The Ability of Oxime Mixtures to Increase the Reactivating and Therapeutic Efficacy of Antidotal Treatment of Cyclosarin Poisoning in Rats and Mice

Autor: Jiří Kassa, Jana Zdarová Karasová, Růžena Pavlíková, Filip Caisberger, Jiří Bajgar
Jazyk: angličtina
Rok vydání: 2012
Předmět:
Zdroj: Acta Medica, Vol 55, Iss 1, Pp 27-31 (2012)
Druh dokumentu: article
ISSN: 18059694
1211-4286
1805-9694
DOI: 10.14712/18059694.2015.71
Popis: The reactivating and therapeutic efficacy of two combinations of oximes (HI‑6 + trimedoxime and HI‑6 + K203) was compared with the effectiveness of antidotal treatment involving single oxime (HI‑6, trimedoxime, K203) using in vivo methods. In vivo determined percentage of reactivation of cyclosarin‑inhibited blood and tissue acetylcholinesterase in poisoned rats showed that the reactivating efficacy of both combinations of oximes is slightly higher than the reactivating efficacy of the most effective individual oxime in blood, diaphragm as well as in brain. Moreover, both combinations of oximes were found to be slightly more efficacious in the reduction of acute lethal toxic effects in cyclosarin‑poisoned mice than the antidotal treatment involving single oxime. Based on the obtained data, we can conclude that the antidotal treatment involving chosen combinations of oximes brings a beneficial effect for its ability to counteract the acute poisoning with cyclosarin.
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