Results 11 to 20 of about 1,056 (182)

Highly efficient cyclosarin degradation mediated by a β-cyclodextrin derivative containing an oxime-derived substituent [PDF]

open access: yesBeilstein Journal of Organic Chemistry, 2011
The potential of appropriately substituted cyclodextrins to act as scavengers for neurotoxic organophosphonates under physiological conditions was evaluated.
Franz Worek, Stefan Kubik
exaly   +4 more sources

Monitoring Exposure to Five Chemical Warfare Agents Using the Dried Urine Spot Technique and Liquid Chromatography-Mass Spectrometry/Mass Spectrometry—In Vivo Determination of Sarin Metabolite in Mice [PDF]

open access: yesMolecules, 2023
Dried urine spot (DUS) is a micro-sample collection technique, known for its advantages in handling, storage and shipping. It also uses only a small volume of urine, an essential consideration in working with small animals, or in acute medical situations.
Lilach Yishai Aviram   +5 more
doaj   +2 more sources

New Uncharged 2-Thienostilbene Oximes as Reactivators of Organophosphate-Inhibited Cholinesterases [PDF]

open access: yesPharmaceuticals, 2021
The inhibition of acetylcholinesterase (AChE) and butyrylcholinesterase (BChE) by organophosphates (OPs) as nerve agents and pesticides compromises normal cholinergic nerve signal transduction in the peripheral and central nervous systems (CNS) leading ...
Milena Mlakić   +8 more
doaj   +2 more sources

Evaluation of 6-OxP-CD, an Oxime-based cyclodextrin as a viable medical countermeasure against nerve agent poisoning: Experimental and molecular dynamic simulation studies on its inclusion complexes with cyclosarin, soman and VX [PDF]

open access: yesPLoS ONE, 2023
The ability of the cyclodextrin-oxime construct 6-OxP-CD to bind and degrade the nerve agents Cyclosarin (GF), Soman (GD) and S-[2-[Di(propan-2-yl)amino]ethyl] O-ethyl methylphosphonothioate (VX) has been studied using 31P-nuclear magnetic resonance (NMR)
Edmond Y. Lau   +6 more
doaj   +3 more sources

Detection of Chemical Warfare Agents with a Miniaturized High-Performance Drift Tube Ion Mobility Spectrometer Using High-Energetic Photons for Ionization. [PDF]

open access: yesAnal Chem, 2022
A growing demand for low-cost gas sensors capable of detecting the smallest amounts of highly toxic substances in air, including chemical warfare agents (CWAs) and toxic industrial chemicals (TICs), has emerged in recent years. Ion mobility spectrometers
Ahrens A   +5 more
europepmc   +4 more sources

Ultra-Sensitive Analysis of Organophosphorus Compounds by Comparative GC-FPD and GC-ICP-MS: Implications for Chemical Warfare Agent Detection [PDF]

open access: yesMolecules
Organophosphorus chemical warfare agents such as sarin (GB), soman (GD), and cyclosarin (GF) rank among the most toxic substances known, making trace-level detection critical for public and military safety.
Michał Wiktorko   +5 more
doaj   +2 more sources

Influence of Experimental End Point on the Therapeutic Efficacy of Essential and Additional Antidotes in Organophosphorus Nerve Agent-Intoxicated Mice [PDF]

open access: yesToxics, 2022
The therapeutic efficacy of treatments for acute intoxication with highly toxic organophosphorus compounds, called nerve agents, usually involves determination of LD50 values 24 h after nerve agent challenge without and with a single administration of ...
Jiri Kassa   +4 more
doaj   +2 more sources

A Thermophilic Bacterial Esterase for Scavenging Nerve Agents: A Kinetic, Biophysical and Structural Study [PDF]

open access: yesMolecules, 2021
Organophosphorous nerve agents (OPNA) pose an actual and major threat for both military and civilians alike, as an upsurge in their use has been observed in the recent years.
Janek Bzdrenga   +5 more
doaj   +2 more sources

A Comparison of the Neuroprotective Efficacy of Newly Developed Oximes (K156, K203) and Currently Available Oximes (Obidoxime, HI-6) in Cyclosarin-poisoned Rats [PDF]

open access: yesActa Medica, 2008
The neuroprotective effects of newly developed oximes (K156, K203) and currently available oximes (obidoxime, HI-6) in combination with atropine in rats poisoned with cyclosarin were studied.
Jiří Kassa   +4 more
doaj   +2 more sources

Counteracting poisoning with chemical warfare nerve agents [PDF]

open access: yesArhiv za Higijenu Rada i Toksikologiju, 2020
Phosphylation of the pivotal enzyme acetylcholinesterase (AChE) by nerve agents (NAs) leads to irreversible inhibition of the enzyme and accumulation of neurotransmitter acetylcholine, which induces cholinergic crisis, that is, overstimulation of ...
Hrvat Nikolina Maček, Kovarik Zrinka
doaj   +2 more sources

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