Monitoring oxygen sensitive membranes and Vitamin E as an antioxidant
DiPasquale, M.; Nguyen, M. H. L.; Harroun, T. A. & Marquardt, D.
Vol. Accepted for Publication
,
2019
The Behaviour of Vitamin E in Membranes
Atkinson, J.; Marquardt, D. & Harroun, T.
Vol. Accepted for publication
,
2019
VITAMIN E DERIVATIVES AND THEIR USE AS MULTI-SCALE IMAGING AGENTS
Marquardt, D.; Harroun, T.; Ghelfi, M. & Atkinson, J.
2018
Chalk River reactor closure threatens to scatter research community
Lougheed, T.
University Affairs
,
2018
Neutron quest
Lougheed, T.
Canadian Chemcical News
,
2018
doi
Testing High Concentrations of Membrane Active Antibiotic Chlorhexidine Via Computational Titration and Calorimetry
Van Oosten, B.; Marquardt, D. & Harroun, T. A.
Journal of Physical Chemistry B
,
Vol. 121
,
pp. 4657-4668
,
2017
doi
Fluctuations in Hertz chains at equilibrium
Przedborski, M.; Sen, S. & Harroun, T. A.
Physical Review E
,
Vol. 95
,
2017
doi
Long-term behavior of Hertzian chains between fixed walls is really equilibrium
Przedborski, M.; Sen, S. & Harroun, T. A.
International Journal of Modern Physics B: Condensed Matter Physics, Statistical Physics, Applied Physics
,
Vol. 31
,
pp. 1742011
,
2017
doi
The equilibrium phase in heterogeneous Hertzian chains
Przedborski, M.; Sen, S. & Harroun, T. A.
Journal of Statistical Mechanics: Theory and Experiment
,
Vol. 2017
,
pp. 1-21
,
2017
url
Neutron Scattering in Canada is at a Turning Point
Harroun, T.
Physics In Canada
,
Vol. 73
,
2017
doi
A MARTINI extension for Pseudomonas Aeruginosa PAO1 lipopolysaccharide
van Oosten, B. & Harroun, T. A.
Journal of Molecular Graphics and Modelling
,
Vol. 63
,
pp. 125-133
,
2016
doi
Vitamin E Circular Dichroism Studies: Insights to conformational changes induced by the solvent's polarity.
Marquardt, D.; Oosten, B. J. V.; Ghelfi, M.; Atkinson, J. & Harroun, T. A.
Membranes
,
Vol. 6
,
pp. 56
,
2016
doi
url
Cholesterol's Location in Lipid Bilayers
Marquardt, D.; Kučerka, N.; Wassall, S. R.; Harroun, T. A. & Katsaras, J.
Chemistry and Physics of Lipids
,
Vol. 199
,
pp. 17 - 25
,
2016
doi
Lipid Bilayer Thickness Determines Cholesterol’s Location in Model Membranes
Marquardt, D.; Heberle, F. A.; Greathouse, D.; Roger E. Koeppe, I. I.; Standaert, R. F.; van Oosten, B.; Harroun, T. A.; Kinnun, J.; Williams, J.; Wassall, S. & Katsaras, J.
Soft Matter
,
Vol. 12
,
pp. 9417-9428
,
2016
doi
Granular chains with soft boundaries: Slowing the transition to quasiequilibrium
Przedborski, M.; Harroun, T. A. & Sen, S.
Physical Review E
,
Vol. 91
,
pp. 1
,
2015
doi
Localizing energy in granular materials
Przedborski, M. A.; Harroun, T. A. & Sen, S.
Applied Physics Letters
,
Vol. 107
,
2015
doi
α-Tocopherol’s Location in Membranes Is Not Affected by Their Composition
Marquardt, D.; Kucerka, N.; Katsaras, J. & Harroun, T. A.
Langmuir
,
Vol. 31
,
pp. 4464-4472
,
2015
doi
url
Neutron Scattering at the Intersection of Heart Health Science and Biophysics
Marquardt, D.; Alsop, R. J.; Rheinstädter, M. C. & Harroun, T. A.
