Recent Publications From the PSI Group
J. Wang, A. Quirk, J. Lipkowski, J.R. Dutcher and A.J. Clarke. Direct in Situ Observation of Synergism between Cellulolytic
Enzymes during the Biodegradation of Crystalline Cellulose Fibers, Langmuir, in press.
J.J. Leitch, C. Brosseau, S. Roscoe, K. Bessonov, J.R. Dutcher and J. Lipkowski. Electrochemical and PM-IRRAS Characterization of Cholera Toxin Binding at a Model Biological Membrane,
Langmuir 29, 965-976 (2013).
L.N. Rahman, F. McKay, M. Giuliani, A. Quirk, B.A. Moffatt, G. Harauz and J.R. Dutcher. Interactions of Thellungiella salsuginea dehydrins TsDHN-1 and
TsDHN-2 with membranes at cold and ambient temperatures - Surface morphology and single-molecule force measurements show phase separation, and reveal
tertiary and quaternary associations, BBA - Biomembranes 1828, 967-980 (2013).
S.G. Allen, O. Tanchak, A. Quirk, A.N. Raegen, K. Reiter, R. Whitney, A.J. Clarke, J. Lipkowski and J.R. Dutcher. Surface Plasmon Resonance
Imaging of the Enzymatic Degradation of Cellulose Microfibrils , Anal. Methods 4, 3238-3245 (2012).
J. Wang, A. Quirk, J. Lipkowski, J.R. Dutcher, C. Hill, A. Mark and A.J. Clarke. Real-Time Observation
of the Swelling and Hydrolysis of a Single Crystalline Cellulose Fiber Catalyzed by Cellulase 7B from
Trichoderma reesei, Langmuir 28, 9664-9672 (2012).
J.J. Leitch, J. Collins, A.K. Friedrich, U. Stimming, J.R. Dutcher and J. Lipkowski. Infrared Studies of the
Potential Controlled Adsorption of Sodium Dodecyl Sulfate at the Au(111) Electrode Surface,
Langmuir 28, 2455-2464 (2012).
L.N. Rahman, G.S.T. Smith, V.V. Bamm, J.A.M. Voyer-Grant, B.A. Moffatt, J.R. Dutcher and G. Harauz. Phosphorylation
of Thellungiella salsuginea dehydrins TsDHN-1 and TsDHN-2 facilitates cation-induced conformational changes and actin assembly,
Biochemistry 50, 9587-9604 (2011).
A. Touhami, M. Alexander, M. Kurylowicz, C. Gram, M. Corredig and J.R. Dutcher. Probing Protein Conformations at the Oil
Droplet-Water Interface Using Single-Molecule Force Spectroscopy, Soft Matter 7, 10274-10284 (2011).
B.C. Bryksa, P. Bhaumik, E. Magracheva, D.C. De Moura, M. Kurylowicz, A. Zdanov, J.R. Dutcher, A. Wlodawer and R.Y. Yada.
Structure and mechanism of the saposin-like domain of a plant aspartic proteinase, J. Biol. Chem. 286, 28265-28275 (2011).
L.N. Rahman, V.V. Bamm, J.A.M. Voyer, G.S.T. Smith, L. Chen, M.W. Yaish, B.A. Moffatt, J.R. Dutcher and G. Harauz. Zinc induces
disorder-to-order transitions in free and membrane-associated Thellungiella salsuginea dehydrins TsDHN-1 and TsDHN-2 - A solution CD
and solid-state ATR-FTIR study, Amino Acids 40, 1485-1502 (2011).
L.N. Rahman, L. Chen, S. Nazim, V.V. Bamm, M.W.F. Yaish, B.A. Moffatt, J.R. Dutcher and G. Harauz. Interactions of intrinsically
disordered Thellungiella salsuginea dehydrins TsDHN-1 and TsDHN-2 with membranes - Synergistic effects of lipid composition
and temperature on secondary structure, Biochem. Cell Biol. 88, 791-807 (2010).
A. Quirk, J. Lipkowski, C. Vandenende, D. Cockburn, A. Clarke, J.R. Dutcher and S.G. Roscoe. Direct Visualization of Enzymatic Digestion
of a Single fiber of Native Cellulose in Aqueous Environment by Atomic Force Microscopy,
Langmuir 26, 5007-5013 (2010).
Graham S.T. Smith, Lin Chen, Vladimir V. Bamm, John R. Dutcher and George Harauz. The interaction of zinc with membrane-associated 18.5 kDa myelin basic
protein (MBP) - an attenuated total reflectance-Fourier transform infrared (ATR-FTIR) spectroscopic study,
Amino Acids 39, 739-750 (2010).
