Microscopy and ESR
Hall 4
Thursday: 13:30 - 15:30
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924.
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MR Microimaging of Silicon Artificial Microstructure at 14.1 T
Seung-Cheol Lee1, Kiseong Kim1, Junghyun Kim1, Soonchil Lee1, Jeong Han Yi2, Chaejoon Cheong3
1Korea Advanced Institute of Science and Technology, Taejon, Korea; 2Konkuk University, Choongju, Korea; 3Korea Basic Science Institute, Taejon, Korea.
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925.
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MR-Microscopy at 35 µm on a Whole Body MR-System: Quality Control by Modulation Transfer Function and Applications
Andreas Berg1, Heinz Wanzenboeck2, T. Hesjedal3, Ewald Moser1
1University of Vienna, Vienna, Austria; 2Vienna University of Technology, Vienna, Austria; 3Stanford University, Stanford, CA, USA.
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926.
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Morphologic Phenotyping of a Uricase Knockout using MR Microscopy of Fixed/Stained Whole Specimens
Laurence W. Hedlund1, B. Fubara1, G. P. Cofer1, S. J. Kelly1, S. L. Gewalt1, M. S. Hershfield1, G. A. Johnson1
1Duke University, Durham, NC, USA.
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927.
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Visualization of Individual Axons in Larval Lamprey Spinal Cord by MR Microscopy
Alexander Wright1, S. L. Wehrli2, M. Takahashi1, G. Zhang1, David Hackney1, M. E. Selzer1, Felix Wehrli1
1University of Pennsylvania Medical Center, Philadelphia, PA, USA; 2Children's Hospital of Philadelphia, Philadelphia, PA, USA.
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928.
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In Vivo High-Resolution MRI of the Finger Bone at 7 T
Genevieve Guillot1, David Last1, Luc Darrasse1, Michael Szimtenings2, Titus Lanz2, Axel Haase2
1U2R2M (CNRS ESA 8081), Orsay, France; 2Universität Würzburg, Würzburg, Germany.
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929.
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MRI, a New Method for Morphological Insect Classification
Stefan Wecker1, Thomas Hörnschemeyer2, Mathias Hoehn1
1Max-Planck-Institut for Neurological Research, Köln, Germany; 2University of Göttingen, Göttingen, Germany.
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930.
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Image-Based EKG Gating for 4D-Velocity Microscopy in Embryonic Models.
John C. Wood1, J. Michael Tyszka2, Russell E. Jacobs2
1Childrens Hospital of Los Angeles, University of Southern California, Los Angeles, CA, USA; 2California Institute of Technology, Pasadena, CA, USA.
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931.
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Water and Lipid MR Imaging of the Xenopus Oocyte
Jonathan V. Sehy1, Joseph J.H. Ackerman1, Jeffrey J. Neil2
1Washington University, St. Louis, MO. USA; 2St. Louis Children's Hospital, St Louis, MO, USA.
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932.
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Electron Paramagnetic Resonance Measurement and Imaging of the Effects of Topical Antioxidants on Nitroxide Free Radical Penetration, Metabolism and Distribution in Human Skin
Guanglong He1, Alexandre Samouilov1, Mohanad M. Fallouh1, Periannan Kuppusamy1, Jay L. Zweier1
1Johns Hopkins University, School of Medicine, Baltimore, MD, USA.
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933.
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Coating of Oxygen Sensitive Paramagnetic Particles for EPR Oximetry
Jiang He1, Nelson Beghein1, Bernard Gallez1
1Université catholique de Louvain, Brussels, Belgium.
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934.
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Mapping Tissue Perfusion, Ischemic Risk Region and Redox State in the Rat Heart Using EPR Imaging
Murugesan Velayutham1, Haiquan Li1, Periannan Kuppusamy1, Jay L. Zweier1
1Johns Hopkins University, School of Medicine, Baltimore, MD, USA.
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935.
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Measurement of Longitudinal Relaxation Times of Free Radicals by Low Field Pulsed Dynamic Nuclear Polarization
Marcello Alecci1, David J. Lurie2, Antonello Sotgiu1
1Universita' dell'Aquila, L'Aquila, Italy; 2University of Aberdeen, Foresterhill, Aberdeen, Scotland, UK.
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936.