Journal of Cardiovascular Development and Disease
,
Vol. 2
,
pp. 125-140
,
2015
doi
url
α-Tocopherol Is Well Designed to Protect Polyunsaturated Phospholipids: MD Simulations
Leng, X.; Kinnun, J.; Marquardt, D.; Ghefli, M.; Kučerka, N.; Katsaras, J.; Atkinson, J.; Harroun, T.; Feller, S. & Wassall, S.
Biophysical Journal
,
Vol. 109
,
pp. 1608-1618
,
2015
doi
Molecular Structures of Fluid Phosphatidylethanolamine Bilayers Obtained from Simulation-to-Experiment Comparisons and Experimental Scattering Density Profiles
Kučerka, N.; Van Oosten, B.; Pan, J.; Heberle, F.; Harroun, T. & Katsaras, J.
The Journal of Physical Chemistry B
,
Vol. 119
,
pp. 1947-1956
,
2015
doi
Macrocyclic Oligoesters Incorporating a Cyclotetrasiloxane Ring
Frampton, M.; Marquardt, D.; Jones, T.; Harroun, T. & Zelisko, P.
Biomacromolecules
,
Vol. 16
,
pp. 2091-2100
,
2015
doi
Aspirin inhibits formation of cholesterol rafts in fluid lipid membranes
Alsop, R. J.; Toppozini, L.; Marquardt, D.; Kučerka, N.; Harroun, T. A. & Rheinstädter, M. C.
Biochimica et Biophysica Acta
,
Vol. 1848
,
pp. 805-812
,
2015
doi
Small molecule interaction with lipid bilayers: A molecular dynamics study of chlorhexidine
Van Oosten, B.; Marquardt, D.; Komljenović, I.; Bradshaw, J. P.; Sternin, E. & Harroun, T. A.
Journal of Molecular Graphics and Modelling
,
Vol. 48
,
pp. 96-104
,
2014
doi
Dimyristoyl Phosphatidylcholine: A Remarkable Exception to alpha-Tocopherol's Membrane Presence
Marquardt, D.; Williams, J. A.; Kinnun, J. J.; Kucerka, N.; Atkinson, J.; Wassall, S. R.; Katsaras, J. & Harroun, T. A.
Journal of the American Chemical Society
,
Vol. 136
,
pp. 203-210
,
2014
Locations of Small Biomolecules in Model Membranes
Marquardt, D. & Harroun, T. A.
2014
doi
Tocopherol Activity Correlates with Its Location in a Membrane: A New Perspective on the Antioxidant
Marquardt, D.; Williams, J. A.; Kučerka, N.; Atkinson, J.; Wassall, S. R.; Katsaras, J. & Harroun, T. A.
Journal of the American Chemical Society
,
Vol. 135
,
pp. 7523-7533
,
2013
doi
The Observation of Highly Ordered Domains in Membranes with Cholesterol
Armstrong, C. L.; Marquardt, D.; Dies, H.; Kučerka, N.; Yamani, Z.; Harroun, T. A.; Katsaras, J.; Shi, A.-C. & Rheinstädter, M. C.
PLOS One
,
Vol. 8
,
2013
doi
Synthesis of polyesters containing disiloxane subunits: Structural characterization, kinetics, and an examination of the thermal tolerance of Novozym-435
Frampton, M. B.; Séguin, J. P.; Marquardt, D.; Harroun, T. A. & Zelisko, P. M.
Journal of Molecular Catalysis B: Enzymatic
,
Vol. 85-86
,
pp. 149-155
,
2012
doi
Temperature Driven Annealing of Perforations in Bicellar Model Membranes
Nieh, M.-P.; Raghunathan, V. A.; Pabst, G.; Harroun, T. A.; Nagashima, K.; Morales, H.; Katsaras, J. & Macdonald, P.
Langmuir
,
Vol. 27
,
pp. 4838-4847
,
2011
doi
Cholesterol in unusual places
Kučerka, N.; Nieh, M.-p.; Marquardt, D.; Harroun, T. A.; Wassal, S. R. & Katsaras, J.
