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Amir Shmuel, Ph.D.

Amir Shmuel

Position: Research Scientist Unit: Alumni Logothetis

Publications

Articles (18):
•	Shmuel A , Chaimow D , Raddatz G , Ugurbil K and Yacoub E (February-2010) Mechanisms underlying decoding at 7 T: Ocular dominance columns, broad structures, and macroscopic blood vessels in V1 convey information on the stimulated eye NeuroImage 49(3) 1957-1964.
•	Pfeuffer J , Shmuel A , Keliris GA , Steudel T , Merkle H and Logothetis NK (July-2007) Functional MR imaging in the awake monkey: effects of motion on dynamic off-resonance and processing strategies Magnetic Resonance Imaging 25(6) 869-882.
•	Keliris GA , Shmuel A , Ku S-P , Pfeuffer J , Oeltermann A , Steudel T and Logothetis NK (July-2007) Robust Controlled Functional MRI in Alert Monkeys at High Magnetic Field: Effects of Jaw and Body Movements NeuroImage 36(3) 550-570.
•	Shmuel A , Yacoub E , Chaimow D , Logothetis NK and Ugurbil K (April-2007) Spatio-temporal point-spread function of fMRI signal in human gray matter at 7 Tesla NeuroImage 35(2) 539-552.
•	Shmuel A , Augath M , Oeltermann A and Logothetis NK (March-2006) Negative functional MRI response correlates with decreases in neuronal activity in monkey visual area V1 Nature Neuroscience 9(4) 569-577.
•	Shmuel A , Korman M , Sterkin A , Harel M , Ullman S , Malach R and Grinvald A (February-23-2005) Retinotopic Axis Specificity and Selective Clustering of Feedback Projections from V2 to V1 in the Owl Monkey Journal of Neuroscience 25(8) 2117-2131.
•	Yacoub E , Moortele PFVD , Shmuel A and Ugurbil K (February-2005) Signal and noise characteristics of Hahn SE and GE BOLD fMRI at 7 T in humans Neuroimage 24(3) 738.
•	Swindale NV , Grinvald A and Shmuel A (March-2003) The Spatial Pattern of Response Magnitude and Selectivity for Orientation and Direction in Cat Visual Cortex Cerebral Cortex 13(3) 225-238.
•	Shmuel A , Yacoub E , Pfeuffer J , Ugurbil K and Al E (December-2002) Sustained negative BOLD, blood flow and oxygen consumption response and its coupling to the positive response in the human brain Neuron 36(6) 1195-1210.
•	Pfeuffer J , de Moortele P-FV , Yacoub E , Shmuel A , Adriany G , Andersen P , Merkle H , Garwood M , Ugurbil K and Hu X (September-2002) Zoomed Functional Imaging in the Human Brain at 7 Tesla with Simultaneous High Spatial and High Temporal Resolution NeuroImage 17(1) 272-286.
•	Pfeuffer J , Adriany G , Shmuel A , Yacoub E , de Moortele P-FV , Hu X and Ugurbil K (May-2002) Perfusion-based high-resolution functional imaging in the human brain at 7 Tesla Magnetic Resonance in Medicine 47(5) 903-911.
•	Wenking H , Yacoub E , Pfeuffer J , Shmuel A , de Moortele PV , Adriany G and Ugurbil K (2002) Mapping Human Brain Function with MRI at 7 Tesla Chinese Journal of Magnetic Resonance 19(1).
•	Yacoub E , Shmuel A , Pfeuffer J , de Moortele PV , Adriany G , Andersen P , Vaughan J , Merkle H , Ugurbil K and Hu X (2001) Imaging Brain Function in Humans at 7 Tesla Magnetic Resonance in Medicine 45 588-594.
•	Yacoub E , Shmuel A , Pfeuffer J , de Moortele P-FV , Adriany G , Ugurbil K and Hu X (2001) Investigation of the Initial Dip at 7 Tesla NMR in Biomedicine 14 408-412.
•	Ugurbil K , Shmuel A , Pfeuffer J and Al E (2001) Magnetic Resonance Imaging of Brain Function and Neurochemistry Proceeding of the IEEE 89(7) 1093-1140.
•	Shmuel A and Grinvald A (2000) Coexistence of linear zones and pinwheels within orientation maps in cat visual cortex Proceedings of the National Academy of Sciences USA 97(10) 5568-5573.
•	Shmuel A and Grinvald A (November-1996) Functional Organization for Direction of Motion and Its Relationship to Orientation Maps in Cat Area 18 Journal of Neuroscience 16(21) 6945-6964.
•	Hel-Or Y , Shmuel A and Werman M (1994) Localization of primitives using adaptive projections Journal of Intelligent and Robotic Systems 11 161-174.
Conference papers (2):
•	Shmuel A , Yacoub E , Pfeuffer J , Ugurbil K and Koller EA (2002) The Spatial Pattern of the Positive BOLD Response at High Magnetic Field is Approximately Stationary International Conference on Functional Mapping of the Human Brain, NeuroImage, 16, 562-562.
•	Shmuel A , Yacoub E , Pfeuffer J , Moortele P-FVD , Adriany G , Ugurbil K and Hu X (2001) Negative BOLD response and its coupling to the positive response in the human brain International Conference on Functional Mapping of the Human Brain, NeuroImage, 13, 1005-1005.
Contributions to books (2):
•	Grinvald A , Shoham D , Shmuel A , Arieli A and Al E : In-Vivo optical imaging of cortical architecture and dynamics. (Ed) U. Windhorst, Springer, Umea, Sweden, (1999).
•	Grinvald A , Shmuel A , Glaser D , Vanzetta I and Arieli A : Intrinsic signal imaging in the neocortex. (Ed) R. Yuste, Cold Spring Harbor Laboratory Press, (1999).
Posters (18):