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In Vivo Stable Spin Probes for EPR and DNP Imaging
Thierry Guiberteau1, Lucien Marx2, Robert Chiarelli2, Daniel Grucker1, André Rassat2
1Université Louis Pasteur, Strasbourg, France; 2Ecole Normale Supérieure, Paris, France.
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937.
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Comparitive Sensitivity of a pH-sensitive Spin Probe in Natural and Isotopically-Substituted States
Margaret A. Foster1, Igor A. Grigor'ev2, James M.S. Hutchison1, Valery V. Khramtsov3, David J. Lurie1, Ian Nicholson1
1University of Aberdeen, Foresterhill, Aberdeen, Scotland, UK; 2Institute of Organic Chemistry, Novosibirsk, Russia; 3Institute of Chemical Kinetics, Novosibirsk, Russia.
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938.
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Application of PEDRI to Measure the In Vivo Distribution and Clearance of a Triaryl Methyl Radical in Mice
Jay L. Zweier1, Haihong Li1, Yuanmu Deng1, Periannan Kuppusamy1, David J. Lurie2
1Johns Hopkins University, School of Medicine, Baltimore, MD, USA; 2University of Aberdeen, Aberdeen, Scotland, UK.
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939.
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A Dual-Purpose 20 mT PEDRI and 0.38 T MR Imager based on a Resistive-Magnet Clinical MRI System
David J. Lurie1, Haihong Li2, Jay L. Zweier2
1University of Aberdeen, Foresterhill, Aberdeen, Scotland, UK; 2Johns Hopkins University School of Medicine, Baltimore, MD, USA.
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940.
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Rapid Imaging of Free Radicals In Vivo using Hybrid Fast Field Cycled PEDRI
Wiwat Youngdee1, David J. Lurie1, Margaret A. Foster1
1University of Aberdeen, Foresterhill, Aberdeen, Scotland, UK.
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941.
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T1e* and T2e* Maps Derived from Longitudinally Detected Electron Paramagnetic Resonance Phase Imaging with Application in Oxygen Mapping
Ioannis Panagiotelis1, Ian Nicholson1, James M. S. Hutchison1, Margaret A. Foster1
1University of Aberdeen, Aberdeen, Scotland, UK.
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Hyperpolarized Gases and Non-proton MRI
Hall 4
Thursday: 13:30 - 15:30
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942.
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Whole-Lung Hyperpolarized 3He Diffusion MR Imaging using Interleaved-Spiral Trajectories
Michael Salerno1, James R. Brookeman1, John P. Mugler III1
1University of Virginia, School of Medicine, Charlottesville, VA, USA.
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943.
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High-Resolution Volumetric Imaging of the Lung Air Spaces using Hyperpolarized 3He and Spiral-Trajectory Pulse Sequences
Michael Salerno1, James R. Brookeman1, John P. Mugler III1
1University of Virginia, School of Medicine, Charlottesville, VA, USA.
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944.
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Regional Lung Compliance by Hyperpolarized 3Helium Magnetic Resonance Imaging
Rahim Rizi1, J. E. Baumgardner1, P. K. Saha1, M. Aranda1, A. Asaii1, M. Frazer1, D. A. Roberts1, Mitchell Schnall1, John Leigh, Jr.1
1University of Pennsylvania, Philadelphia, PA, USA.
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945.
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3D Hyperpolarized 3He MR Imaging of the Lung using an Interleaved-Cylindrical k-Space Trajectory
Kai Ruppert1, John P. Mugler III1
1University of Virginia, School of Medicine, Charlottesville, VA, USA.
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946.
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Functional Nonspecificity of T1-Weighted MRI of Laser-Polarized Helium-3 Gas
David Roberts1, Rahim Rizi1, D. A. Lipson1, J. Hansen-Flaschen1, A. Yamomoto1, Warren Gefter1, John Leigh1, Mitchell Schnall1
1University of Pennsylvania, Philadelphia, PA, USA.
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947.
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Low Field Lung Imaging Using Hyperpolarized 3He
Colin McGloin1, Abdelmalek Benattayallah1, Richard William Bowtell1, Stan Fichele1, Alan Moody1, Paul Morgan2, John Robert Owers-Bradley1
1University of Nottingham, Nottingham, UK; 2University Hospital, Queen's Medical Centre, Nottingham, England, UK,
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948.