Journal of Physics: Conference Series
,
Vol. 251
,
2010
doi
Cholesterol in Bilayers with PUFA Chains: Doping with DMPC or POPC Results in Sterol Reorientation and Membrane-Domain Formation
Kucerka, N.; Marquardt, D.; Harroun, T. A.; Nieh, M.-P.; Wassall, S. R.; de Jong, D. H.; Schaefer, L. V.; Marrink, S. J. & Katsaras, J.
Biochemistry
,
Vol. 49
,
pp. 7485-7493
,
2010
doi
Location of Chlorhexidine in DMPC Model Membranes: A Neutron Diffraction Study
Komljenović, I.; Marquardt, D.; Harroun, T. A. & Sternin, E.
Chemistry and Physics of Lipids
,
2010
Canadians' health requires a secure source of medical isotopes
Harroun, T. & Ryan, D.
Montreal Gazette
,
2010
Silence on the isotope report
Harroun, T. & Ryan, D.
Winnipeg Free Press
,
2010
doi
Neutron Diffraction and Vitamin E
Harroun, T. A.; Marquardt, D.; Katsaras, J. & Atkinson, J.
Journal of Physics: Conference Series.
,
Vol. 251
,
2010
doi
The Location and Behavior of α-Tocopherol in Membranes
Atkinson, J.; Harroun, T.; Wassall, S. R.; Stillwell, W. & Katsaras, J.
Molecular Nutrition and Food Research
,
Vol. 54
,
pp. 641-651
,
2010
Submission to the Expert Review Panel on Medical Isotope Production: ``The Canadian Neutron Centre''
Ryan, D. & Harroun, T.
2009
Nuclear inaction puts half-century of innovation at risk.
Paperny, A. M.
Globe and Mail
,
2009
doi
The Functional Significance of Lipid Diversity: Orientation of Cholesterol in Bilayers is Determined by Lipid Species.
Kučerka, N.; Marquardt, D.; Harroun, T.; Nieh, M.-P.; Wassall, S. & Katsaras, J.
Journal of the American Chemical Society
,
Vol. 131
,
pp. 16358-16359
,
2009
Time to jump at opportunity
Klein, G.
The Saskatoon StarPheonix
,
2009
doi
Scattering for biophysics and biotechnology: Examples of self-assembled lipid systems
Harroun, T. A.; Kučerka, N.; Nieh, M.-P. & Katsaras, J.
Soft Matter
,
Vol. 5
,
pp. 2694-2703
,
2009
Why the reactor shutdown is really bad news for neutron research
Harroun, T.
Globe and Mail
,
2009
Canada's medical isotope industry in peril as U.S. moves to make its own supply
Galloway, G. & Howlett, K.
Globe and Mail
,
2009
Making sense of the isotope shortage
Dickson, E.
Brock Press
,
2009
doi
Ion distribution in multilayers of weak polyelectrolytes: A neutron reflectometry study
Tanchak, O. M.; Yager, K. G.; Fritzsche, H.; Harroun, T.; Katsaras, J. & Barrett, C. J.
The Journal of Chemical Physics
,
Vol. 129
,
pp. 1-10
,
2008
doi
Cholesterol Shows Preference for the Interior of Polyunsaturated Lipid Membranes
Marrink, S. J.; de Vries, A. H.; Harroun, T. A.; Katsaras, J. & Wassall, S. R.
Journal of the American Chemical Society
,
Vol. 103
,
pp. 10-11
,
2008
doi
Effect of cations on the structure of bilayers formed by lipopolysaccharides isolated from P. Aeruginosa PAO1
Kučerka, N.; Papp-Szabo, E.; Nieh, M.-P.; Harroun, T.; Schooling, S.; Pencer, J.; Nicholson, E.; Beveridge, T. & Katsaras, J.
The Journal of Physical Chemistry B
,
Vol. 112
,
pp. 8057-8062
,
2008
doi
Cholesterol is found to reside in the center of a polyunsaturated lipid membrane
Harroun, T.; Katsaras, J. & Wassall, S.
Biochemistry
,
Vol. 47
,
pp. 7090-7096
,
2008
url
Planning to 2050 for Materials Research with Neutron Beams in Canada
Greedan, J.; Adams, C.; Clapham, L.; Harroun, T. & Root, J.
