Nadim Joni Shah

Summary

Country: Germany

Publications

  1. doi request reprint Measuring the absolute water content of the brain using quantitative MRI
    Nadim Joni Shah
    Institute of Neuroscience and Medicine INM 4, Research Centre Juelich, Juelich, Germany
    Methods Mol Biol 711:29-64. 2011
  2. doi request reprint Multimodal neuroimaging in humans at 9.4 T: a technological breakthrough towards an advanced metabolic imaging scanner
    N Jon Shah
    Institute of Neuroscience and Medicine 4, Research Centre Julich, 52425, Julich, Germany
    Brain Struct Funct 220:1867-84. 2015
  3. pmc Effects of magnetic fields of up to 9.4 T on resolution and contrast of PET images as measured with an MR-BrainPET
    N Jon Shah
    Institute of Neuroscience and Medicine, INM 4 Medical Imaging Physics, Forschungszentrum Julich GmbH, Julich, Germany Department of Neurology, Faculty of Medicine, JARA, RWTH Aachen University, Aachen, Germany
    PLoS ONE 9:e95250. 2014
  4. pmc MR-based PET motion correction procedure for simultaneous MR-PET neuroimaging of human brain
    Marcus Görge Ullisch
    Forschungszentrum Julich, Institute of Neuroscience and Medicine 4, Medical Imaging Physics, Forschungszentrum Julich GmbH, Julich, Germany
    PLoS ONE 7:e48149. 2012
  5. pmc Fine motor skills in adult Tourette patients are task-dependent
    Irene Neuner
    Department of Psychiatry, Psychotherapy and Psychosomatics, RWTH Aachen University, Aachen 52074, Germany
    BMC Neurol 12:120. 2012
  6. doi request reprint Advances in multimodal neuroimaging: hybrid MR-PET and MR-PET-EEG at 3 T and 9.4 T
    N Jon Shah
    Institute of Neuroscience and Medicine 4, Research Centre Julich, 52425 Julich, Germany
    J Magn Reson 229:101-15. 2013
  7. pmc The effects of a DTNBP1 gene variant on attention networks: an fMRI study
    Markus Thimm
    Department of Psychiatry and Psychotherapy, RWTH Aachen University, Aachen, Germany
    Behav Brain Funct 6:54. 2010
  8. pmc Top-down and bottom-up modulation of language related areas--an fMRI study
    Tömme Noesselt
    Department for Neurology II, Otto von Guericke University, Magdeburg, Germany
    BMC Neurosci 4:13. 2003
  9. doi request reprint Quantitative cerebral water content mapping in hepatic encephalopathy
    N J Shah
    Institute of Neuroscience and Biophysics 3 Medicine, Research Centre Jülich GmbH, 52425 Julich, Germany
    Neuroimage 41:706-17. 2008
  10. ncbi request reprint Quantitative T1 mapping of hepatic encephalopathy using magnetic resonance imaging
    Nadim Joni Shah
    Institut fur Medizin, Forschungszentrum Julich GmbH, Julich, Germany
    Hepatology 38:1219-26. 2003

