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Léon Sanche

Research Profile

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DNA Damage

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Publications

TOP 3
Sylvain Massey; Andrew D Bass; Marie Steffenhagen; Léon Sanche
Oxygen Attachment on Alkanethiolate SAMs Induced by Low-Energy Electron Irradiation.
Mohammad Rezaee; Léon Sanche; Darel J Hunting
Cisplatin enhances the formation of DNA single- and double-strand breaks by hydrated electrons and hydroxyl radicals.
Elahe Alizadeh; Léon Sanche
Precursors of solvated electrons in radiobiological physics and chemistry.

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All Publications

2013: Sylvain Massey; Andrew D Bass; Marie Steffenhagen; Léon Sanche
Oxygen Attachment on Alkanethiolate SAMs Induced by Low-Energy Electron Irradiation.
Langmuir : the ACS journal of surfaces and colloids 2013;29(17):5222-9.
2013: Mohammad Rezaee; Léon Sanche; Darel J Hunting
Cisplatin enhances the formation of DNA single- and double-strand breaks by hydrated electrons and hydroxyl radicals.
Radiation research 2013;179(3):323-31.
2012: Elahe Alizadeh; Léon Sanche
Precursors of solvated electrons in radiobiological physics and chemistry.
Chemical reviews 2012;112(11):5578-602.
2012: Guru S Madugundu; Yeunsoo Park; Léon Sanche; J Richard Wagner
Radiation-induced formation of 2',3'-dideoxyribonucleosides in DNA: a potential signature of low-energy electrons.
Journal of the American Chemical Society 2012;134(42):17366-8.
2012: Thititip Tippayamontri; Rami Kotb; Benoit Paquette; Léon Sanche
Synergism in concomitant chemoradiotherapy of cisplatin and oxaliplatin and their liposomal formulation in the human colorectal cancer HCT116 model.
Anticancer research 2012;32(10):4395-404.
2012: M Michaud; M Bazin; Léon Sanche
Absolute cross sections for vibrational excitations of cytosine by low energy electron impact.
The Journal of chemical physics 2012;137(11):115103.
2012: Mohammad Rezaee; Andrew D Bass; Pierre Cloutier; Darel J Hunting; Marc Michaud; Léon Sanche
Absolute cross section for low-energy-electron damage to condensed macromolecules: a case study of DNA.
Physical review. E, Statistical, nonlinear, and soft matter physics 2012;86(3 Pt 1):031913.
2012: Elahe Alizadeh; Léon Sanche
Absolute measurements of radiation damage in nanometer-thick films.
Radiation protection dosimetry 2012;151(3):591-9.
2012: Gabriel Charest; David Fortin; David Mathieu; Léon Sanche; Benoit Paquette
Glioblastoma treatment: bypassing the toxicity of platinum compounds by using liposomal formulation and increasing treatment efficiency with concomitant radiotherapy.
International journal of radiation oncology, biology, physics 2012;84(1):244-9.
2012: Yeunsoo Park; Katarzyna Polska; Janusz Rak; J Richard Wagner; Léon Sanche
Fundamental mechanisms of DNA radiosensitization: damage induced by low-energy electrons in brominated oligonucleotide trimers.
The journal of physical chemistry. B 2012;116(32):9676-82.
2012: Nasrin Mirsaleh-Kohan; Andrew D Bass; Pierre Cloutier; Sylvain Massey; Léon Sanche
Low energy electron stimulated desorption from DNA films dosed with oxygen.
The Journal of chemical physics 2012;136(23):235104.
2012: Katarzyna Polska; Janusz Rak; Andrew D Bass; Pierre Cloutier; Léon Sanche
Electron stimulated desorption of anions from native and brominated single stranded oligonucleotide trimers.
The Journal of chemical physics 2012;136(7):075101.
2012: Mohammad Rezaee; Elahe Alizadeh; Darel J Hunting; Léon Sanche
DNA-Platinum Thin Films for Use in Chemoradiation Therapy Studies.
