Results 21 to 30 of about 26,684 (186)

Organochlorine residues in fishes collected from different water sources in El-Fayoum Governorate [PDF]

open access: yesJournal of Veterinary Medical Research, 2016
; "> A total of 120 fish samples were collected from different water sources in El FayoumGovernorate, (Bahr El Banat agricultural drainage, different fish farms and Al RayaanLake).
Fatma H.M. Ali   +3 more
doaj   +1 more source

The Synapse as a Central Target for Neurodevelopmental Susceptibility to Pesticides

open access: yesToxics, 2016
The developmental period of the nervous system is carefully orchestrated and highly vulnerable to alterations. One crucial factor of a properly-functioning nervous system is the synapse, as synaptic signaling is critical for the formation and maturation ...
Aimee Vester, W. Michael Caudle
doaj   +1 more source

Câmara de volatilização: uma alternativa para avaliação da eficiência de amostragem de α- e β-endossulfam em fase gasosa

open access: yesQuímica Nova, 2013
The efficiency of XAD®-2 resin in sampling the pesticides α and β-endosulfan from air contaminated in the laboratory was evaluated. Sampling efficiency ranged from 87 to 108% for α-endosulfan and from 71 to 84% for β-endosulfan with relative standard ...
João L. Freixo   +3 more
doaj   +1 more source

Organochlorine pesticides and birds

open access: yes, 2013
This is the second paper in a series to mark the research interests of former BB editor Stanley Cramp, and looks at the impact of pesticides on birds over the past 50 years or so.
Newton, I.
core   +3 more sources

High Density Supercritical Carbon Dioxide for the Extraction of Pesticide Residues in Onion with Multivariate Response Surface Methodology

open access: yesMolecules, 2020
The excessive use of pesticides is a serious health problem due to their toxicity and bioaccumulation through the food chain. Due to the complexity of foods, the analysis of pesticides is challenging often giving large matrix effects and co-extracted ...
Teshome Tolcha   +4 more
doaj   +1 more source

Resíduos de agrotóxicos em frutos de tomate Pesticide residues in tomato fruits

open access: yesPesquisa Agropecuária Brasileira, 1999
O uso intensivo de agrotóxicos em culturas de tomates tem causado preocupações quanto à provável contaminação do produto final. Este trabalho teve como objetivo monitorar, por dois anos consecutivos, em quatro propriedades de uma área altamente ...
Leslie Maria Segura Zavatti   +1 more
doaj   +1 more source

The Organochlorine Pesticide Residues of Mesona Chinensis Benth by Near Infrared (NIR) Spectroscopy and Chemometrics [PDF]

open access: yesE3S Web of Conferences, 2021
Pesticide residue is a major problem in food safety. It is particularly important to detect pesticides in fruits and vegetables quickly and effectively The near infrared spectroscopy (NIR) technique was explored as a technique to predict organochlorine ...
Wanqing Yao   +3 more
doaj   +1 more source

DDT and Its Metabolites in Two Marine Dried Fish Species From Bangladesh: Residue Levels, Distribution Patterns, and Health Risk Assessment. [PDF]

open access: yesFood Sci Nutr
A total of 96 dried fish samples of Harpadon nehereus and Trichiurus lepturus were analyzed by GC‐ECD to determine residues of 4,4′‐DDE, 4,4′‐DDD, and 4,4′‐DDT. The validated method showed satisfactory analytical sensitivity, with LODs of 0.30–0.39 μg/kg and LOQs of 0.92–1.18 μg/kg.
Ghosh OK   +7 more
europepmc   +2 more sources

DETECTION OF SOME PESTICIDES RESIDUES IN RAW MILK [PDF]

open access: yesAssiut Veterinary Medical Journal, 2017
Milk could be contaminated with pesticides from fodder, soil and ingestion of insecticides due to widespread application of pesticides in agriculture.
EL ASUOTY, M.S.   +3 more
doaj   +1 more source

Dynamic microwave-assisted extraction combined with liquid phase microextraction based on the solidification of a floating drop for the analysis of organochlorine pesticides in grains followed by GC

open access: yesFood Science and Human Wellness, 2021
A convenient, cost-effective and fast method using dynamic microwave-assisted extraction and liquid phase microextraction based on the solidification of a floating drop was proposed to analyze organochlorine pesticides in grains including rice, maize and
Guijie Li   +7 more
doaj   +1 more source

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