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. 2022 Dec 17:2022:5857979.
doi: 10.1155/2022/5857979. eCollection 2022.

Some Beneficial Effects of Inert Gases on Blood Oxidative Metabolism: In Vivo Study

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Some Beneficial Effects of Inert Gases on Blood Oxidative Metabolism: In Vivo Study

Andrew Martusevich et al. Biomed Res Int. .

Abstract

The aim of the study was to assess the effect of external use of inert gases (helium and argon) on the state of free radical processes in vivo. The experiment was performed on 30 male Wistar stock rats (age-3 months, weight-200-220 g.), randomly distributed into 3 equal groups. The first group of animals was intact (n = 10). The animals of the second and third groups were treated with argon and helium streams, respectively. Our research has allowed us to establish that the studied inert gases have a modulating effect on the state of oxidative metabolism of rat blood, and the nature of this effect is directly determined by the type of gas. The results of this study allowed us to establish the potential antioxidant effect of the helium stream, mainly realized due to the activation of the catalytic properties of the enzymatic link of the antioxidant system of rat blood plasma. At the same time, the revealed features of shifts in oxidative metabolism during treatment with argon flow include not only stimulation of the antioxidant system but also the pronounced induction of free radical oxidation. Thus, the conducted studies made it possible to verify the specificity of the response of the oxidative metabolism of blood plasma to the use of inert gases, depending on their type.

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Conflict of interest statement

The authors declare that they have no conflicts of interest.

Figures

Figure 1
Figure 1
Scheme of experiment performing (He: Helium; Ar: argon).
Figure 2
Figure 2
The intensity of free radical oxidation in rat blood plasma when treated with various inert gases (“”-differences relative to intact animals are statistically significant, p < 0.05; “#”-differences relative to intact animals are statistically significant, p < 0.05).
Figure 3
Figure 3
The level of total antioxidant activity of rat blood plasma when treated with various inert gases (“”-differences relative to intact animals are statistically significant, p < 0.05).
Figure 4
Figure 4
The concentration of malonic dialdehyde in the blood plasma of rats when treated with various inert gases (“”-differences relative to intact animals are statistically significant, p < 0.05).
Figure 5
Figure 5
Blood catalase activity during treatment with various inert gases (“”-differences relative to intact animals are statistically significant, p < 0.05).
Figure 6
Figure 6
The activity of rat blood superoxide dismutase when treated with various inert gases (“”-differences relative to intact animals are statistically significant, p < 0.05; NADH: reduced form of nicotinamide adenine dinucleotide).
Figure 7
Figure 7
The concentration of ischemically modified albumin in the blood plasma of rats when treated with various inert gases (“”-differences relative to intact animals are statistically significant, p < 0.05).
Figure 8
Figure 8
Possible molecular mechanism of the biological effects of helium and argon (adaptive pathway indicates in green; disadaptive pathway indicates in red; He: helium; Ar: argon; ROS: reactive oxygen species; SOD: superoxide dismutase; OH: hydroxyl ion; O3: ozone; 1O2: singlet oxygen; H2O2:hydrogen peroxide; DNA: deoxyribonucleic acid).

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