Bioinorganic chemistry and applications 2012;2012():923914.
2011: Thititip Tippayamontri; Rami Kotb; Benoit Paquette; Léon Sanche
Cellular uptake and cytoplasm / DNA distribution of cisplatin and oxaliplatin and their liposomal formulation in human colorectal cancer cell HCT116.
Investigational new drugs 2011;29(6):1321-7.
2011: Zejun Li; Léon Sanche; Pierre Cloutier; J Richard Wagner
Low-energy electron-induced damage in a trinucleotide containing 5-bromouracil.
The journal of physical chemistry. B 2011;115(46):13668-73.
2011: Fangxing Xiao; Yi Zheng; Pierre Cloutier; Yunhui He; Darel Hunting; Léon Sanche
On the role of low-energy electrons in the radiosensitization of DNA by gold nanoparticles.
Nanotechnology 2011;22(46):465101.
2011: Elahe Alizadeh; Pierre Cloutier; Darel J Hunting; Léon Sanche
Soft X-ray and low energy electron-induced damage to DNA under N2 and O2 atmospheres.
The journal of physical chemistry. B 2011;115(15):4523-31.
2011: Yeunsoo Park; Zejun Li; Pierre Cloutier; Léon Sanche; J Richard Wagner
DNA damage induced by low-energy electrons: conversion of thymine to 5,6-dihydrothymine in the oligonucleotide trimer TpTpT.
Radiation research 2011;175(2):240-6.
2011: Nasrin Mirsaleh-Kohan; Andrew D Bass; Léon Sanche
Effect of morphology of thin DNA films on the electron stimulated desorption of anions.
The Journal of chemical physics 2011;134(1):015102.
2010: M Bazin; M Michaud; Léon Sanche
Absolute cross sections for electronic excitations of cytosine by low energy electron impact.
The Journal of chemical physics 2010;133(15):155104.
2010: Yi Zheng; Léon Sanche
Influence of organic ions on DNA damage induced by 1 eV to 60 keV electrons.
The Journal of chemical physics 2010;133(15):155102.
2010: Sylwia Ptasińska; Zejun Li; Nigel J Mason; Léon Sanche
Damage to amino acid-nucleotide pairs induced by 1 eV electrons.
Physical chemistry chemical physics : PCCP 2010;12(32):9367-72.
2010: Etienne M Hébert; Pierre-Jean Debouttière; Martin Lepage; Léon Sanche; Darel J Hunting
Preferential tumour accumulation of gold nanoparticles, visualised by Magnetic Resonance Imaging: radiosensitisation studies in vivo and in vitro.
International journal of radiation biology 2010;86(8):692-700.
2010: Nasrin Mirsaleh-Kohan; Andrew D Bass; Léon Sanche
X-ray photoelectron spectroscopy analysis of gold surfaces after removal of thiolated DNA oligomers by ultraviolet/ozone treatment.
Langmuir : the ACS journal of surfaces and colloids 2010;26(9):6508-14.
2010: Zejun Li; Pierre Cloutier; Léon Sanche; J Richard Wagner
Low-energy electron-induced DNA damage: effect of base sequence in oligonucleotide trimers.
Journal of the American Chemical Society 2010;132(15):5422-7.
2010: Gabriel Charest; Benoit Paquette; David Fortin; David Mathieu; Léon Sanche
Concomitant treatment of F98 glioma cells with new liposomal platinum compounds and ionizing radiation.
Journal of neuro-oncology 2010;97(2):187-93.
2010: A Dumont; Yi Zheng; Darel J Hunting; Léon Sanche
Protection by organic ions against DNA damage induced by low energy electrons.
The Journal of chemical physics 2010;132(4):045102.
2009: Léon Sanche
Biological chemistry: Beyond radical thinking.
Nature 2009;461(7262):358-9.
2009: Emilie Brun; Léon Sanche; Cécile Sicard-Roselli
Parameters governing gold nanoparticle X-ray radiosensitization of DNA in solution.
Colloids and surfaces. B, Biointerfaces 2009;72(1):128-34.
