Results 31 to 40 of about 4,320,383 (194)

Identification and Functional Analysis of GTP Cyclohydrolase II in Candida glabrata in Response to Nitrosative Stress

open access: yesFrontiers in Microbiology, 2022
Reactive nitrogen species (RNS) are signal molecules involved in various biological events; however, excess levels of RNS cause nitrosative stress, leading to cell death and/or cellular dysfunction.
Ryo Nasuno   +5 more
doaj   +1 more source

FeTPPS, a Peroxynitrite Decomposition Catalyst, Ameliorates Nitrosative Stress in Human Spermatozoa

open access: yesAntioxidants, 2023
Excessive levels of reactive nitrogen species (RNS), such as peroxynitrite, promote nitrosative stress, which is an important cause of impaired sperm function.
Pamela Uribe   +9 more
doaj   +1 more source

Oxidative and Nitrosative Stress in Major Depressive Disorder: A Case Control Study

open access: yesBrain Science, 2022
Introduction: The role of increased oxidative stress and alterations to the nitric oxide (NO) pathway have been implicated in major depressive disorder (MDD).
Aditya Somani   +5 more
semanticscholar   +1 more source

Enzymatic and Non-Enzymatic Response during Nitrosative Stress in Escherichia coli

open access: yesPostępy Mikrobiologii, 2022
Nitrosative stress is an adverse physiological condition mediated by an excessive level of reactive nitrogen species (RNS). RNS react with the different macromolecules in vivo and result in the inactivation of these molecules.
Nath Rohan   +2 more
doaj   +1 more source

Gram-Negative Bacterial Envelope Homeostasis under Oxidative and Nitrosative Stress

open access: yesMicroorganisms, 2022
Bacteria are frequently exposed to endogenous and exogenous reactive oxygen and nitrogen species which can damage various biomolecules such as DNA, lipids, and proteins. High concentrations of these molecules can induce oxidative and nitrosative stresses
Thibault Chautrand   +3 more
semanticscholar   +1 more source

Nitrosative stress in plants [PDF]

open access: yesFEBS Letters, 2007
Nitrosative stress has become a usual term in the physiology of nitric oxide in mammalian systems. However, in plants there is much less information on this type of stress. Using olive leaves as experimental model, the effect of salinity on the potential induction of nitrosative stress was studied.
Valderrama, Raquel   +9 more
openaire   +2 more sources

Could circulating biomarkers of nitrosative stress and protein glycoxidation be useful in patients with gastric cancer?

open access: yesFrontiers in Oncology, 2023
BackgroundNitrosative stress leads to protein glycoxidation, but both processes may be strongly related to the cancer development. Therefore, the aim of this study was to assess the nitrosative stress and protein glycoxidation products in patients with ...
Justyna Dorf   +6 more
doaj   +1 more source

Nitrates/Nitrites in Food—Risk for Nitrosative Stress and Benefits

open access: yesAntioxidants, 2020
In the context of impact on human health, nitrite/nitrate and related nitrogen species such as nitric oxide (NO) are a matter of increasing scientific controversy. An increase in the content of reactive nitrogen species may result in nitrosative stress—a
M. Karwowska, A. Kononiuk
semanticscholar   +1 more source

Redox Regulation, Rather than Stress-Induced Phosphorylation, of a Hog1 Mitogen-Activated Protein Kinase Modulates Its Nitrosative-Stress-Specific Outputs

open access: yesmBio, 2018
In all eukaryotic kingdoms, mitogen-activated protein kinases (MAPKs) play critical roles in cellular responses to environmental cues. These MAPKs are activated by phosphorylation at highly conserved threonine and tyrosine residues in response to ...
Carmen Herrero-de-Dios   +7 more
doaj   +1 more source

Nitrosative stress and nitrated proteins in trichloroethene-mediated autoimmunity. [PDF]

open access: yesPLoS ONE, 2014
Exposure to trichloroethene (TCE), a ubiquitous environmental contaminant, has been linked to a variety of autoimmune diseases (ADs) including SLE, scleroderma and hepatitis. Mechanisms involved in the pathogenesis of ADs are largely unknown.
Gangduo Wang   +4 more
doaj   +1 more source

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