CENTRE FOR FREE RADICAL CHEMISTRY AND BIOTECHNOLOGY
Grant number: CE0561607 | Funding period: 2005 - 2015
Related publications (17)
Formation and stability of gas-phase o-benzoquinone from oxidation of ortho-hydroxyphenyl: a combined neutral and distonic radical study
Matthew B Prendergast, Benjamin B Kirk, John D Savee, David L Osborn, Craig A Taatjes, Kye-Simeon Masters, Stephen J Blanksby, Gabriel da Silva, Adam J Trevitt
Gas-phase product detection studies of o-hydroxyphenyl radical and O2 are reported at 373, 500, and 600 K, at 4 Torr (533.3 Pa), u..
Kinetics of reaction of peroxynitrite with selenium- and sulfur-containing compounds: Absolute rate constants and assessment of biological significance
Corin Storkey, David I Pattison, Marta T Ignasiak, Carl H Schiesser, Michael J Davies
Peroxynitrite (the physiological mixture of ONOOH and its anion, ONOO(-)) is a powerful biologically-relevant oxidant capable of o..
The effects of intramolecular hydrogen bonding on the reactivity of phenoxyl radicals in model systems
Michael Lesslie, Andrii Piatkivskyi, John Lawler, Travis R Helgren, Sandra Osburn, Richard AJ O'Hair, Victor Ryzhov
The effects of hydrogen bonding and spin density at the oxygen atom on the gas-phase reactivity of phenoxyl radicals were investig..
What Are the Potential Sites of Protein Arylation by N-Acetyl-p-benzoquinone Imine (NAPQI)?
Michael G Leeming, Luke F Gamon, Uta Wille, William A Donald, Richard AJ O'Hair
Acetaminophen (paracetamol, APAP) is a safe and widely used analgesic medication when taken at therapeutic doses. However, APAP ca..
Gas-phase fragmentation of deprotonated tryptophan and its clusters [Trp(n)-H](-) induced by different activation methods
Linda Feketeova, George N Khairallah, Richard AJ O'Hair, Steen Brondsted Nielsen
RATIONALE: Non-covalent amino acid clusters are the subject of intense research in diverse areas including peptide bond formation ..
Formation of sugar radical cations from collision-induced dissociation of non-covalent complexes with S-nitroso thiyl radical precursors
Sandra Osburn, Spencer J Williams, Richard AJ O'Hair
Abstract A 'bio-inspired' method has been developed for generating sugar radical cations by multistage mass spectrometry (MS4) exp..
Decomposition of nitroimidazole ions: experiment and theory
Linda Feketeova, Johannes Postler, Athanasios Zavras, Paul Scheier, Stephan Denifl, Richard AJ O'Hair
Nitroimidazoles are important compounds with chemotherapeutic applications as antibacterial drugs or as radiosensitizers in radiot..
Gas-phase reactions of the rhenium oxide anions, [ReOx](-) (x=2-4) with the neutral organic substrates methane, ethene, methanol and acetic acid
Valentino Canale, Athanasios Zavras, George N Khairallah, Nicola d'Alessandro, Richard AJ O'Hair
The ion-molecule reactions of the rhenium oxide anions, [ReOx](-) (x = 2 - 4) with the organic substrates methane, ethene, methano..
Gas-phase structure and reactivity of the keto tautomer of the deoxyguanosine radical cation
Linda Feketeova, Bun Chan, George N Khairallah, Vincent Steinmetz, Philippe Maitre, Leo Radom, Richard AJ O'Hair
Guanine radical cations are formed upon oxidation of DNA. Deoxyguanosine (dG) is used as a model, and the gas-phase infrared (IR) ..
Gas-phase VUV photoionisation and photofragmentation of the silver deuteride nanocluster [Ag10D8L6](2 ) (L = bis(diphenylphosphino)methane). A joint experimental and theoretical study
Steven Daly, Marjan Krstic, Alexandre Giuliani, Rodolphe Antoine, Laurent Nahon, Athanasios Zavras, George N Khairallah, Vlasta Bonacic-Koutecky, Philippe Dugourd, Richard AJ O'Hair
The bis(diphenylphosphino)methane (L = Ph2PCH2PPh2) ligated silver deuteride nanocluster dication, [Ag10D8L6](2+), has been synthe..
The role of peroxyl radicals in polyester degradation - a mass spectrometric product and kinetic study using the distonic radical ion approach
BD Gervasoni, GN Khairallah, RAJ O'Hair, U Wille
Mass spectrometric techniques were used to obtain detailed insight into the reactions of peroxyl radicals with model systems of (d..
Formation and Characterisation of the Silver Hydride Nanocluster Cation [Ag3H2((Ph2P)(2)CH2)]( ) and Its Release of Hydrogen
Marion Girod, Marjan Krstic, Rodolphe Antoine, Luke MacAleese, Jerome Lemoine, Athanasios Zavras, George N Khairallah, Vlasta Bonacic-Koutecky, Philippe Dugourd, Richard AJ O'Hair
Multistage mass spectrometry and density functional theory (DFT) were used to characterise the small silver hydride nanocluster, [..