2009: Emilie Brun; Pierre Cloutier; Cécile Sicard-Roselli; Michel FROMM; Léon Sanche
Damage induced to DNA by low-energy (0-30 eV) electrons under vacuum and atmospheric conditions.
The journal of physical chemistry. B 2009;113(29):10008-13.
2009: Yi Zheng; Léon Sanche
Gold nanoparticles enhance DNA damage induced by anti-cancer drugs and radiation.
Radiation research 2009;172(1):114-9.
2009: Gabriel Charest; David Mathieu; Martin Lepage; David Fortin; Benoit Paquette; Léon Sanche
Polymer gel in rat skull to assess the accuracy of a new rat stereotactic device for use with the Gamma Knife.
Acta neurochirurgica 2009;151(6):677-83; discussion 683-4.
2009: Marc Bazin; Sylwia Ptasińska; Andrew D Bass; Léon Sanche
Electron induced dissociation in condensed-phase nitromethane I: desorption of ionic fragments.
Physical chemistry chemical physics : PCCP 2009;11(10):1610-8.
2008: Sylwia Ptasińska; Agnieszka Stypczyńska; Tony Nixon; Nigel J Mason; Dimitri V Klyachko; Léon Sanche
X-ray induced damage in DNA monitored by X-ray photoelectron spectroscopy.
The Journal of chemical physics 2008;129(6):065102.
2008: Yi Zheng; Darel J Hunting; Patrick Ayotte; Léon Sanche
Role of secondary low-energy electrons in the concomitant chemoradiation therapy of cancer.
Physical review letters 2008;100(19):198101.
2008: Zejun Li; Yi Zheng; Pierre Cloutier; Léon Sanche; J Richard Wagner
Low energy electron induced DNA damage: effects of terminal phosphate and base moieties on the distribution of damage.
Journal of the American Chemical Society 2008;130(17):5612-3.
2008: Yi Zheng; Darel J Hunting; Patrick Ayotte; Léon Sanche
Radiosensitization of DNA by gold nanoparticles irradiated with high-energy electrons.
Radiation research 2008;169(1):19-27.
2007: D Menzel; Pierre Cloutier; Léon Sanche; Theodore E Madey
Low-energy electron-induced processes in fluorinated copper phthalocyanine films observed by F- desorption: why so little damage?
The journal of physical chemistry. A 2007;111(49):12427-33.
2007: Sylwia Ptasińska; Léon Sanche
Dissociative electron attachment to abasic DNA.
Physical chemistry chemical physics : PCCP 2007;9(14):1730-5.
2007: Sylwia Ptasińska; Léon Sanche
Dissociative electron attachment to hydrated single DNA strands.
Physical review. E, Statistical, nonlinear, and soft matter physics 2007;75(3 Pt 1):031915.
2007: Pierre Cloutier; C Sicard-Roselli; Emanuel Escher; Léon Sanche
Low-energy (3-24 eV) electron damage to the peptide backbone.
The journal of physical chemistry. B 2007;111(7):1620-4.
2007: M Michaud; E M Hébert; Pierre Cloutier; Léon Sanche
Electron photoemission from charged films: absolute cross section for trapping 0-5 eV electrons in condensed CO2.
The Journal of chemical physics 2007;126(2):024701.
2007: Radmila Panajotović; Marc Michaud; Léon Sanche
Cross sections for low-energy electron scattering from adenine in the condensed phase.
Physical chemistry chemical physics : PCCP 2007;9(1):138-48.
2006: Sylwia Ptasińska; Léon Sanche
On the mechanism of anion desorption from DNA induced by low energy electrons.
The Journal of chemical physics 2006;125(14):144713.
2006: M N Hedhili; Pierre Cloutier; Andrew D Bass; Theodore E Madey; Léon Sanche
Electron stimulated desorption of anionic fragments from films of pure and electron-irradiated thiophene.
The Journal of chemical physics 2006;125(9):094704.