Collaborators

Detail Information

Publications36

  1. doi request reprint Measuring the absolute water content of the brain using quantitative MRI
    Nadim Joni Shah
    Institute of Neuroscience and Medicine INM 4, Research Centre Juelich, Juelich, Germany
    Methods Mol Biol 711:29-64. 2011
    ....
  2. doi request reprint Multimodal neuroimaging in humans at 9.4 T: a technological breakthrough towards an advanced metabolic imaging scanner
    N Jon Shah
    Institute of Neuroscience and Medicine 4, Research Centre Julich, 52425, Julich, Germany
    Brain Struct Funct 220:1867-84. 2015
    ..Further, simultaneous MR-PET data are presented without artefacts and EEG data successfully corrected for the cardioballistic artefact at 9.4 T are presented...
  3. pmc Effects of magnetic fields of up to 9.4 T on resolution and contrast of PET images as measured with an MR-BrainPET
    N Jon Shah
    Institute of Neuroscience and Medicine, INM 4 Medical Imaging Physics, Forschungszentrum Julich GmbH, Julich, Germany Department of Neurology, Faculty of Medicine, JARA, RWTH Aachen University, Aachen, Germany
    PLoS ONE 9:e95250. 2014
    ....
  4. pmc MR-based PET motion correction procedure for simultaneous MR-PET neuroimaging of human brain
    Marcus Görge Ullisch
    Forschungszentrum Julich, Institute of Neuroscience and Medicine 4, Medical Imaging Physics, Forschungszentrum Julich GmbH, Julich, Germany
    PLoS ONE 7:e48149. 2012
    ..In vivo motion corrected images show an evident increase of contrast at the basal ganglia and a good visibility of uptake in tiny structures such as superior colliculi...
  5. pmc Fine motor skills in adult Tourette patients are task-dependent
    Irene Neuner
    Department of Psychiatry, Psychotherapy and Psychosomatics, RWTH Aachen University, Aachen 52074, Germany
    BMC Neurol 12:120. 2012
    ..Despite severe motor tics, different personalities who suffer from Tourette perform successfully as neurosurgeon, pilot or professional basketball player...
  6. doi request reprint Advances in multimodal neuroimaging: hybrid MR-PET and MR-PET-EEG at 3 T and 9.4 T
    N Jon Shah
    Institute of Neuroscience and Medicine 4, Research Centre Julich, 52425 Julich, Germany
    J Magn Reson 229:101-15. 2013
    ....
  7. pmc The effects of a DTNBP1 gene variant on attention networks: an fMRI study
    Markus Thimm
    Department of Psychiatry and Psychotherapy, RWTH Aachen University, Aachen, Germany
    Behav Brain Funct 6:54. 2010
    ..Given the high heritability of schizophrenia the question arises if impaired function of these networks is modulated by susceptibility genes and detectable in healthy risk allele carriers...
  8. pmc Top-down and bottom-up modulation of language related areas--an fMRI study
    Tömme Noesselt
    Department for Neurology II, Otto von Guericke University, Magdeburg, Germany
    BMC Neurosci 4:13. 2003
    ..Ten male subjects performed a passive listening and a semantic categorization task in a factorial design. In both tasks, words were presented auditorily at three different rates...
  9. doi request reprint Quantitative cerebral water content mapping in hepatic encephalopathy
    N J Shah
    Institute of Neuroscience and Biophysics 3 Medicine, Research Centre Jülich GmbH, 52425 Julich, Germany
    Neuroimage 41:706-17. 2008
    ..Further, absolute changes in tissue water content were quantified for various brain regions...
  10. ncbi request reprint Quantitative T1 mapping of hepatic encephalopathy using magnetic resonance imaging
    Nadim Joni Shah
    Institut fur Medizin, Forschungszentrum Julich GmbH, Julich, Germany
    Hepatology 38:1219-26. 2003
    ..In conclusion, these measurements show that T1 mapping is feasible in short, clinically relevant acquisition times...
  11. doi request reprint Repetition time and flip angle variation in SPRITE imaging for acquisition time and SAR reduction
    N Jon Shah
    Institute of Neuroscience and Medicine 4, Forschungszentrum Julich GmbH, Julich, Germany
    J Magn Reson 199:136-45. 2009
    ..Imaging results in phantoms indicate that acquisition times may be reduced by up to 70% and the SAR may be reduced by 40% without an appreciable loss of image quality...
  12. ncbi request reprint The neural correlates of person familiarity. A functional magnetic resonance imaging study with clinical implications
    N J Shah
    , , , Germany
    Brain 124:804-15. 2001
    ..We propose that disturbances in the information flow described may underlie neurological and psychiatric disorders of the recognition of familiar faces, voices and persons (prosopagnosia, phonagnosia and Capgras delusion, respectively)...
  13. doi request reprint High resolution BrainPET combined with simultaneous MRI