Canadian Institute for Neutron Scattering
,
2008
doi
The study of liposomes, lamellae and membranes using neutrons and X-rays
Kučerka, N.; Nieh, M.-P.; Pencer, J.; Harroun, T. & Katsaras, J.
Current Opinion in Colloid & Interface Science
,
Vol. 1
,
pp. 1
,
2007
doi
Characterization of protein resistant, grafted methacrylate polymer layers bearing oligo(ethylene glycol) and phosphorylcholine side chains by neutron reflectometry
Feng, W.; Nieh, M.-P.; Zhu, S.; Harroun, T. A.; Katsaras, J. & Brash, J. L.
Biointerphases
,
Vol. 2
,
pp. 34-43
,
2007
doi
Water Distribution in Multilayers of Weak Polyelectrolytes
Tanchak, O. M.; Yager, K. G.; Fritzsche, H.; Harroun, T.; Katsaras, J. & Barrett, C. J.
Langmuir
,
Vol. 22
,
pp. 5137-5143
,
2006
Neutron Scattering from Biomaterials in Complex Sample Environments
Katsaras, J.; Harroun, T. A.; Nieh, M.-P.; Chakrapani, M.; Watson, M. J. & Raghunathan, V. A.
pp. 107-126
,
2006
Neutron Scattering for Biology
Harroun, T. A.; Wignall, G. D. & Katsaras, J.
pp. 1-18
,
2006
doi
Cholesterol Hydrozyl Group Is Found To Reside in the Center of a Polyunsaturated Lipid Membrane
Harroun, T. A.; Katsaras, J. & Wassall, S. R.
Biochemistry
,
Vol. 45
,
pp. 1227-1233
,
2006
doi
0.9 T static magnetic field and temperature-controlled specimen environment for use with general-purpose optical microscopes
Harroun, T. A.; Desrochers, C. M.; Nieh, M.-P.; Watson, M. J. & Katsaras, J.
Review of Scientific Instruments
,
Vol. 77
,
pp. 1-4
,
2006
doi
Autoinsertion of soluble oligomers of Alzheimer's Abeta(1-42) peptide into cholesterol-containing membranes is accompanied by relocation of the sterol towards the bilayer surface
Ashley, R. H.; Harroun, T. A.; Hauss, T.; Breen, K. C. & Bradshaw, J. P.
BMC Structural Biology
,
Vol. 6
,
pp. 1-11
,
2006
doi
Bilayer thickness and thermal response of dimyristoylphosphatidylcholine unilamellar vesicles containing cholesterol, ergosterol and lanosterol: A small-angle neutron scattering study
Pencer, J.; Nieh, M.-P.; Harroun, T. A.; Krueger, S.; Adams, C. & Katsaras, J.
Biochimica et Biophysica Acta
,
Vol. 1720
,
pp. 84-91
,
2005
doi
Spontaneously formed unilamellar vesicles with path-dependent size distribution
Nieh, M.-P.; Raghunathan, V. A.; Kline, S. R.; Harroun, T. A.; Huang, C.-Y.; Pencer, J. & Katsaras, J.
Langmuir
,
Vol. 21
,
pp. 6656-6661
,
2005
doi
Structural Phase Behavior of High-Concentration, Alignable Biomemetic Bicellar Mixtures
Nieh, M.-P.; Raghunathan, V. A.; Glinka, C. J.; Harroun, T. A. & Katsaras, J.
Macromolecular Symposia
,
Vol. 219
,
pp. 135-145
,
2005
doi
``Bicellar'' Lipid Mixtures as used in Biochemical and Biophysical Studies
Katsaras, J.; Harroun, T. A.; Pencer, J. & Nieh, M.-P.
Naturwissenschaften
,
Vol. 92
,
pp. 355-366
,
2005
doi
A comprehensive examination of mesophases formed by DMPC and DHPC mixtures
Harroun, T. A.; Koslowsky, M.; Nieh, M.-P.; de Lannoy, C.-F.; Raghunathan, V. A. & Katsaras, J.
