Results 61 to 70 of about 31,641 (262)

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   +1 more source

Growing Pears in Ohio [PDF]

open access: yes, 1957
PDF pages ...
Patterson, J. Vernon
core  

PON1 status does not influence cholinesterase activity in Egyptian agricultural workers exposed to chlorpyrifos. [PDF]

open access: yes, 2012
Animal studies have shown that paraoxonase 1 (PON1) genotype can influence susceptibility to the organophosphorus pesticide chlorpyrifos (CPF). However, Monte Carlo analysis suggests that PON1 genotype may not affect CPF-related toxicity at low exposure ...
Bonner, Matthew R   +6 more
core   +1 more source

Evaluation of the pollution pressures posed by groups of chemicals on British riverine invertebrate populations

open access: yesBiological Reviews, Volume 101, Issue 1, Page 106-127, February 2026.
ABSTRACT Globally, rivers receive a diverse range of chemicals, including metals, pesticides, persistent organic pollutants, petrochemicals, human and veterinary pharmaceuticals and personal care products. However, the extent to which these different chemical groups affect riverine invertebrate communities is not well defined.
Imogen P. Poyntz‐Wright   +2 more
wiley   +1 more source

Associations of Specific Pesticides and Incident Rheumatoid Arthritis Among Female Spouses in the Agricultural Health Study

open access: yesArthritis &Rheumatology, Volume 78, Issue 1, Page 49-58, January 2026.
Objectives Growing evidence suggests farming and agricultural pesticide use may be associated with rheumatoid arthritis (RA), but few studies have examined specific pesticides and RA among women living on farms, who may personally use pesticides or may be indirectly exposed.
Christine G. Parks   +7 more
wiley   +1 more source

Chronic effect due to changes in the contents of urea & creatinine in edible cat fish Channa punctatus (Bloch), under the stress of sub lethal concentration of methyl parathion – a pesticide

open access: yesEnvironment Conservation Journal, 2011
The chronic effect of methyl parathion on cat fish Channa punctatus was observed by comparing the amount of urea & creatinine in the bio chemical blood plasma profile of a control group & a group exposed to methyl parathion pesticide, in sub lethal ...
Rajeev Tyagi
doaj   +1 more source

Laser‐Induced Breakdown Spectroscopy (LIBS) for Rapid Food Safety Monitoring: Advancements, Applications, and Future Directions

open access: yesFood Safety and Health, Volume 4, Issue 1, Page 50-66, January 2026.
Laser‐induced breakdown spectroscopy (LIBS) emerges as a transformative tool for rapid, on‐site pesticide residue detection in food, offering real‐time screening with minimal sample preparation and eliminating solvent use. Although LIBS demonstrates detection limits (0.009–6.9 mg/kg) suitable for regulatory screening and aligns with green chemistry ...
Mohammad Mehdizadeh   +5 more
wiley   +1 more source

Acetylcholinesterase Biosensor for the Detection of Methyl Parathion at an Electrochemically Reduced Graphene Oxide- Nafion Modified Glassy Carbon Electrode

open access: yes, 2017
We report the fabrication of a methyl parathion (MP) biosensor based on acetyl cholinesterase (AChE) immobilized on reduced graphene oxide (ERGO)-Nafion (Nf) modified glassy carbon electrode. ERGO-Nf acts as a biocompatible immobilization matrix for AChE
Tharini Jeyapragasam   +3 more
semanticscholar   +1 more source

Applications of Chitosan, an Eco‐Friendly Biopolymer in Agricultural Systems, Herbal Products, and Functional Foods: A Review

open access: yesFood Science &Nutrition, Volume 14, Issue 1, January 2026.
Chitosan is highlighted for its industrial applications include food processing and preservation, pharmaceuticals, agriculture systems, and environmental protection. ABSTRACT Chitin, the natural biopolymer of the world next to cellulose, is a modified biodegradable polysaccharide.
Saeedeh Karimlar   +4 more
wiley   +1 more source

Development of a quantum dot-labelled biomimetic fluorescence immunoassay for the simultaneous determination of three organophosphorus pesticide residues in agricultural products

open access: yesFood and Agricultural Immunology, 2019
In this study, we used 2-(diethexyphosphoryl)acetic acid as a common template molecule and Fe3O4@SiO2 as support material to prepare a superparamagnetic core/shell molecular imprinting polymer (MIP), Fe3O4@SiO2@MIP, which has multiple recognition sites ...
Mingdi Jiang   +4 more
doaj   +1 more source

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