2006: Yeun Soo Park; Hyuck Cho; Luc Parenteau; Andrew D Bass; Léon Sanche
Cross sections for electron trapping by DNA and its component subunits I: Condensed tetrahydrofuran deposited on Kr.
The Journal of chemical physics 2006;125(7):074714.
2006: Claudia Jäggle; Petra Swiderek; Simon-Philippe Breton; Marc Michaud; Léon Sanche
Products and reaction sequences in tetrahydrofuran exposed to low-energy electrons.
The journal of physical chemistry. B 2006;110(25):12512-22.
2006: Xifeng Li; Léon Sanche; Michael D Sevilla
Base release in nucleosides induced by low-energy electrons: a DFT study.
Radiation research 2006;165(6):721-9.
2006: Yi Zheng; J Richard Wagner; Léon Sanche
DNA damage induced by low-energy electrons: electron transfer and diffraction.
Physical review letters 2006;96(20):208101.
2006: Radmila Panajotovic; Frédéric Martin; Pierre Cloutier; Darel J Hunting; Léon Sanche
Effective cross sections for production of single-strand breaks in plasmid DNA by 0.1 to 4.7 eV electrons.
Radiation research 2006;165(4):452-9.
2006: Zhongli Cai; Pierre Cloutier; Darel J Hunting; Léon Sanche
Enhanced DNA damage induced by secondary electron emission from a tantalum surface exposed to soft x rays.
Radiation research 2006;165(3):365-71.
2006: Yi Zheng; Pierre Cloutier; Darel J Hunting; J Richard Wagner; Léon Sanche
Phosphodiester and N-glycosidic bond cleavage in DNA induced by 4-15 eV electrons.
The Journal of chemical physics 2006;124(6):64710.
2006: Zhongli Cai; Marie-Eve Dextraze; Pierre Cloutier; Darel J Hunting; Léon Sanche
Induction of strand breaks by low-energy electrons (8-68 eV) in a self-assembled monolayer of oligonucleotides: effective cross sections and attenuation lengths.
The Journal of chemical physics 2006;124(2):024705.
2005: Sylvain Cecchini; Christel Masson; Carole La Madeleine; Michael A Huels; Léon Sanche; J Richard Wagner; Darel J Hunting
Interstrand cross-link induction by UV radiation in bromodeoxyuridine-substituted DNA: dependence on DNA conformation.
Biochemistry 2005;44(51):16957-66.
2005: Yi Zheng; Pierre Cloutier; Darel J Hunting; Léon Sanche; J Richard Wagner
Chemical basis of DNA sugar-phosphate cleavage by low-energy electrons.
Journal of the American Chemical Society 2005;127(47):16592-8.
2005: Marjorie Imhoff; Luc Parenteau; Léon Sanche; Michael A Huels
Low energy electron and O- reactions in films of O2 coadsorbed with benzene or toluene.
Physical chemistry chemical physics : PCCP 2005;7(18):3359-67.
2005: Zhongli Cai; Pierre Cloutier; Léon Sanche; Darel J Hunting
DNA interduplex crosslinks induced by Al(Kalpha) X rays under vacuum.
Radiation research 2005;164(2):173-9.
2005: P L Levesque; M Michaud; W Cho; Léon Sanche
Absolute electronic excitation cross sections for low-energy electron (5-12 eV) scattering from condensed thymine.
The Journal of chemical physics 2005;122(22):224704.
2005: Xifeng Li; Léon Sanche; Arvi Rauk; David Armstrong
Electron attachment in ice-HCl clusters: an ab initio study.
The journal of physical chemistry. A 2005;109(20):4591-600.
2005: X Pan; Léon Sanche
Mechanism and site of attack for direct damage to DNA by low-energy electrons.
Physical review letters 2005;94(19):198104.
2005: Zhongli Cai; Pierre Cloutier; Darel J Hunting; Léon Sanche
Comparison between X-ray photon and secondary electron damage to DNA in vacuum.
The journal of physical chemistry. B 2005;109(10):4796-800.
