Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.

Hypoxemia brain injuries arise when the brain's oxygen supply is restricted. Brain cells gradually die and become impaired as a result of the restricted oxygen flow a diversity of signaling pathways are involved in the pathophysiology of brain damage. One of the main concerns when examining the...

Full description

Saved in:
Bibliographic Details
Main Authors: Mai O Kadry, Hanaa Ali
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2025-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0319898
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1849714880964198400
author Mai O Kadry
Hanaa Ali
author_facet Mai O Kadry
Hanaa Ali
author_sort Mai O Kadry
collection DOAJ
description Hypoxemia brain injuries arise when the brain's oxygen supply is restricted. Brain cells gradually die and become impaired as a result of the restricted oxygen flow a diversity of signaling pathways are involved in the pathophysiology of brain damage. One of the main concerns when examining the rate of protein breakdown is the measurement of the serum amino acid ratio. Valine, leucine, and isoleucine make up branched-chain amino acids, while phenylalanine and tyrosine make up aromatic amino acids. A vital tool for assessing the severity of hypoxemia is Fischer's ratio. The goal of this article is to determine how quercetin (QUR) and/or mexamine (MEX) prevented synfat (SN)-induced brain damage in a rat models. It also aimed to elucidate the various cross-linked inflammatory pathways, DNA damage, and Fischer's ratio. Following QUR and MEX therapy, synfat-induced hypoxemia. Hemoglobin (Hb) levels were markedly reduced by synfat-intoxication, and oxidative stress and inflammatory biomarkers, including TNF-??, MDA, interleukin-6 (IL-6), and C -reactive protein (CRP), were elevated. Hemoglobin levels, oxidative stress biomarkers, and the aberrant expression of pro-inflammatory cytokines were all altered by QUR and/or MEX therapy. Similarly, the concentration of γ-aminobutyric acid, serotonine, noradrenaline, and intropin in cerebral tissue is restricted. Similarly, the COMET assay and 8-oxo-7,8-dihydro-2'-deoxyguanosine analysis (8-oxodG) demonstrated that QUR and MEX potentially altered synfat-induced brain DNA damage. The results confirmed the potential impact of this combined strategy as a powerful therapy for brain hypoxemia, concluding that treatment via QUR with MEX was superior therapy in modulating synfat-triggered cerebral injury.
format Article
id doaj-art-7c7c2b2aa78540c2b83168e44b23e3c6
institution DOAJ
issn 1932-6203
language English
publishDate 2025-01-01
publisher Public Library of Science (PLoS)
record_format Article
series PLoS ONE
spelling doaj-art-7c7c2b2aa78540c2b83168e44b23e3c62025-08-20T03:13:33ZengPublic Library of Science (PLoS)PLoS ONE1932-62032025-01-01203e031989810.1371/journal.pone.0319898Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.Mai O KadryHanaa AliHypoxemia brain injuries arise when the brain's oxygen supply is restricted. Brain cells gradually die and become impaired as a result of the restricted oxygen flow a diversity of signaling pathways are involved in the pathophysiology of brain damage. One of the main concerns when examining the rate of protein breakdown is the measurement of the serum amino acid ratio. Valine, leucine, and isoleucine make up branched-chain amino acids, while phenylalanine and tyrosine make up aromatic amino acids. A vital tool for assessing the severity of hypoxemia is Fischer's ratio. The goal of this article is to determine how quercetin (QUR) and/or mexamine (MEX) prevented synfat (SN)-induced brain damage in a rat models. It also aimed to elucidate the various cross-linked inflammatory pathways, DNA damage, and Fischer's ratio. Following QUR and MEX therapy, synfat-induced hypoxemia. Hemoglobin (Hb) levels were markedly reduced by synfat-intoxication, and oxidative stress and inflammatory biomarkers, including TNF-??, MDA, interleukin-6 (IL-6), and C -reactive protein (CRP), were elevated. Hemoglobin levels, oxidative stress biomarkers, and the aberrant expression of pro-inflammatory cytokines were all altered by QUR and/or MEX therapy. Similarly, the concentration of γ-aminobutyric acid, serotonine, noradrenaline, and intropin in cerebral tissue is restricted. Similarly, the COMET assay and 8-oxo-7,8-dihydro-2'-deoxyguanosine analysis (8-oxodG) demonstrated that QUR and MEX potentially altered synfat-induced brain DNA damage. The results confirmed the potential impact of this combined strategy as a powerful therapy for brain hypoxemia, concluding that treatment via QUR with MEX was superior therapy in modulating synfat-triggered cerebral injury.https://doi.org/10.1371/journal.pone.0319898
spellingShingle Mai O Kadry
Hanaa Ali
Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.
PLoS ONE
title Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.
title_full Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.
title_fullStr Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.
title_full_unstemmed Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.
title_short Fischer's ratio and DNA damage in hypoxemia-induced brain injury in rat model: prophylactic role of quercetin and mexamine supplementation.
title_sort fischer s ratio and dna damage in hypoxemia induced brain injury in rat model prophylactic role of quercetin and mexamine supplementation
url https://doi.org/10.1371/journal.pone.0319898
work_keys_str_mv AT maiokadry fischersratioanddnadamageinhypoxemiainducedbraininjuryinratmodelprophylacticroleofquercetinandmexaminesupplementation
AT hanaaali fischersratioanddnadamageinhypoxemiainducedbraininjuryinratmodelprophylacticroleofquercetinandmexaminesupplementation