    H Herzog
    Institute of Neuroscience and Medicine 4, Forschungszentrum Julich, 52425 Julich, Germany
    Nuklearmedizin 50:74-82. 2011
    ..Here we report on some performance characteristics obtained by phantom studies and also on the initial BrainPET studies on various patients as compared with a conventional HR+ PET-only scanner...
  14. doi request reprint Central adaptation following heterotopic hand replantation probed by fMRI and effective connectivity analysis
    S B Eickhoff
    Institut für Neurowissenschaften und Biophysik Medizin 3, Forschungszentrum Julich, Germany
    Exp Neurol 212:132-44. 2008
    ....
  15. doi request reprint fMRI reveals cognitive and emotional processing in a long-term comatose patient
    S B Eickhoff
    Institut für Neurowissenschaften und Biophysik Medizin INB 3, Forschungszentrum Julich, Germany
    Exp Neurol 214:240-6. 2008
    ..This study hence demonstrates the potential of functional neuroimaging in the investigation of residual higher cortical functions in unresponsive comatose patients...
  16. doi request reprint Single-trial P3 amplitude and latency informed event-related fMRI models yield different BOLD response patterns to a target detection task
    T Warbrick
    Department of Psychiatry, Heinrich Heine University, Duesseldorf, Germany
    Neuroimage 47:1532-44. 2009
    ..Our findings suggest that ERP amplitudes and latencies can yield different activation patterns when used to modify relevant aspects of the GLM...
  17. pmc On the problem of diffusivity in heterogeneous biological materials with random structure
    O P Posnansky
    Institute of Neurosciences and Biophysics Medicine, Research Centre Jülich 52425, Julich, Germany
    J Biol Phys 34:551-67. 2008
    ....
  18. doi request reprint Fully-3D PET image reconstruction using scanner-independent, adaptive projection data and highly rotation-symmetric voxel assemblies
    J J Scheins
    Institute of Neuroscience and Medicine, Forschungszentrum Julich GmbH, D 52425 Julich, Germany
    IEEE Trans Med Imaging 30:879-92. 2011
    ..The higher computational effort due to the more accurate image space sampling provides significantly improved images in terms of resolution and noise...
  19. doi request reprint Magnetic field dependence of the distribution of NMR relaxation times in the living human brain
    A M Oros-Peusquens
    Institute of Medicine, MR Group, Research Centre Julich, 52425 Julich, Germany
    MAGMA 21:131-47. 2008
    ..In this paper, however, only the T2 and T2* results on a single volunteer are presented. The reported field dependence of T2 and T2* values should, therefore, be given less weight than that of T1 times...
  20. ncbi request reprint Visuospatial working memory and changes of the point of view in 3D space
    D Schmidt
    Department of Nuclear Medicine, Heinrich Heine University Hospital, Dusseldorf, Germany
    Neuroimage 36:955-68. 2007
    ..Finally, in a prefrontal area comprising, the so-called "deep" frontal eye field, activation was correlated with the amount of saccadic eye movements confirming its role in oculomotor processes...
  21. ncbi request reprint 'Where' depends on 'what': a differential functional anatomy for position discrimination in one- versus two-dimensions
    G R Fink
    Neurologische Klinik, Heinrich Heine Universitat Dusseldorf, Dusseldorf, Germany
    Neuropsychologia 38:1741-8. 2000
    ....
  22. ncbi request reprint The motion aftereffect: more than area V5/MT? Evidence from 15O-butanol PET studies
    H Hautzel
    Department of Nuclear Medicine, Heinrich Heine University, Dusseldorf, Germany
    Brain Res 892:281-92. 2001
    ....
  23. ncbi request reprint Three-dimensional nickel ion transport through porous media using magnetic resonance imaging
    K H Herrmann
    Research Center Juelich, Germany
    J Environ Qual 31:506-14. 2002
    ..We also compared the experimental data with the three-dimensional particle tracking model PARTRACE, which uses the experimental flow field as input...
  24. ncbi request reprint A functional magnetic resonance imaging study of local/global processing with stimulus presentation in the peripheral visual hemifields
    S Lux
    Institute of Medicine, Research Center Julich, 52425 Julich, Germany
    Neuroscience 124:113-20. 2004
    ....
  25. ncbi request reprint Cytoarchitectonic mapping of the human amygdala, hippocampal region and entorhinal cortex: intersubject variability and probability maps
    K Amunts
    Research Center Julich, IME, 52425 Julich, Germany
    Anat Embryol (Berl) 210:343-52. 2005
    ..We believe that these maps are efficient tools for the precise microstructural localization of fMRI, PET and anatomical MR data, both in healthy and pathologically altered brains...
