نتایج جستجو برای: organophosphate
تعداد نتایج: 3797 فیلتر نتایج به سال:
The Food Quality Protection Act of 1996 (FQPA) requires the EPA to consider "available information concerning the cumulative effects of such residues and other substances that have a common mechanism of toxicity ... in establishing, modifying, leaving in effect, or revoking a tolerance for a pesticide chemical residue." This directive raises a number of scientific questions to be answered befor...
b a ckground: the german cockroach, b lattella germanica is a major hygienic pest and mechanical vector for path- ogenic agents in hospitals and residential areas. the development of insecticide resistance is a serious problem in controlling of this pest. toxicity of four commonly used insecticides (permethrin, cypermethrin, malathion and chlorpyrifos) against two hospital- collected strains of...
background: reported cases of uncontrolled use of pesticides and its produced effects by direct or indirect exposition, represent a high risk for human health. therefore, in this paper, it is shown the results of the development and execution of an algorithm that predicts the possible effects in endocrine system in fisher 344 (f344) rats, occasioned by ingestion of malathion. methods: it was re...
This study aimed to determine the effect of black cumin extract (Nigella sativa) on histopathological liver and kidneys in albino rats exposed organophosphates. used 20 male mice divided into five treatment groups, i.e. (K-) without organophosphate cumin, (K+) induced by 40 mg/kg BW, group BW as therapy (P1 ) 200 (P2) 400 (P3) 600 BW. Organophosphate administration for eight weeks seed was give...
Introduction: Previous studies found that young children, pregnant women, and farmers are at risk of pesticide exposure. Organophosphate pesticides detected in children’s urine, but other types pesticides, their toxicity classification, level have not been identified. Hence, this study aims to identify levels possible causes health problems an agricultural area. Methods: The population the were...
BACKGROUND & OBJECTIVES The main cause of morbidity due to organophosphate poisoning is intermediate syndrome (Type II paralysis) that can occur 48-72 h after poisoning. Mechanisms that underlie the intermediate syndrome are not known. This study investigates the role of oxidative damage to muscles as a possible mechanism underlying the development of the intermediate syndrome. METHODS Ninete...
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