous and pleuropericardial involvement as well as transient blindness is presented here.

toxic shock syndrome in children following infection with influenza is a very rare syndrome. if it is not diagnosed quickly, it may cause significant morbidity and mortality. for diagnosis of toxic shock syndrome, clinical and laboratory criteria are used. our patient is a 3.5-year old boy who admitted to the hospital with high fever, weakness, toxicity, hypotension and skin rash due to influen...

toxic optic neuropathy (ton) is a group of medical disorders which can be defined by visual impairment due to optic nerve damage by a toxin. the exposure to a toxic substance can occur at the workplace, with ingestion of materials/ foods containing a toxin, or the use of systemic medications. ton is a disease entity which is not only under-diagnosed, but also often diagnosed at a stage when rec...

conclusions the nps-induced ots may increase the pro-inflammatory responses. on the other hand, administration of antioxidants such as nac and vitamin c and e prior to exposure to metal nps significantly decreases ots conditions. evidence acquisition here, a nanotechnology approach is evaluated using nps in human neuronal protection against ots. it may be wide therapeutic applications in the ca...