Publications of Hellmuth Obrig
All genres
Journal Article (115)
2009
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Obrig, H. (2009). Stimulus-induced and state-dependent sustained gamma activity is tightly coupled to the hemodynamic response in humans. The Journal of Neuroscience, 29, 13962–13970.
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Obrig, H., , , , & (2008). The oxygenation response to functional stimulation: is there a physiological meaning to the lag between parameters? NeuroImage, 36, 100–107.
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Obrig, H., , , … (2008). Differential activation of frontal and parietal regions during visual word recognition: An optical topography study. NeuroImage, 40, 1340–1349.
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Obrig, H. (2008). Individual alpha-frequency correlates with amplitude of visual evoked potential and hemodynamic response. Neuroimage., 41, 233–242.
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Obrig, H., , … Villringer, A. (2008). Towards noninvasive molecular fluorescence imaging of the human brain. Neurodegenerative Diseases, 5, 296–303.
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Friedrich, M., Friederici, A. D., & Obrig, H. (2007). The processing of prosody: Evidence of interhemispheric specialization at the age of four. NeuroImage, 34, 416–425.
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Villringer, A., & Obrig, H. (2006). Synchronization between background activity and visually evoked potential is not mirrored by focal hyperoxygenation. Implications for the interpretation of vascular brain imaging. Journal of Neuroscience, 26, 4940–4948.
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Obrig, H., , , , … (2006). Non-invasive detection of fluorescence from exogenous chromophores in the adult human brain. NeuroImage, 31, 600–608.
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Villringer, A., , , , & Obrig, H. (2006). Illuminating the BOLD-signal: Combined fMRI-fNIRS studies. Magnetic Resonance Imaging, 24, 495–505.
, 2005
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Obrig, H. (2005). Bed-side assessment of cerebral perfusion in stroke patients based on optical monitoring of a dye bolus by time-resolved diffuse reflectance. NeuroImage, 24, 426–435.
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Villringer, A., & Obrig, H. (2005). The fast optical signal - Robust or elusive when non-invasively measured in the human adult? NeuroImage, 26, 996–1008.
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Villringer, A., & Obrig, H. (2004). Separability and cross talk: Optimizing dual wavelength combinations for near-infrared spectroscopy of the adult head. NeuroImage, 22, 583–589.
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Obrig, H., , , , Villringer, A., & (2004). Decrease in haemoglobin oxygenation during absence seizures in adult humans. Neuroscience Letters, 354, 119–122.
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Obrig, H., , , … (2004). Time-resolved multidistance near-infrared spectroscopy of the adult head: intracerebral and extracerebral absorption changes from moments of distribution of times of flight of photons. Applied Optics, 43, 3037–3047.
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Obrig, H., Villringer, A., … (2004). Neurovascular coupling analyzed non-invasively in the human brain. NeuroReport, 15, 63–66.
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Obrig, H., , & Villringer, A. (2004). Response: Near-Infrared Spectroscopy in Stroke: From Research to Clinical Practice. Stroke, 35, 2430–2431.
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Schroeter, M. L., Bücheler, M. M., Müller, K., , Obrig, H., Lohmann, G., … von Cramon, D. Y. (2004). Towards a standard analysis for functional near-infrared imaging. NeuroImage, 21, 283–290.
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Villringer, A., & Obrig, H. (2004). Cytochrome-c-oxidase redox changes during visual stimulation measured by near-infrared spectroscopy cannot be explained by a mere cross talk artefact. NeuroImage, 22, 109–119.
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Villringer, A., , & Obrig, H. (2004). Editorial comment: Cerebral near-infrared spectroscopy: how far away from a routine diagnostic tool? Stroke, 35, 70–72.