Singlet oxygen generation by the reaction of acrolein with peroxynitrite via a 2-hydroxyvinyl radical intermediate

LCP Gonçalves, J Massari, S Licciardi… - Free Radical Biology …, 2020 - Elsevier
… of the reaction of acrolein (0.1 mmol L −1 ) with peroxynitrite (… 1 ) confirmed the singlet nature
of the molecular oxygen. The … , as well as hydrogen peroxide addition to acrolein (Fig. S2). It …

Oxygen radicals, nitric oxide, and peroxynitrite: Redox pathways in molecular medicine

R Radi - Proceedings of the National Academy of Sciences, 2018 - National Acad Sciences
… of electronically excited states, such as singlet molecular oxygen and triplet carbonyls (19); …
: Direct measurements and formation of hydrogen peroxide and peroxynitrite. Am J Physiol …

[HTML][HTML] The synergistic effect between hydrogen peroxide and nitrite, two long-lived molecular species from cold atmospheric plasma, triggers tumor cells to induce …

G Bauer - Redox biology, 2019 - Elsevier
… to the formation of peroxynitrite, followed by singlet oxygen generation through the interaction
between peroxynitrite and residual H 2 O 2 . This primary singlet oxygen causes local …

Generation of Singlet Molecular Oxygen by Lipid Hydroperoxides and Nitronium Ion

FM Prado, AC Scalfo, S Miyamoto… - Photochemistry and …, 2020 - Wiley Online Library
… reactive nitrogen species, such as peroxynitrite (ONOO - ), … 2 - requires the following
successive redox reactions: (A) one … IV =O) in the presence of hydrogen peroxide (H 2 O 2 ) as the …

Singlet molecular oxygen reactions with nucleic acids, lipids, and proteins

P Di Mascio, GR Martinez, S Miyamoto… - Chemical …, 2019 - ACS Publications
… that this intermediate might be an important source of 1 O 2 in hydrogen peroxide free
peroxynitrite preparations or in reactions involving simultaneous generation of NO 2 • and O 2 •– . …

The antitumor effect of singlet oxygen

G Bauer - Anticancer research, 2016 - ar.iiarjournals.org
… As the generation of singlet oxygen through the interaction between H 2 O 2 and peroxynitrite
… (31) strongly support the reaction scheme for the generation of singlet oxygen through the …

Sodium nitrite potentiates antimicrobial photodynamic inactivation: possible involvement of peroxynitrate

YY Huang, PJ Rajda, G Szewczyk, B Bhayana… - Photochemical & …, 2019 - Springer
… easily reduced by molecular oxygen to super… hydrogen peroxide, the reaction rate constant
is 5–6 orders of magnitude lower than that of peroxynitrite. Considering that both peroxynitrite

Autoamplificatory singlet oxygen generation sensitizes tumor cells for intercellular apoptosis-inducing signaling

G Bauer - Mechanisms of Ageing and Development, 2018 - Elsevier
… FAS receptor activation can be achieved by singlet oxygen. Autoamplificatory generation of
singlet oxygen through the interaction between peroxynitrite and hydrogen peroxide inherits …

Cascade reactions by nitric oxide and hydrogen radical for anti-hypoxia photodynamic therapy using an activatable photosensitizer

J Sun, X Cai, C Wang, K Du, W Chen… - Journal of the …, 2021 - ACS Publications
… that afford strongly reactive species such as peroxynitrite (ONOO … We recently reported a
glutathione-hydrogen peroxide (GSH–H … reaction of GSH-dependent H • and molecular oxygen

Biological action of singlet molecular oxygen from the standpoint of cell signaling, injury and death

J Fujii, Y Soma, Y Matsuda - Molecules, 2023 - mdpi.com
… caused by free radicals, peroxynitrite, hypochlorite, and lipoxygenase reactions [68]. …
generation of hydrogen peroxide in the spherical redoxosome allows more hydrogen peroxide