BACKGROUND African Trypanosomiasis is a neglected tropical disease with a large impact on the livelihood of the rural poor in Sub-Saharan Africa. The available drugs for managing this disease are old, expensive and are facing the problem of drug resistance. Thus, the aim of this study was to evaluate in vivo antitrypanosomal efficacy of aqueous and absolute methanol leaf extracts of Verbascum s...

in this paper, we introduce ergonomic system in assembly department of irankhodro as a case study, and then we measure its role in employees’ health and improving efficiency and productivity. to this end, we studied the effective factors including environmental, physical, safety, mental, psychological, and training. this research is descriptive – applicative in nature. data were collected throu...

objectives: the aim of this study was to translate the craig hospital inventory of environmental factors (chief) into persian language and to evaluate the validity and reliability of persian version of chief to use for children with cerebral palsy. methods: the chief was translated from english into persian based on the international quality of life assessment (iqola) approach. the persian vers...

the aim of this study is determining the prevalence of smoking stages in adolescents of tabriz city (northwest of iran) and identifying the personal, environmental, and psychological factors relating to cigarette smoking. fifty-seven high schools were randomly selected, and 4903 students were completed a self-administered questionnaire about cigarette smoking and the related risk factors. the a...

doping is the use of drug for the purpose of improving performance in general and sports performance in particular. rejection or acceptance of the use of banned substances by athletes is determined by internal factors that are subjective and external or social. against this background, the present study examined social risk factors as determinants of intention (temptation) to use banned substan...

infertility is believed to be part of the various medical problems that has increased up to 50% since 1955 in the world and 10-15% of couples are already suffering from it. development of industrialization and urbanization in human societies have dramatically changed the human life style and led gradually to the increase of various environmental risk factors. humans are exposed to polluted air,...

Depending on atmospheric and industrial pollution, heavy metals can accumulate in the soil affect ecosystem. Plants are important biological controllers of environmental pollution. Elemental analysis plants is among alternative effective methods used for ecological research. In this study, usability plant species such as Verbascum diversifolium Alcea calvertii, whose metal content was determine...

The attraction of the stink bug Euschistus conspersus Uhler to sources of the synthetic pheromone component methyl (2E,4Z)-decadienoate was investigated in a series of field experiments in native vegetation surrounding commercial apple orchards in Washington. In experiments with pheromone lures placed inside two different tube-type traps, stink bugs were attracted to the immediate area around t...