•	Chaimow D , Logothetis NK , Raddatz G , Shmuel A , Ugurbil K and Yacoub E (May-2008): Multi-resolution classification analysis of ocular dominance columns obtained from human V1 at 7 Tesla: mechanisms underlying decoding signals, 16th Scientific Meeting and Exhibition of the International Society of Magnetic Resonance in Medicine (ISMRM 2008), Toronto, Canada.
•	Shmuel A , Raddatz G , Chaimow D , Logothetis NK , Ugurbil K and Yacoub E (November-2007): Multi-resolution classification analysis of ocular dominance columns obtained at 7 Tesla from human V1: mechanisms underlying decoding signals, 37th Annual Meeting of the Society for Neuroscience (Neuroscience 2007), 37 1.
•	Shmuel A , Raddatz G , Chaimow D , Logothetis N , Ugurbil K and Yacoub E (June-2007): Origin of "decoding" signals in the visual cortex: gray matter or macroscopic blood vessels?, 13th Annual Meeting of the Organization for Human Brain Mapping, 13 1.
•	Shmuel A , Steudel T , Oeltermann A and Logothetis NK (October-2006): Neuronal correlates of fMRI signal response in alert monkey V1, 36th Annual Meeting of the Society for Neuroscience (Neuroscience 2006), Atlanta, GA, USA.
•	Shmuel A , Deubelius A , Steudel T and Logothetis NK (November-2005): Increased activity in monkey V1 and V2 during fixation, 35th Annual Meeting of the Society for Neuroscience (Neuroscience 2005), Washington, DC, USA.
•	Deubelius A , Steudel T , Logotethis NK and Shmuel A (November-2005): Negative BOLD response in early visual areas of the alert monkey, 35th Annual Meeting of the Society for Neuroscience (Neuroscience 2005), Washington, DC, USA.
•	Yacoub E , Ugurbil K and Shmuel A (May-2005): Residual Effects of Large Vessels in GE BOLD Differential Mapping of Ocular Dominance Columns, 13th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2005), Miami Beach, FL, USA.
•	Yacoub E , Ugurbil K and Shmuel A (May-2004): Robust Detection of Ocular Dominance Columns in Humans using High Field HSE BOLD fMRI, 12th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2004), Kyoto, Japan.
•	Shmuel A , Augath M , Oeltermann A , Pauls J and Logothetis NK (November-2003): The Negative BOLD Response in Monkey V1 is Associated with Decreases in Neuronal Activity, 33rd Annual Meeting of the Society for Neuroscience (Neuroscience 2003), New Orleans, LA, USA.
•	Yacoub E , Shmuel A , Van de Moortele P-F and Ugurbil K (July-2003): Sub Millimeter Analysis of Specificity of SE, GE, and ASE BOLD Responses in the Human Visual Cortex, 11th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2003), Toronto, Canada.
•	Shmuel A , Augath MA , Rounis E , Logothetis NK and Smirnakis SM (June-2003): Negative BOLD Response Ipsi-lateral to the Visual Stimulus: Origin Is Not Blood Stealing, Ninth Annual Meeting of the Organization for Human Brain Mapping (OHBM 2003), New York, NY, USA, NeuroImage, 19(2:Supplement) e570-e571.
•	Shmuel A , Augath MA , Oeltermann A , Pauls J , Murayama Y and Logothetis NK (June-2003): The Negative BOLD Response in Monkey V1 Is Associated with Decreases in Neuronal Activity, Ninth Annual Meeting of the Organization for Human Brain Mapping (OHBM 2003), New Orleans, LA, USA, NeuroImage, 19(2:Supplement) e567-e568.
•	Shmuel A , Augath M , Oeltermann A and Logothetis NK (November-2002): Sustained negative BOLD response in the monkey brain, 32nd Annual Meeting of the Society for Neuroscience (Neuroscience 2002), Orlando, FL, USA.
•	Pfeuffer J , Adriany G , Shmuel A , Yacoub E , Van de Moortele P-F , Hu X and Ugurbil K (May-2002): Perfusion-based High-Resolution Functional Imaging in the Human Brain at 7 Tesla, 10th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2002), Honolulu, HI, USA.
•	Shmuel A , Yacoub E , Pfeuffer J , Van de Moortele P-F , Adriany G , Ugurbil K and Hu X (May-2002): Sustained Negative BOLD and Blood Flow Response and its Coupling to the Positive Response in the Human Brain, 10th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2002), Honolulu, HI, USA.
•	Shmuel A , Yacoub E , Pfeuffer J , Van de Moortele P-F , Adriany G , Strupp J , Ugurbil K and Hu X (May-2002): The Spatial Pattern of the Positive BOLD Response at High Magnetic Field is Approximately Stationary, 10th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2002), Honolulu, HI, USA.
•	Shmuel A , Yacoub E , Pfeuffer J , Moortele P-FVD , Adriany G , Ugurbil K and Hu X (April-2001): Reproducibility of the BOLD response in the human brain as measured at high-resolution at 7 Tesla, 9th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM), 18th Annual Meeting and Exhibition of the European Society for Magnetic Resonance in Medicine and Biology (ESMRMB), Glasgow, UK.
•	Shmuel A , Hu X , Ugurbil K and Grinvald A (April-2000): Spread of hemodynamic signals in draining veins beyond the regions of electrical activation, 8th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2000), Denver, CO, USA.
Talks (1):
•	Shmuel A , Augath MA , Oeltermann A , Pauls J and Logothetis NK (July-2003): The Negative BOLD Response in Monkey V1 is Associated with Decreases in Neuronal Activity, 11th Scientific Meeting of the International Society of Magnetic Resonance in Medicine (ISMRM 2003), Toronto, Canada(211) 51.