  26. ncbi request reprint Measurement of rubidium and xenon absolute polarization at high temperatures as a means of improved production of hyperpolarized (129)Xe
    N J Shah
    Institute of Medicine, Research Centre Julich, 52428 Jülich
    NMR Biomed 13:214-9. 2000
    ..The equilibrium Xe polarization measured in the optical pumping cell and in the freezing unit is typically approximately 20%, under optimal flowing conditions, and this is much lower than the volume-averaged rubidium polarization...
  27. ncbi request reprint The neural basis of perceptual hypothesis generation and testing
    R Weidner
    Institute of Medicine, AG Cognitive Neurology, Research Centre Julich, Leo Brandt Strasse 5, 52425 Julich, Germany
    J Cogn Neurosci 18:258-66. 2006
    ..Competition for consciousness among visual events: The psychophysics of reentrant visual processes. Journal of Experimental Psychology: General, 129, 481-507, 2000]...
  28. ncbi request reprint A new method for fast quantitative mapping of absolute water content in vivo
    H Neeb
    Institut fur Medizin, Forschungszentrum Julich GmbH, 52425 Julich, Germany
    Neuroimage 31:1156-68. 2006
    ..The results demonstrate that in vivo measurement of regional absolute water content is possible in clinically relevant measurement times with a statistical and systematic measurement error of <2%...
  29. ncbi request reprint A comparison of three SPRITE techniques for the quantitative 3D imaging of the 23Na spin density on a 4T whole-body machine
    S Romanzetti
    Institute of Medicine, Research Centre Julich, 52425 Julich, Germany
    J Magn Reson 179:64-72. 2006
    ..In vivo Conical-SPRITE 23Na images of the brain of a healthy volunteer were acquired in 30 min with a resolution of 7.5x7.5x7.5 mm and a signal-to-noise ratio of 23 in cerebrospinal fluid and 17 in brain tissue...
  30. doi request reprint Fast quantitative mapping of absolute water content with full brain coverage
    H Neeb
    Institute of Neuroscience and Biophysics 3 Medicine, Research Centre Jülich GmbH, 52425 Julich, Germany
    Neuroimage 42:1094-109. 2008
    ..The approach was validated in phantom experiments and quantitative cerebral water content maps of a group of 10 healthy volunteers were obtained...
  31. ncbi request reprint Error reduction and parameter optimization of the TAPIR method for fast T1 mapping
    M Zaitsev
    Institut fur Medizin, Forschungszentrum Julich GmbH, Germany
    Magn Reson Med 49:1121-32. 2003
    ..An effective remedy is demonstrated which includes extension of the measurement protocol to include a special sequence for mapping the inversion efficiency itself...
  32. ncbi request reprint Decomposing memory: functional assignments and brain traffic in paired word associate learning
    J G Taylor
    Institute for Medicine, Research Centre Juelich, Germany
    Neural Netw 13:923-40. 2000
    ..The new concept of 'brain traffic' is introduced as an aid to the assessment of how important are various brain modules. A set of functional assignments is produced for the relevant modules...
  33. ncbi request reprint Shared k-space echo planar imaging with keyhole
    M Zaitsev
    , , , Germany
    Magn Reson Med 45:109-17. 2001
    ..Technical details, simulation results, phantom images, in vivo images, and fMRI results are presented. These results indicate that the new method is robust and may be used for dynamic MRI applications. Magn Reson Med 45:109-117, 2001...
  34. ncbi request reprint Enhancing the precision of quantitative water content mapping by optimizing sequence parameters
    H Neeb
    Institut fur Medizin, Forschungszentrum Julich GmbH, Julich, Germany
    Magn Reson Med 56:224-9. 2006
    ..The experimental and theoretical results are in good agreement and demonstrate that the precision of quantitative water content mapping can be significantly increased by a proper and objective choice of acquisition parameters...
  35. ncbi request reprint A new method for fast multislice T(1) mapping
    N J Shah
    , , 52425, Germany
    Neuroimage 14:1175-85. 2001
    ..The speed of the sequence is derived through optimized interleaving of slices and time points, together with the acquisition of multiple echoes, which are used to fill a 3-segment k-space...
  36. ncbi request reprint Hearing syllables by seeing visual stimuli
    Lutz Jancke
    University of Zurich, Institute of Psychology, Division of Neuropsychology, Treichlerstr 10, Switzerland
    Eur J Neurosci 19:2603-8. 2004
    ..We hypothesize that auditory verbal imagery is associated with haemodynamic responses in secondary auditory and not primary auditory areas...