Results 21 to 30 of about 1,609,891 (295)

Refractory and Super-Refractory Status Epilepticus in Nerve Agent-Poisoned Rats Following Application of Standard Clinical Treatment Guidelines

open access: yesFrontiers in Neuroscience, 2021
Nerve agents (NAs) induce a severe cholinergic crisis that can lead to status epilepticus (SE). Current guidelines for treatment of NA-induced SE only include prehospital benzodiazepines, which may not fully resolve this life-threatening condition.
Julia E. Morgan   +11 more
doaj   +1 more source

Nerve agents: emergency preparedness [PDF]

open access: yesBMJ Military Health, 2020
Nerve agents (NAs) are a highly toxic group of chemical warfare agents. NAs are organophosphorus esters with varying physical and chemical properties depending on the individual agent. The most recently developed class of NA is‘Novichok’, the existence of which was first revealed in the early 1990s, just before Russia signed the Chemical Weapons ...
Alan George Andrew Weir   +2 more
openaire   +2 more sources

A naphthalimide-based fluorescence-enhanced probe for nerve agent mimics

open access: yes上海师范大学学报. 自然科学版, 2020
Neurotoxic agents, such as sarin, soman and tauben, are highly toxic organophosphorus compounds, which can be used as chemical weapons.These compounds mainly inhibit the activity of acetylcholine enzymes, which in turn cause nervous system disorders ...
ZHAO Lei, CHEN Kang, CHENG Tanyu
doaj   +1 more source

Sex‐based structural and functional MRI outcomes in the rat brain after soman (GD) exposure‐induced status epilepticus

open access: yesEpilepsia Open, 2023
Objective Exposure to the nerve agent, soman (GD), induces status epilepticus (SE), epileptogenesis, and even death. Although rodent models studying the pathophysiological mechanisms show females to be more reactive to soman, no tangible sex differences ...
Meghan Gage   +6 more
doaj   +1 more source

Thermal Catalytic Decomposition of Dimethyl Methyl Phosphonate Using CuO-CeO2/γ-Al2O3

open access: yesApplied Sciences, 2022
Chemical warfare agents (CWAs) are highly toxic and fast-acting and are easy to cause large-scale poisoning to humans and livestock after being released. The activated carbon used for CWAs adsorption has disadvantages of limited adsorption capacity, easy
Han Gao   +5 more
doaj   +1 more source

Electrochemical Biosensors based on Acetylcholinesterase and Butyrylcholinesterase. A Review

open access: yesInternational Journal of Electrochemical Science, 2016
Two cholinesterases are known: acetylcholinesterase (AChE) and butyrylcholinesterase (BChE). The both enzymes are presented in the body under physiological conditions and the both enzymes have broad use in pharmacology, toxicology and analyses.
Miroslav Pohanka
doaj   +1 more source

Soman (GD) Rat Model to Mimic Civilian Exposure to Nerve Agent: Mortality, Video-EEG Based Status Epilepticus Severity, Sex Differences, Spontaneously Recurring Seizures, and Brain Pathology

open access: yesFrontiers in Cellular Neuroscience, 2022
Modeling a real-world scenario of organophosphate nerve agent (OPNA) exposure is challenging. Military personnel are premedicated with pyridostigmine, which led to the development of OPNA models with pyridostigmine/oxime pretreatment to investigate novel
Meghan Gage   +10 more
doaj   +1 more source

Nerve agents in honey [PDF]

open access: yesScience, 2017
Analysis of local honey samples shows global landscape contamination by ...
openaire   +2 more sources

Theoretical study on the toxicity of ‘Novichok’ agent candidates [PDF]

open access: yesRoyal Society Open Science, 2019
The identities and properties of ‘Novichok’ (Russian for ‘newcomer’ or ‘novice’) agents allegedly used in the recent terrorist attack in the UK have not been well documented. Although several people previously involved in the synthesis of these materials
Keunhong Jeong, Junwon Choi
doaj   +1 more source

Identification and Study of Biomarkers from Novichok-Inhibited Butyrylcholinesterase in Human Plasma

open access: yesMolecules, 2021
To identify biomarkers of ethyl (1-(diethylamino)ethylidene)phosphoramidofluoridate (A234)- or methyl (1-(diethylamino)ethylidene)phosphoramidofluoridate (A232)-inhibited butyrylcholinesterase (BChE), we investigated nonapeptide adducts containing the ...
Woo-Hyeon Jeong   +3 more
doaj   +1 more source

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