Exploration of mechanisms for the transformation of 8-hydroxy guanine radical to FAPyG by density functional theory
The potential energy surface for the transformation of 8-hydroxy guanine radical to
formamidopyrimidine adducts via four pathways has been mapped out using B3LYP density …
formamidopyrimidine adducts via four pathways has been mapped out using B3LYP density …
Mechanism of action of sulforaphane as a superoxide radical anion and hydrogen peroxide scavenger by double hydrogen transfer: A model for iron superoxide …
AK Prasad, PC Mishra - The Journal of Physical Chemistry B, 2015 - ACS Publications
The mechanism of action of sulforaphane as a scavenger of superoxide radical anion (O2•–)
and hydrogen peroxide (H2O2) was investigated using density functional theory (DFT) in …
and hydrogen peroxide (H2O2) was investigated using density functional theory (DFT) in …
Formation of 8‐nitroguanine and 8‐oxoguanine due to reactions of peroxynitrite with guanine
Reactions of peroxynitrite with guanine were investigated using density functional theory
(B3LYP) employing 6‐31G** and AUG‐cc‐pVDZ basis sets. Single point energy calculations …
(B3LYP) employing 6‐31G** and AUG‐cc‐pVDZ basis sets. Single point energy calculations …
Influence of hydrogen bonds on the reaction of guanine and hydroxyl radical: DFT calculations in C (H+) GC motif
Y Wang, S Wei - Physical Chemistry Chemical Physics, 2024 - pubs.rsc.org
A comprehensive theoretical investigation was performed to illuminate the influence of
hydrogen bonds (H-bonds) on the obscure reaction of a hydroxyl radical (HO˙) and guanine …
hydrogen bonds (H-bonds) on the obscure reaction of a hydroxyl radical (HO˙) and guanine …
Modeling the activity of glutathione as a hydroxyl radical scavenger considering its neutral non-zwitterionic form
Glutathione is an immensely important antioxidant, particularly in the central nervous
system. The scavenging mechanism of glutathione towards the OH radical was studied …
system. The scavenging mechanism of glutathione towards the OH radical was studied …
· OH oxidation toward S-and OH-containing amino acids
The hydroxyl radical is the most reactive oxygen species, and it is able to attack
macromolecules such as proteins. Such oxidation processes are the cause of a number of …
macromolecules such as proteins. Such oxidation processes are the cause of a number of …
[HTML][HTML] Gene-specific assessment of guanine oxidation as an epigenetic modulator for cardiac specification of mouse embryonic stem cells
Epigenetics have essential roles in development and human diseases. Compared to the
complex histone modifications, epigenetic changes on mammalian DNA are as simple as …
complex histone modifications, epigenetic changes on mammalian DNA are as simple as …
Mechanism of Scavenging Action of N-Acetylcysteine for the OH Radical: A Quantum Computational Study
N Agnihotri, PC Mishra - The Journal of Physical Chemistry B, 2009 - ACS Publications
N-Acetylcysteine, a precursor of glutathione, is an effective antioxidant present in biological
systems. The mechanism of scavenging action of N-acetylcysteine for the OH radical was …
systems. The mechanism of scavenging action of N-acetylcysteine for the OH radical was …
[HTML][HTML] Emerging role of oxidative stress on EGFR and OGG1-BER cross-regulation: Implications in thyroid physiopathology
C Moscatello, MC Di Marcantonio, L Savino, E D'Amico… - Cells, 2022 - mdpi.com
Thyroid diseases have a complex and multifactorial aetiology. Despite the numerous studies
on the signals referable to the malignant transition, the molecular mechanisms concerning …
on the signals referable to the malignant transition, the molecular mechanisms concerning …
Theoretical investigation of the ultrafast dissociation of ionised biomolecules immersed in water: Direct and indirect effects
Theoretical simulations are particularly well suited to investigate, at a molecular level, direct
and indirect effects of ionising radiations in DNA, as in the particular case of irradiation by …
and indirect effects of ionising radiations in DNA, as in the particular case of irradiation by …