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3He-MRI in Lung Transplant Recipients: A Comparison with CT
Klaus Kurt Gast1, Hans-Ulrich Kauczor1, Magali Viallon1, Klaus Markstaller1, Balthasar Eberle1, Jana Lill1, E Mayer1, Michael Ulrich Puderbach1, Alexander Thomas Hanke1, Holger Finkemeier1, Wolfgang Schreiber1, Manfred Thelen1
1Klinikum Johannes-Gutenberg-Universität, Mainz, Germany.
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949.
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Positional Dependence of Small Inferior Ventilation Defects Seen on Hyperpolarized Helium-3 MR of the Lung
Jaime Mata1, Talissa Altes1, John Christophe1, John Mugler1, James Brookeman1, Eduard De Lange1
1University of Virginia, Charlottesville, VA, USA.
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950.
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Time-Dependent Hyperpolarized 3He Diffusion MR Imaging: Initial Experience in Healthy and Emphysematous Lungs
Michael Salerno1, James R. Brookeman1, John P. Mugler III1
1University of Virginia, School of Medicine, Charlottesville, VA, USA,
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951.
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Using Dynamic Hyperpolarized Xenon MR to Measure Brain Perfusion
Arvind K Venkatesh1, Kwan Soo Hong2, Lyubov Kubatina2, Yanping Sun2, Robert Mulkern3, Ferenc A. Jolesz2, Mitchell Scott Albert4
1Boston University, Boston, MA, USA; 2Brigham and Women's Hospital, Boston, MA, USA; 3The Children's Hospital, Boston, MA, USA; 4Harvard Medical School, Boston, MA, USA.
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952.
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Rib Susceptibility Artifact on Gradient-Echo Helium-3MRI
David A. Roberts1, Rahim Rizi1, D. Lipson1, A. Yamomoto1, Asaii A.1, A. Hansen-Flaschen1, Warren Gefter1, John Leigh1, Mitchell Schnall1
1University of Pennsylvania, Philadelphia, PA, USA.
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953.
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Effects of Dilution and Oxygenation on T1 of Hyperpolarized 129Xe in Perfluorocarbon Emulsions
Albert Cross1, Dan McPhee1, Giles E. Santyr1, Julia Wallace1, James J. Cheetham1, Greg Cron1
1Carleton University, Ottawa, Ontario, Canada.
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954.
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Direct Observation of the Transport of 129Xe from the Lung-Gas to the Tissue and the Blood
A.K. Venkatesh1, K.S. Hong2, L. Kubatina2, Y. Sun2, R.V. Mulkern3, F.A. Jolesz2, M.S. Albert2
1Boston University, Boston, MA, USA; 2Brigham and Women's Hospital, Boston, MA, USA; 3Children's Hospital, Boston, MA, USA.
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955.
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New Method for Large Scale Production of Hyperpolarized Xenon
Jeannette Carberry1, Michael Briggs1, Stephen Ketel1, Elizabeth Negandhi1, Mark B. Leuschner1, Bill Hersman1
1University of New Hampshire, Durham, NH, USA.
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956.
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Morphologic 19F-MRI of Perflubron in Pig Lung during Partial Liquid Ventilation
Simone Laukemper-Ostendorf1, Wolfgang Schreiber1, Claus Peter Heussel1, Alexander Scholz1, Klaus Markstaller1, Balthasar Eberle1, Norbert Weiler1, Michael Quintel2, Manfred Thelen1, Hans-Ulrich Kauczor1
1Johannes Gutenberg-University, Mainz, Germany; 2University Hospitals Mannheim, Mannheim, Germany.
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957.
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Sodium Imaging of the Brain at 4T Using a Short TE 3D Gradient Echo Acquisition
David Clayton1, Robert Lenkinski2
1University of Pennsylvania, Philadelphia, PA, USA; 2Harvard University, Beth Israel Deaconess Medical Center, Boston, MA, USA.
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958.
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Evidence of Apoptosis in a Region of Decreased 23Na MR Signal after Acute Focal Cerebral Ischemia
Robert Bartha1, Mathew Hogan2, Nagalingum Rajakumar3, Sarah Henderson1, Ravi S Menon1
1The John P. Robarts Research Institute, London, ON. Canada; 2University of Ottawa, Ottawa, ON, Canada; 3University of Western Ontario, London, ON, Canada.
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