2005: P L Levesque; M Michaud; Léon Sanche
Absolute vibrational and electronic cross sections for low-energy electron (2-12 eV) scattering from condensed pyrimidine.
The Journal of chemical physics 2005;122(9):094701.
2005: Sylvain Cecchini; Sonia Girouard; Michael A Huels; Léon Sanche; Darel J Hunting
Interstrand cross-links: a new type of gamma-ray damage in bromodeoxyuridine-substituted DNA.
Biochemistry 2005;44(6):1932-40.
2004: W Cho; M Michaud; Léon Sanche
Vibrational and electronic excitations of H(2)O on thymine films induced by low-energy electrons.
The Journal of chemical physics 2004;121(22):11289-95.
2004: S-P Breton; M Michaud; C Jäggle; Petra Swiderek; Léon Sanche
Damage induced by low-energy electrons in solid films of tetrahydrofuran.
The Journal of chemical physics 2004;121(22):11240-9.
2004: Sylvain Cecchini; Sonia Girouard; Michael A Huels; Léon Sanche; Darel J Hunting
Single-strand-specific radiosensitization of DNA by bromodeoxyuridine.
Radiation research 2004;162(6):604-15.
2004: Paweł Mozejko; Andrew D Bass; Luc Parenteau; Léon Sanche
Intrinsic and extrinsic factors in anion electron-stimulated desorption: D- from deuterated hydrocarbons condensed on Kr and water ice films.
The Journal of chemical physics 2004;121(20):10181-9.
2004: M C Deschamps; M Michaud; Léon Sanche
Low-energy electron scattering cross section for the production of CO within solid films of carbon dioxide.
The Journal of chemical physics 2004;121(9):4284-91.
2004: Frédéric Martin; Paul D Burrow; Zhongli Cai; Pierre Cloutier; Darel J Hunting; Léon Sanche
DNA strand breaks induced by 0-4 eV electrons: the role of shape resonances.
Physical review letters 2004;93(6):068101.
2004: Yi Zheng; Pierre Cloutier; Darel J Hunting; J Richard Wagner; Léon Sanche
Glycosidic bond cleavage of thymidine by low-energy electrons.
Journal of the American Chemical Society 2004;126(4):1002-3.
2004: QB Lu; Léon Sanche
Enhancements in dissociative electron attachment to CF4, chlorofluorocarbons and hydrochlorofluorocarbons adsorbed on H2O ice.
The Journal of chemical physics 2004;120(5):2434-8.
2003: Zhongli Cai; Xiaoning Pan; Darel J Hunting; Pierre Cloutier; Rosalie Lemay; Léon Sanche
Dosimetry of ultrasoft x-rays (1.5 keV Al(Kalpha)) using radiochromatic films and colour scanners.
Physics in medicine and biology 2003;48(24):4111-24.
2003: Xifeng Li; Michael D Sevilla; Léon Sanche
Density functional theory studies of electron interaction with DNA: can zero eV electrons induce strand breaks?
Journal of the American Chemical Society 2003;125(45):13668-9.
2003: Paweł Moejko; Léon Sanche
Cross section calculations for electron scattering from DNA and RNA bases.
Radiation and environmental biophysics 2003;42(3):201-11.
2003: L G Caron; Léon Sanche
Low-energy electron diffraction and resonances in DNA and other helical macromolecules.
Physical review letters 2003;91(11):113201.
2003: Xifeng Li; Michael D Sevilla; Léon Sanche
DFT investigation of dehalogenation of adenine-halouracil base pairs upon low-energy electron attachment.
Journal of the American Chemical Society 2003;125(29):8916-20.
2003: Hassan Abdoul-Carime; Léon Sanche
Alteration of protein constituents induced by low-energy (<35 eV) electrons: II. Dissociative electron attachment to amino acids containing cyclic groups.
Radiation research 2003;160(1):86-94.
2003: X Pan; Pierre Cloutier; Darel J Hunting; Léon Sanche
Dissociative electron attachment to DNA.
Physical review letters 2003;90(20):208102.
