نتایج جستجو برای: 1022571 the pesticides
تعداد نتایج: 16056393 فیلتر نتایج به سال:
Background: Food safety has a direct impact on human health and as such is a growing concern worldwide. Presence of harmful pesticide residue in food is a serious cause for concern among consumers so it is important to monitor levels of pesticides in foods. The aim of this study was simultaneous determination of amounts of 58 pesticides in 40 wheat flour samples collected from the Tehran market...
In communities which consume rice as main food, importance of risk assessment forcontaminants is always taken into consideration by health authorities. The present study isan attempt for monitoring of 56 pesticides from different chemical groups in rice samplescollected from local markets in Tehran and estimation of daily intake of interested pesticidesthrough this monitoring. A valid method ba...
exposure to pesticides could be one of the contributing cause to the falling sperm counts and rising levels of male infertility. adverse effects of pesticides in the environment first received widespread attention in the 1960s. however, only recently it has been postulated that long term, low exposure of these chemicals are increasingly linked to human health effects such as immuno-suppression,...
Background: Noticeable amounts of pesticides are used in developing countries each year. However excessive application of these chemicals in the past few decades has breaded serious problems to both animals and humans. Although most studies have targeted acute poisoning, in the present study chronic poisoning as a new and important health problem has been studied due to application and s...
In current study, the effects of Iranian rice cooking method (Kateh) on residue levels of 41 pesticides were investigated. The pesticides were selected according to Iranian National Standards Organization (INSO) regulations and covered 18 permitted and 23 banned pesticides belonging to different chemical classes such as organophosphate, triazole, and carbamate. A 250 g portion of rice sample wa...
For the first time, a multi-residue methodfor simultaneous determination of 41LC-amenable pesticides in rice, belonging to different chemical classes has been developed in Iran by LC-MS/MS. The pesticides were analyzed simultaneously in a single run using positive electrospray ionization with multiple reaction monitoring (MRM) after extraction with slightly modified QuEChERS method. The calibra...
background: the presence of organochlorine pesticides in the environment is a serious threat to human health and requires continuous monitoring. therefore, in the present systematic review, the residual amount of different organochlorine pesticides in human samples has been investigated. methods: all accessible databases in english and farsi were searched by using organochlorine and related p...
the aim of this study was to compare the quality of life, depression, anxiety and stress in farmers exposed to organophosphate pesticides with those in a control group. this cross-sectional study was conducted on 67 farmers of gheinarje village in arak, central iran in 2012. the case group included 35 farmers exposed to organophosphate pesticides, the control group consisted of 32 subjects who ...
zebra fish were exposed to environmentally relevant concentration of pesticides and metals fora period of 14 days. the individual and the combined toxicity of pesticides and metals were studied. damage caused to the dna and induction of mutation in the gadd45β gene was investigated in this study. the present investigation revealed that exposure of zebra fish to pesticides and metals induced dna...
abstract pesticides, despite their known toxicity, are widely used in developing counties. evaluating the patterns of their use would be interesting to assess the appropriateness of adequate intervention. in this study, the attitudes associated with pesticides use and exposure were evaluated among greenhouse workers, in fars province. a standardized quastionnaire was completed by 91 greenhouse ...
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