J.-B. Fiche, T. Laredo, O. Tanchak, J. Lipkowski, J.R. Dutcher and R.Y. Yada. Influence of an electric field on
oriented films of DMPC/gramicidin bilayers: a circular dichroism study,
Langmuir 26, 1057-1066 (2010).
P. Lau, T. Lindhout, T.J. Beveridge, J.R. Dutcher and J.S. Lam. Differential lipopolysaccharide core capping leads to quantitative and
correlated modifications of mechanical and structural properties in Pseudomonas aeruginosa biofilms, J. Bacteriol. 191, 6618-6631 (2009).
V. Vadillo-Rodriguez, S. Schooling and J.R. Dutcher. In Situ Characterization of Differences in the Viscoelastic Response of
Individual Gram-Negative and Gram-Positive Bacterial Cells,
J. Bacteriol. 191, 5518-5525 (2009).
J. Leitch, J. Kunze, J.D. Goddard, A.L. Schwan, R.J. Faragher, R. Naumann, W. Knoll, J.R. Dutcher and J. Lipkowski. In Situ PM-IRRAS Studies of an Archaea
Analogue Thiolipid Assembled on a Au(111) Electrode Surface,
Langmuir 25, 10354-10363 (2009).
O. Stukalov, A.A. Korenevsky, T.J. Beveridge and J.R. Dutcher. Use of Atomic Force Microscopy and Transmission Electron
Microscopy for Correlative Studies of Bacterial Capsules, Appl. Environ. Microbiol. 74, 5457-5465 (2008).
V. Vadillo-Rodriguez, T.J. Beveridge and J.R. Dutcher. Surface Viscoelasticity of Individual Gram-Negative Bacterial Cells
Studied Using Atomic Force Microscopy, J. Bacteriol., 190, 4225-4232 (2008).
T. Laredo, J. Leitch, M. Chen, I.J. Burgess, J.R. Dutcher and J. Lipkowski. Measurement of the Charge Number Per Adsorbed
Molecule and Packing Densities of Self-Assembled Long-Chain Monolayers of Thiols, Langmuir, 23, 6205-6211 (2007).
C.B. Roth, A. Pound, S.W. Kamp, C.A. Murray and J.R. Dutcher. Molecular Weight Dependence of the Glass
Transition Temperature of Freely-Standing Poly(Methyl Methacrylate) Films, Eur. Phys. J. E 20, 441-448 (2006).
J. Kunze, J. Leitch, A.L. Schwann, R.J. Faragher, R. Naumann, S. Schiller, W. Knoll, J.R. Dutcher
J. Lipkowski. A New Method to Measure Packing Densities of Self-Assembled Thiolipid Monolayers,
Langmuir, 22, 5509 (2006).
C.B. Roth and J.R. Dutcher. Hole Growth as a Micro-Rheological Probe to Measure the
Viscosity of Polymers Confined to Thin Films, special issue
on Dynamics of Confined Polymers, J. Polym. Sci.: Polym. Phys. 44, 3011-3021 (2006).
O. Stukalov, C.A. Murray, A. Jacina and J.R. Dutcher. Relative Humidity Control for Atomic Force
Microscopes, Rev. Sci. Instrum. 77, 033704-1 - 033704-6 (2006) (featured in
Virtual Journal of Nanoscale Science and Technology, April 2006).
C.A. Murray, S.W. Kamp, J.M. Thomas and J.R. Dutcher. Onset and Manipulation of Self-Assembled
Morphology in Freely-Standing Polymer Trilayer Films,
Phys. Rev. E 69, 061612-1 - 061612-11 (2004) (featured in
Virtual Journal of Nanoscale Science and Technology, July 2004).
C.B Roth and J.R. Dutcher. Mobility on Different Length Scales in Thin Polymer Films,
in Soft Materials: Structure and Dynamics, eds. J.R. Dutcher and A.G. Marangoni
(Marcel Dekker, 2004).
M. Wübbenhorst, C.A. Murray, J.A. Forrest and J.R. Dutcher. Dielectric
Relaxations in Ultrathin Films of PMMA: Assessing the Length Scale of
Cooperativity in the Dynamic Glass Transition, Proceedings
of the International Symposium of Electrets (ISE-11), Melbourne Australia
K. Dalnoki-Veress, B. Frick, J. Forrest, J.R. Dutcher, C. Murray and
A. Higgins. First Inelastic Neutron Scattering Studies on Thin Free
Standing Polymer Films, Institut Laue-Langevin (ILL) Millenium Symposium
Technical Report (2001).