2003: Michael A Huels; Badia Boudaïffa; Pierre Cloutier; Darel J Hunting; Léon Sanche
Single, double, and multiple double strand breaks induced in DNA by 3-100 eV electrons.
Journal of the American Chemical Society 2003;125(15):4467-77.
2003: M Michaud; A Wen; Léon Sanche
Cross sections for low-energy (1-100 eV) electron elastic and inelastic scattering in amorphous ice.
Radiation research 2003;159(1):3-22.
2002: Léon Sanche
Nanoscopic aspects of radiobiological damage: Fragmentation induced by secondary low-energy electrons.
Mass spectrometry reviews 2002;21(5):349-69.
2002: Hassan Abdoul-Carime; Sylvain Cecchini; Léon Sanche
Alteration of protein structure induced by low-energy (<18 eV) electrons. I. The peptide and disulfide bridges.
Radiation research 2002;158(1):23-31.
2002: QB Lu; Andrew D Bass; Léon Sanche
Superinelastic electron transfer: electron trapping in H2O ice via the N-2((2)Pi(g)) resonance.
Physical review letters 2002;88(14):147601.
2002: Badia Boudaïffa; Pierre Cloutier; Darel J Hunting; Michael A Huels; Léon Sanche
Cross sections for low-energy (10-50 eV) electron damage to DNA.
Radiation research 2002;157(3):227-34.
2002: Hassan Abdoul-Carime; Léon Sanche
Fragmentation of short single DNA strands by 1-30 eV electrons: dependence on base identity and sequence.
International journal of radiation biology 2002;78(2):89-99.
2002: Léon Sanche
Mechanisms of low energy electron damage to condensed biomolecules and DNA.
Radiation protection dosimetry 2002;99(1-4):57-62.
2001: QB Lu; Léon Sanche
Effects of cosmic rays on atmospheric chlorofluorocarbon dissociation and ozone depletion.
Physical review letters 2001;87(7):078501.
2001: Hassan Abdoul-Carime; Léon Sanche
Sequence-specific damage induced by the impact of 3-30 eV electrons on oligonucleotides.
Radiation research 2001;156(2):151-7.
2001: Hassan Abdoul-Carime; Michael A Huels; Eugen Illenberger; Léon Sanche
Sensitizing DNA to secondary electron damage: resonant formation of oxidative radicals from 5-halouracils.
Journal of the American Chemical Society 2001;123(22):5354-5.
2001: Hassan Abdoul-Carime; Pierre Cloutier; Léon Sanche
Low-energy (5-40 eV) electron-stimulated desorption of anions from physisorbed DNA bases.
Radiation research 2001;155(4):625-33.
2000: Badia Boudaïffa; Darel J Hunting; Pierre Cloutier; Michael A Huels; Léon Sanche
Induction of single- and double-strand breaks in plasmid DNA by 100-1500 eV electrons.
International journal of radiation biology 2000;76(9):1209-21.
2000: Badia Boudaïffa; Pierre Cloutier; Darel J Hunting; Michael A Huels; Léon Sanche
Resonant formation of DNA strand breaks by low-energy (3 to 20 eV) electrons.
Science (New York, N.Y.) 2000;287(5458):1658-60.
2000: Hassan Abdoul-Carime; P C Dugal; Léon Sanche
Damage induced by 1-30 eV electrons on thymine- and bromouracil-substituted oligonucleotides.
Radiation research 2000;153(1):23-8.
1999: P C Dugal; Michael A Huels; Léon Sanche
Low-energy (5-25 eV) electron damage to homo-oligonucleotides.
Radiation research 1999;151(3):325-33.
1999: D V Klyachko; Michael A Huels; Léon Sanche
Halogen anion formation in 5-halouracil films: X rays compared to subionization electrons.
Radiation research 1999;151(2):177-87.
1998: Andrew D Bass; Léon Sanche
Absolute and effective cross-sections for low-energy electron-scattering processes within condensed matter.
Radiation and environmental biophysics 1998;37(4):243-57.