نتایج جستجو برای: pesticides

تعداد نتایج: 19559  

Gholamreza Jahed Khaniki, Maryam Amir Ahmadi Mohammad Rezaei Nabi Shariatifar, Shahram Shoeibi,

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...

  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 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...

2006
Rudolph P. Rull Beate Ritz Gary M. Shaw

Residential proximity to applications of agricultural pesticides may be an important source of exposure to agents that have been classified as developmental toxins. Data on two case-control study populations of infants with neural tube defects (NTDs) and nonmalformed controls delivered in California between 1987 and 1991 were pooled to investigate whether maternal residential proximity to appli...

2013
Gladis Magnarelli Teresa Fonovich

Phosphosites in the human proteome represent an excellent source of potential biomarkers of pesticide toxicity. In fact, experimental animal models as well as in vitro studies have revealed phosphorylation disruption associated to metabolic regulation, hormone signaling, neuronal function and differentiation, cell survival and death. Due to their estrogen-mimicking ability, pesticides are consi...

2012
M. Kazemi A. M. Tahmasbi R. Valizadeh A. A. Naserian A. Soni

Pesticides are chemicals to control a variety of pests that can damage crops and livestock and reduce farm productivity. Organophosphate (OP) compounds are a group of pesticides that includes some of the most toxic chemicals used in agriculture. OP toxicity is due to the ability of these compounds to inhibit an enzyme, acetyl cholinesterase at cholinergic junctions of the nervous system. This r...

Journal: :Environmental monitoring and assessment 2014
Randy Segawa Johanna Levine Rosemary Neal Madeline Brattesani

The CA Department of Pesticide Regulation (CDPR) developed methods to select pesticides and a community to fulfill criteria for an ambient air monitoring study it conducted as part of the CA Environmental Protection Agency's Environmental Justice Action Plan. Using a scoring system, CDPR evaluated 100 pesticides based on statewide-reported pesticide use, volatility, and priority in CDPR's risk ...

2012
C. Pirard

Several Belgian beekeepers were asked to shut down their hives due to withering of the hive. The cause of the withering was unknown. A multi-factoral study was initiated, which included a multi-class pesticide residue study from honey, to determine if pesticides were the cause of the decline. The extensive distribution of pesticides causes bees that have been fed on contaminated blossoms to tra...

Journal: :The European respiratory journal 2003
P R Salameh I Baldi P Brochard C Raherison B Abi Saleh R Salamon

In Lebanon, childhood asthma is an important disease and pesticides are commonly used. The objective of this study was to evaluate whether exposure to pesticides has chronic effects on the respiratory health of Lebanese children. A cross-sectional study was performed on children from a randomly selected sample of Lebanese public schools. Exposure to pesticides was evaluated by a standardised qu...

2015
Salma Shad Nadia Bashir

The lack of irrigation facilities and poor irrigation system and due to the deficiency of agricultural knowledge, farmers introduce new brands of pesticides for their better production. Unaware of all the facts and health hazards, aim of farmers is only better productivity. Many pesticides are used in the homes, industries, hospitals, for killing pests like mosquitoes, mites, cockroaches, ants,...

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