exposure to air pollutants, steel dust or other occupational and environmental hazards as oxidative stress have adverse effects on subway workers' health. oxidative stress generates an excessive amount of reactive oxygen species (ros) and oxygen free radicals during their work time in the tunnels. once dna is repaired, urinary 8-hydroxy-deoxyguanosine (8-ohdg) is excreted in the urine. therefor...

abstractthe occurrence of deoxynivalenol (don) in retail foods in tehran (iran) was determined using high-performance liquid chromatography technique and immunoaffinity column as the clean-up step. a method was validated for analysis of don in rice, bread, puffed corn snack and wheat flour. the average recoveries and precision (rsd) for don in different foods ranged 84.2-93.1% and 2.9-12.0%, re...

backgrounds and aims: aluminum and in particular its compounds make up a large proportion of the pollutants coming from the aluminum foundry. in several studies conducted on the harmful effects of aluminum in recent decades, it has been identified as a neurotoxic metal. chronic occupational exposure through inhalation of dust is a common problem in aluminum foundries. investigation of the expos...

background: the risk for transmission of blood-borne viruses (bbvs) such as human immunodeficiency virus (hiv), hepatitis b virus (hbv) and hepatitis c virus (hcv) due to occupational exposure is a major concern in the health care setting. m aterials and methods: this study among 337 health care workers (hcws) accidentally exposed to bbvs was carried out from january 2009 to march 2015. the dat...

background improper use of pesticides has become a serious in regard to human health in recent years. overlooking safety regulations, using pesticides creates many problems and health hazards for people. objectives this paper aimed to investigate the use of pesticides by pistachio farmers in kerman, iran. materials and methods this study was conducted in chatroud county, kerman province, iran. ...

There is now a substantial literature investigating virtual reality exposure therapy (VRET) as a viable treatment option for anxiety disorders. In this meta-analysis we provide effect size estimates for virtual reality treatment in comparison to in vivo exposure and control conditions (waitlist, attention control, etc.). A comprehensive search of the literature identified 13 studies (n=397) tha...

INTRODUCTION Women often develop malignant mesothelioma (MM) without occupational asbestos exposure. Northern Jutland has a high prevalence of MM due to previously high occupational exposures to asbestos. The aim of this study was to elucidate a possible domestic exposure to asbestos through first-degree relatives in women who develop MM. MATERIAL AND METHODS This was a retrospective study in...

Daily weather conditions for an entire city are usually represented by a single weather station, often located at a nearby airport. This resolution of atmospheric data fails to recognize the microscale climatic variability associated with land use decisions across and within urban neighborhoods. This study uses heat index, a measure of the combined effects of temperature and humidity, to assess...

background and objective: needle stick injuries (nsis) are a common potential risk for healthcare workers. the aim of this study was to evaluate preventive interventions against needle stick injury incidents among hcws.   methods: seven hospitals in the iranian chaharmahal-va-bakhtiari province were surveyed between march 2008 to march 2013. data of the needle stick injuries of healthcare worke...

the purpose of this study was to conduct a quantitative risk assessment for pah exposure forconsumers at a night market in taiwan. the major methods assessed potential risk under different exposure scenarios based on bap equivalent concentration (bapeq) and incremental lifetime cancer risk (ilcr) models. we performed experimental sampling at a night market from 27 october through 22 november 20...