Langmuir
,
Vol. 21
,
pp. 5356 - 5361
,
2005
doi
Variable temperature, relative humidity (0 - 100% RH), and liquid neutron reflectometry sample cell suitable for polymeric and biomimetic materials
Harroun, T. A.; Fritzsche, H.; Nieh, M.-P.; Yager, K.; Tanchak, O.; Barrett, C. & Katsaras, J.
Review of Scientific Instruments
,
Vol. 76
,
pp. 1-5
,
2005
doi
A structural study of the myristoylated N-terminus of ARF1
Harroun, T. A.; Bradshaw, J. P.; Balali-Mood, K. & Katsaras, J.
Biochimica et Biophysica Acta
,
Vol. 1668
,
pp. 138-144
,
2005
doi
Neutron Diffraction with an Excess-Water Cell
Harroun, T. A.; Balali-Mood, K.; Hauss, T.; Otomo, T. & Bradshaw, J. P.
Journal of Biological Physics
,
Vol. 31
,
pp. 207-218
,
2005
doi
Membrane-bound ARF1 peptide: Interpretation of neutron diffraction data by molecular dynamics simulation methods
Balali-Mood, K.; Harroun, T. A. & Bradshaw, J. P.
Molecular Membrane Biology
,
Vol. 22
,
pp. 379-388
,
2005
doi
Magnetically Alignable Phase of Phospholipid ``Bicelle'' Mixtures Is a Chiral Nematic Made Up of Wormlike Micelles
Nieh, M.-P.; Raghunathan, V. A.; Glinka, C. J.; Harroun, T. A.; Pabst, G. & Katsaras, J.
Langmuir
,
Vol. 20
,
pp. 7893-7897
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2004
doi
url
Spontaneously Formed Monodisperse Biomimetic Unilamellar Vesicles: The Effect of Charge, Dilution and Time
Nieh, M.-P.; Harroun, T. A.; Raghunathan, V. A.; Glinka, C. J. & Katsaras, J.
Biophysical Journal
,
Vol. 86
,
pp. 2615-2629
,
2004
url
Neutron and X-ray Scattering From Biologically Relevant Materials
Katsaras, J.; Nieh, M.-P.; Harroun, T. A.; Chakrapani, M. & Watson, M. J.
Physics in Canada
,
Vol. 60
,
pp. 93-100
,
2004
doi
Finite-Size Effects in Biomimetic Smectic Films
Harroun, T. A.; Raghunathan, V. A.; Nieh, M.-P. & Katsaras, J.
Physical Review E
,
Vol. 70
,
pp. 1-4
,
2004
doi
The Relationship Between the Unbinding and Main Transition Temperatures of Phospholipid Bilayers Under Pressure
Harroun, T. A.; Nieh, M.-P.; Watson, M. J.; Raghunathan, V. A.; Pabst, G.; Morrow, M. R. & Katsaras, J.
Physical Review E
,
Vol. 69
,
pp. 1-8
,
2004
doi
Finite size effects do not reduce the repeat spacing of phospholipid multibilayer stacks on a rigid substrate
Harroun, T. A.; Koslowsky, M.; Nieh, M.-P.; Raghunathan, V. A. & Katsaras, J.
European Physical Journal E
,
Vol. 13
,
pp. 359-362
,
2004
doi
Neutron sample cell suitable for the diffraction of aligned biomaterials and capable of exerting up to 370 MPa of hydrostatic pressure
Watson, M. J.; Nieh, M.-P.; Harroun, T. A. & Katsaras, J.
Review of Scientific Intruments
,
Vol. 74
,
pp. 2778-2781
,
2003
doi
Concentration-Independent Spontaneously Forming Biomimetric Vesicles
Nieh, M.-P.; Harroun, T. A.; Raghunathan, V. A.; Glinka, C. J. & Katsaras, J.
Physical Review Letters
,
Vol. 91
,
pp. 1-4
,
2003
doi
The fusion peptide of simian immunodeficiency virus and the phase behaviour of N-methylated dioleoylphosphatidylethanolamine
Harroun, T. A.; Gourlay, I.; Balali-Mood, K. & Bradshaw, J. P.
