Results 71 to 80 of about 5,226 (177)

Acetylcholine and acetylcholinesterase inhibitors detection using gold nanoparticles coupled with dynamic light scattering

open access: yesSensors International, 2020
A novel sensitive method for the detection of acetylcholinesterase inhibitors is presented by using unmodified gold nanoparticle coupled with dynamic light scattering (DLS).
Amal El Alami   +5 more
doaj   +1 more source

Interrelationship of serum paraoxonase activity and paraoxonase genetic variants on atherosclerosis risk [PDF]

open access: yes, 2000
La paraoxonasa (PON1) és una esterasa calciodepenent estretament associada a les lipoproteïnes d'alta densitat (HDL) que contenen apolipoproteïna AI, i s'ha descrit que dóna capacitat antioxidant a les HDL, amb la qual cosa disminueix l'acumulació dels ...
Elosua, Roberto   +3 more
core   +1 more source

Microdetermination of parathions by thermo- and ultra-violet decomposition products [PDF]

open access: yes, 1968
By means of the thin layer chromatography (TLC) a study was carried out on the decomposition of methyl parathion, ethyl parathion and sumithion when exposed to heat or ultra-violet irradiation. The results are briefly summarized as follows. 1. Parathions,
Doi, Yositaka   +4 more
core   +1 more source

The Application of Carbon Dots in Crops for Sustainable Agriculture

open access: yesChemistryEurope, Volume 4, Issue 2, February 2026.
Carbon dots serve as versatile nanoagents across the crop life cycle. They promote plant growth and photosynthesis, enhance resilience to biotic and abiotic stresses, aid in postharvest preservation, and enable sensitive detection of contaminants.
Xue Li   +4 more
wiley   +1 more source

Determination of the Inhibition and Recovery of the Plasma, Cerebral Cortex and Hippocampus Acetylcholinesterase Activity in Male Paraoxon-Treated Rats

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 2010
BACKGROUND AND OBJECTIVE: Organophosphorus (OP) compounds are highly toxic and are widely used as an insecticide in agriculture and domestic consumptions.
M Mohammadi,   +4 more
doaj  

Genomic and Phenotypic Alterations of the Neuronal-Like Cells Derived from Human Embryonal Carcinoma Stem Cells (NT2) Caused by Exposure to Organophosphorus Compounds Paraoxon and Mipafox [PDF]

open access: yes, 2012
Organophosphorus compounds (OPs) are pesticides of worldwide use due to the acute insecticidal effects mediated by the inhibition of esterases of the central nervous system (mainly acetylcholinesterase and neuropathy target esterase (NTE)).
COLLOTTA Angelo   +8 more
core   +1 more source

Yeast‐Based Biotechnology for Civilian Security

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 1, February 2026.
Yeasts constitute robust and versatile eukaryotic platforms for biotechnological applications relevant to civilian security. Both native and genetically engineered yeast systems enable sensitive detection of chemical and biological hazards, effective removal of metals and organic pollutants, and detoxification of mycotoxins.
Justyna Ruchała   +2 more
wiley   +1 more source

The effect of chronic consumption of paraoxon on basal and pentagastrin-stimulated gastric acid and pepsin secretion in rats

open access: yesThe Saudi Journal of Gastroenterology, 2007
Background/Aims: Paraoxon, an organophosphate metabolite of the insecticide parathion inhibits the enzyme, acetylcholinesterase (Achase). Organophosphates affect the heart, visual system, nervous system and muscles. In this present study, we investigate
Rafsanjani Fatemeh   +4 more
doaj  

The Neuroprotective Effect of Cannabinoid Receptor Agonist (WIN55,212-2) in Paraoxon Induced Neurotoxicity in PC12 Cells and N-methyl-D-aspartate Receptor Interaction [PDF]

open access: yesCell Journal, 2010
Objective: Considering that cannabinoids protect neurons against neurodegeneration, inthis study, the neuroprotective effect of WIN55,212-2 in paraoxon induced neurotoxicity inPC12 cells and the role of the N-methyl-D-aspartate (NMDA) receptor were ...
Hedayat Sahraei   +4 more
doaj  

Evaluation of Myeloperoxidase/Paraoxonase‐1 Ratio and Dysfunctional HDL Levels in Ankylosing Spondylitis and Their Relationship With Coronary Artery Disease

open access: yesInternational Journal of Clinical Practice, Volume 2026, Issue 1, 2026.
Objectives To determine the level of dysfunctional high‐density lipoprotein (dHDL) with the myeloperoxidase/paraoxonase‐1 (MPO/PON‐1) ratio and its relationship with epicardial adipose tissue thickness (EATT) in patients with ankylosing spondylitis (AS).
Yagmur Cagla Reis Altan   +5 more
wiley   +1 more source

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