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TRIPLET AND REACTIVE OXYGEN SPECIES OF LIVER TISSUE IN EXPERIMENTAL ANIMALS AGAINST COOLING UNDER INTRODUCTION ACETYLCHOLINE IN SITU

Abstract

The studies to identify the triplet oxygen species in liver homogenate were done; its ability to produce the reactive oxygen species in vitro under introduction to laboratory animals against short-term cold pressure of neostigmine which accumulates in the tissues endogen acetylcholine by anticholinesterase mechanisms. The obtained data were compared with the results of experiments of identifying triplet oxygen species in liver homogenate, its ability to produce reactive oxygen species in vitro under introduction into the liver tissue of acetylcholine in situ. It was found out that short-term cold pressure increases the concentration of triplet oxygen species in liver tissue of animals and increases the ability of liver homogenate to produce reactive oxygen species. The introduction of neostigmine increases only the ability of liver homogenate to produce reactive oxygen species, which is proved by the changes of extinction of the solution containing tetranitrotetrazolium blue of incubation medium. The exogenic introduction of acetylcholine in the tissue of the liver in the molar concentration of 1.1×10-4 М increases the concentration of the triplet oxygen species, improves the ability of liver homogenate to produce reactive oxygen species, which is proved by the restoration of tetranitrotetrazolium blue in the incubation medium.

About the Authors

Viktor I. Tikhanov
Amur State Medical Academy
Russian Federation


Nikolay A. Losev
Research Institute of Experimental Medicine of Northwest Branch RAMS
Russian Federation


Vladimir A. Dorovskikh
Amur State Medical Academy
Russian Federation


Dmitriy P. Reshodʹko
Amur State Medical Academy
Russian Federation


Ivan V. Tikhanov
Medical Care Unit №78 of the Federal Penitentiary Service of Russia
Russian Federation


Raisa A. Anokhina
Amur State Medical Academy
Russian Federation


Elena G. Rogovchenko
Amur Regional Clinical Hospital
Russian Federation


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Tikhanov V.I., Losev N.A., Dorovskikh V.A., Reshodʹko D.P., Tikhanov I.V., Anokhina R.A., Rogovchenko E.G. TRIPLET AND REACTIVE OXYGEN SPECIES OF LIVER TISSUE IN EXPERIMENTAL ANIMALS AGAINST COOLING UNDER INTRODUCTION ACETYLCHOLINE IN SITU. Bulletin Physiology and Pathology of Respiration. 2015;(56):107-112. (In Russ.)

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ISSN 1998-5029 (Print)