K. Dalnoki-Veress, C. Murray, C. Gigault and J.R. Dutcher. Molecular Weight
Dependence of Reductions in the Glass Transition Temperature of Thin Freely-Standing
Polymer Films, Phys. Rev. E 63, 031801-1 - 031801-10 (2001).
K. Dalnoki-Veress, J.A. Forrest, P.-G. de Gennes and J.R. Dutcher. Glass
Transition Reductions in Thin Freely-Standing Polymer Films: A Scaling
Analysis of Chain Confinement Effects [invited], J. Phys.
IV France 10, Pr7-221 - Pr7-226 (2000).
John R. Dutcher, K. Dalnoki-Veress, B.G. Nickel and C.B. Roth. Instabilities
in Thin Polymer Films: From Pattern Formation to Rupture [invited],
Macromol. Symp. 159, 143-150 (2000).
A.P. Hitchcock, T. Tyliszczak, I. Koprinarov, H. Stover, W.H. Li, Y.M. Heng, K. Murti, P. Gerroir, J. R. Dutcher, K. Dalnoki-Veress and H.W. Ade. X-ray Microscopy: Proceedings of the Sixth International Conference, Eds. W. Meyer-Ilse, T. Warwick and D. Attwood (American Institute of Physics Press, 2000), pp. 231-234.
K. Dalnoki-Veress, B.G. Nickel and J.R. Dutcher. Dispersion-Driven
Morphology of Mechanically-Confined Polymer Films, Phys. Rev. Lett.
82, 1486-1489 (1999).
K. Dalnoki-Veress, B.G. Nickel, C. Roth and J.R. Dutcher. Hole Formation
and Growth in Freely-Standing Polystyrene Films, Phys. Rev. E 59,
J.R. Dutcher, K. Dalnoki-Veress and J.A. Forrest. Optical Probes
of the Glass Transition in Thin Polymer Films, book chapter in "Supramolecular
Structure in Confined Geometries", ed. G. Warr and S. Manne (American
Chemical Society Press, 1998), V. 736, pp. 127-139.
J.A. Forrest, K. Dalnoki-Veress and J.R. Dutcher. Brillouin Light
Scattering Studies of the Mechanical Properties of Thin Freely-Standing
Polystyrene Films, Phys. Rev. E 58, 6109-6114 (1998).
K. Dalnoki-Veress, J.A. Forrest and J.R. Dutcher. Mechanical Confinement
Effects on the Phase Separation Morphology of Polymer Blend Thin Films,
Phys. Rev. E 57, 5811-5817 (1998).
C. Gigault and J.R. Dutcher. Analysis of a Simple Method for the
Reduction of Phonon Peak Broadening in Surface Brillouin Light Scattering,
Appl. Opt. 37, 3318-3323 (1998).
J.A. Forrest, K. Dalnoki-Veress and J.R. Dutcher. Interface and Chain
Confinement Effects on the Glass Transition Temperature of Thin Polymer
Films, Phys. Rev. E 56, 5705-5716 (1997).
K. Dalnoki-Veress, J.A. Forrest, J.R. Stevens and J.R. Dutcher. Phase
Separation Morphology of Spincoated Polymer Blend Thin Films, Physica
A 239, 87-94 (1997).
K. Dalnoki-Veress, J.A. Forrest, J.R. Stevens and J.R. Dutcher. Phase Separation
Morphology of Thin Films of Polystyrene/Polyisoprene Blends, J. Polym.
Sci. Part B: Polym. Phys. 34, 3017-3024 (1996).
J.A. Forrest, A.C. Rowat, K. Dalnoki-Veress, J.R. Stevens and J.R. Dutcher.
Brillouin Light Scattering Studies of the Mechanical Properties of
Polystyrene/Polyisoprene Multilayered Thin Films, J. Polym. Sci.
Part B: Polym. Phys. 34, 3009-3016 (1996).
J.A. Forrest, K. Dalnoki-Veress, J.R. Stevens and J.R. Dutcher. Effect
of Free Surfaces on the Glass Transition Temperature of Thin Polymer Films,
Phys. Rev. Lett. 77, 2002-2005 (1996); 77, 4108 (1996).
J.A. Forrest, K. Dalnoki-Veress, J.R. Dutcher, A.C. Rowat and J.R. Stevens. Brillouin Light Scattering Determination of the Glass Transition in Thin, Freely-Standing Polystyrene Films. Proc. Mater. Res. Soc. Symp. 407, 131-136 (1996).
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