Results 1 to 10 of about 14,594 (220)

Exploring the mechanism of methyl parathion and its degradation product on depression through network toxicology and molecular docking [PDF]

open access: yesScientific Reports
Methyl parathion and its degradation product p-nitrophenol have become important environmental problems due to their high toxicity and persistence. In this study, the toxicological mechanism of methyl parathion and p-nitrophenol exposure increasing the ...
Min Cao   +4 more
doaj   +2 more sources

Metabolic Engineering of Escherichia coli for Methyl Parathion Degradation [PDF]

open access: yesFrontiers in Microbiology, 2022
Organophosphate compounds are widely used in pesticides to control weeds, crop diseases, and insect pests. Unfortunately, these synthetic compounds are hazardous and toxic to all types of living organisms.
Jing Xu   +7 more
doaj   +2 more sources

Easy-to-use and reliable absorbance-based MPH-GST biosensor for the detection of methyl parathion pesticide [PDF]

open access: yesBiotechnology Reports, 2020
Due to high contamination of organophosphate (OP) insecticides in agricultural products and the environment, efficient and convenient devices for their monitoring are necessary.
Witsanu Senbua   +2 more
doaj   +2 more sources

Rapid enrichment and SERS detection of fenitrothion and methyl parathion in vegetable and fruit juices using a dual-functionalized microneedle [PDF]

open access: yesCurrent Research in Food Science
Fenitrothion and methyl parathion residues pose significant public health risks. Efficiently extracting and real-time detecting pesticide residues in complex matrices remains challenging.
Mengping Zhang   +8 more
doaj   +2 more sources

Cu2O nanoparticles for the degradation of methyl parathion [PDF]

open access: yesBeilstein Journal of Nanotechnology, 2020
Methyl parathion (MP) is one of the most neurotoxic pesticides. An inexpensive and reliable one-step degradation method of MP was achieved through an aqueous suspension of copper(I) oxide nanoparticles (NPs). Three different NPs sizes (16, 29 and 45 nm),
Juan Rizo   +3 more
doaj   +2 more sources

Improving Catalytic Activity and Thermal Stability of Methyl-Parathion Hydrolase for Degrading the Pesticide of Methyl-Parathion

open access: yesInternational Journal of Chemical Engineering, 2022
Pesticides are indispensable in today’s agriculture. Methyl-parathion hydrolase (MPH, E.C.3.1.8.1) could hydrolyze organophosphorus pesticides, including methyl-parathion.
Cheng Shi, Song Liu, Guocheng Du
doaj   +2 more sources

Chemodynamics of methyl parathion and ethyl parathion: adsorption models for sustainable agriculture. [PDF]

open access: yesBiomed Res Int, 2014
The toxicity of organophosphate insecticides for nontarget organism has been the subject of extensive research for sustainable agriculture. Pakistan has banned the use of methyl/ethyl parathions, but they are still illegally used. The present study is an attempt to estimate the residual concentration and to suggest remedial solution of adsorption by ...
Tabassum N   +3 more
europepmc   +4 more sources

Residue analysis and security judgement of parathion-methyl and parathion residues in tea

open access: yesShipin yu jixie, 2023
Objective: To detect the level of parathion-methyl and parathion residues in different types of tea by high pressure liquid chromatography coupled with matrix solid phase dispersion. Methods: Before determined by high pressure liquid chromatography (HPLC)
CHEN Yantong, LI Jie, LI Huan, TAN Jun
doaj   +1 more source

Toxicity of sodium chloride and methyl parathion on the macrophyte Lemna minor (Linnaeus, 1753) with respect to frond number and chlorophyll [PDF]

open access: yesBiotemas, 2009
Duckweed, Lemna minor L., is a suitable plant model for toxicity evaluation of many contaminants due to its small size and rapid growth. Methyl parathion is a toxic compound which is utilized to eliminate aquatic insect larvae, among other purposes.
Erlei Cassiano Keppeler
doaj   +3 more sources

A typical enzyme activity for glutathione conjugation indicates exposure of pacu to pollutants

open access: yesNeotropical Ichthyology, 2022
Functional enzyme assays to detect sublethal poisoning of Neotropical fish are paramount. Accordingly, we assayed a glutathione S-transferase (GST) activity in liver and kidney cytosols from Piaractus mesopotamicus injected with methyl parathion or benzo[
Frederico F. Bastos   +4 more
doaj   +1 more source

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