Biochimica et Biophysica Acta
,
Vol. 1617
,
pp. 62-68
,
2003
doi
The membrane bound N-terminal domain of human adenosine diphosphate ribosylation factor-1 (ARF1)
Davies, S. M. A.; Harroun, T. A.; Hauss, T.; Kelly, S. M. & Bradshaw, J. P.
FEBS Letters
,
Vol. 548
,
pp. 119-124
,
2003
doi
Molecular dynamics simulations of a mixed DOPC/DOPG bilayer
Balali-Mood, K.; Harroun, T. A. & Bradshaw, J. P.
Euorpean Physical Journal E
,
Vol. 12
,
pp. 135-140
,
2003
doi
The effect of fusion inhibitors on the phase behaviour of N-methylated dioleoylphosphatidylethanolamine
Darkes, M. J. M.; Harroun, T. A.; Davies, S. M. A. & Bradshaw, J. P.
Biochimica et Biophysica Acta
,
Vol. 1561
,
pp. 119-129
,
2002
doi
url
Barrel-Stave Model or Toroidal Model? A Case Study on Melittin Pores
Yang, L.; Harroun, T. A.; Weiss, T. M.; Ding, L. & Huang, H. W.
Biophysical Journal
,
Vol. 81
,
pp. 1475-1485
,
2001
doi
Inhibitors can arrest the membrane activity of human islet amyloid polypeptide independently of amyloid formation
Harroun, T. A.; Bradshaw, J. P. & Ashley, R. H.
FEBS Letters
,
Vol. 507
,
pp. 200-204
,
2001
doi
Membrane Thinning Effect of the β-Sheet Antimicrobial Protegrin
Heller, W. T.; Waring, A. J.; Lehrer, R. I.; Harroun, T. A.; Weiss, T. M.; Yang, L. & Huang, H. W.
Biochemistry
,
Vol. 39
,
pp. 139-145
,
2000
doi
Oblique Membrane Insertion of Viral Fusion Peptide Probed by Neutron Diffraction
Bradshaw, J. P.; Darkes, M. J. M.; Harroun, T. A.; Katsaras, J. & Epand, R. M.
Biochemistry
,
Vol. 39
,
pp. 6581-6585
,
2000
doi
url
Supramolecular Structures of Peptide Assemblies in Membranes by Neutron Off-Plane Scattering: Method of Analysis
Yang, L.; Weiss, T. M.; Harroun, T. A.; Heller, W. T. & Huang, H. W.
Biophysical Journal
,
Vol. 77
,
pp. 2648-2656
,
1999
doi
url
Experimental Evidence for Hydrophobic Matching and Membrane-Mediated Interactions in Lipid Bilayers Containing Gramicidin
Harroun, T. A.; Heller, W. T.; Weiss, T. M.; Yang, L. & Huang, H. W.
Biophysical Journal
,
Vol. 76
,
pp. 937-945
,
1999
doi
url
Theoretical Analysis of Hydrophobic Matching and Membrane-Mediated Interactions in Lipid Bilayers Containing Gramicidin
Harroun, T. A.; Heller, W. T.; Weiss, T. M.; Yang, L. & Huang, H. W.
Biophysical Journal
,
Vol. 76
,
pp. 3176-3185
,
1999
doi
url
Neutron Off-Plane Scattering of Aligned Membranes. I. Method of Measurement
Yang, L.; Harroun, T. A.; Heller, W. T.; Weiss, T. M. & Huang, H. W.
Biophysical Journal
,
Vol. 75
,
pp. 641-645
,
1998
doi
url
Effect of changing the size of lipid headgroup on peptide insertion into membranes
Heller, W. T.; He, K.; Ludtke, S. J.; Harroun, T. A. & Huang, H. W.
Biophysical Journal
,
Vol. 73
,
pp. 239-244
,
1997
doi
Membrane Pores Induced by Magainin
Ludtke, S. J.; He, K.; Heller, W. T.; Harroun, T. A.; Yang, L. & Huang, H. W.
Biochemistry
,
Vol. 35
,
pp. 13723-13728
,
1996

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