Publikationen von Hellmuth Obrig

Zeitschriftenartikel (101)

2000
Zeitschriftenartikel
Wenzel, R.; Wobst, P.; Heekeren, H.; Kwong, K. K.; Brandt, S. A.; Kohl, M.; Obrig, H.; Dirnagl, U.; Villringer, A.: Saccadic suppression induces focal hypooxygenation in the occipital cortex. Journal of Cerebral Blood Flow & Metabolism 20, S. 1103 - 1110 (2000)
1999
Zeitschriftenartikel
Heekeren, H. R.; Kohl, M.; Obrig, H.; Wenzel, R.; Pannwitz, W. V.; Matcher, S. J.; Dirnagl, U.; Cooper, C. E.; Villringer, A.: Noninvasive Assessment of Changes in Cytochrome-C-Oxidase Oxidation in Human Subjects during Visual Stimulation. Journal of Cerebral Blood Flow & Metabolism 19, S. 592 - 603 (1999)
1998
Zeitschriftenartikel
Kohl, M.; Nolte, C.; Heekeren, H. R.; Horst, S.; Scholz, U.; Obrig, H.; Villringer, A.: Determination of the wavelength dependence of the differential pathlength factor from near infrared pulse signals. Physics in Medicine and Biology 42, S. 1171 - 1182 (1998)
1997
Zeitschriftenartikel
Heekeren, H.; Obrig, H.; Wenzel, R.; Eberle, K.; Ruben, J.; Villringer, K.; Kurth, R.; Villringer, A.: Cerebral haemoglobin oxygenation during sustained visual stimulation: A near–infrared spectroscopy study. Proceedings of the Royal Society of London Series B-Biological Sciences 352 (1354), S. 743 - 750 (1997)
Zeitschriftenartikel
Arnold, G.; Kinze, S.; von Pannewitz, H.; Obrig, H.; Villringer, A.: Kann man den Blutfluss während der Migräne-Attacke messen? Med-Report 26, S. 6 (1997)
Zeitschriftenartikel
Heekeren, H. R.; Wenzel, R.; Obrig, H.; Ruben, J.; Ndayisaba, J. P.; Luo, Q.; Dale, A.; Nioka, S.; Kohl, M.; Dirnagl, U. et al.; Villringer, A.; Chance, B.: Towards noninvasive optical human brain mapping - improvements of the spectral, temporal and spatial resolution of near-infrared spectroscopy. Proceedings SPIE 2979, S. 847 - 857 (1997)
Zeitschriftenartikel
Hirth, C.; Obrig, H.; Valdueza, J.; Dirnagl, U.; Villringer, A.: Simultaneous assessment of cerebral oxygenation and hemodynamics during a motor task. A combined near infrared and transcranial doppler sonography study. Advances in Experimental Medicine and Biology 411, S. 461 - 469 (1997)
Zeitschriftenartikel
Hirth, C.; Obrig, H.; Villringer, K.; Bernarding, J.; Thiel, A.; Dirnagl, U.; Villringer, A.; Mühlnickl, W.: Towards brain mapping combining near-infrared spectroscopy and high resolution 3D MRI. Advances in Experimental Medicine and Biology 413, S. 139 - 147 (1997)
Zeitschriftenartikel
Obrig, H.; Hirth, C.; Junge-Huelsing, G. J.; Doege, C.; Wenzel, R.; Wolf, T.; Dirnagl, U.; Villringer, A.: Length of resting period between stimulation cycles modulates hemodynamic response to a motor stimulus. Advances in Experimental Medicine and Biology 411, S. 471 - 480 (1997)
Zeitschriftenartikel
Obrig, H.; Villringer, A.: Near-infrared spectroscopy in functional activation studies: Can NIRS demonstrate cortical activation? Advances in Experimental Medicine and Biology 413, S. 113 - 127 (1997)
Zeitschriftenartikel
Ruben, J.; Wenzel, R.; Obrig, H.; Villringer, K.; Bernarding, J.; Hirth, C.; Heekeren, H.; Dirnagl, U.; Villringer, A.: Haemoglobin oxygenation changes during visual stimulation in the occipital cortex. Advances in Experimental Medicine and Biology 428, S. 181 - 187 (1997)
Zeitschriftenartikel
Villringer, K.; Minoshima, S.; Hock, C.; Obrig, H.; Ziegler, S.; Dirnagl, U.; Schwaiger, M.; Villringer, A.: Assessment of local brain activation: A simultaneous PET and near-infrared spectroscopy study. Advances in Experimental Medicine and Biology 413, S. 149 - 153 (1997)
1996
Zeitschriftenartikel
Wenzel, R.; Obrig, H.; Ruben, J.; Villringer, K.; Dirnagl, U.; Villringer, A.: Cerebral blood oxygenation changes induced by visual stimulation in humans. Journal of Biomedical Optics 1 (4), S. 399 - 404 (1996)
Zeitschriftenartikel
Brandt, S. A.; Davis, T.; Obrig, H.; Meyer, B. U.; Belliveau, J. W.; Rosen, B. R.; Villringer, A.: Functional magnetic resonance imaging shows localized brain activation during serial transcranial stimulation in man. NeuroReport 7, S. 734 - 736 (1996)
Zeitschriftenartikel
Hirth, C.; Obrig, H.; Villringer, K.; Thiel, A.; Bernarding, J.; Muehlnickel, W.; Flor, H.; Dirnagl, U.; Villringer, A.: Non-invasive functional mapping of the human motor cortex using near-infrared spectroscopy. NeuroReport 7, S. 1977 - 1981 (1996)
Zeitschriftenartikel
Kleinschmidt, A.; Obrig, H.; Requardt, M.; Merboldt, K. D.; Dirnagl, U.; Villringer, A.; Frahm, J.: Simultaneous recording of cerebral blood oxygenation changes during human brain activation by magnetic resonance imaging and near-infrared spectroscopy. Journal of Cerebral Blood Flow & Metabolism 16, S. 817 - 826 (1996)
Zeitschriftenartikel
Obrig, H.; Heekeren, H.; Ruben, J.; Wenzel, R.; Ndayisaba, J. P.; Dirnagl, U.; Villringer, A.: Continuous spectrum near-infrared spectroscopy approach in functional activation studies in the human adult. Proceedings SPIE 2926, S. 58 - 66 (1996)
Zeitschriftenartikel
Obrig, H.; Hirth, C.; Junge-Huelsing, G. J.; Doege, C.; Wolf, T.; Dirnagl, U.; Villringer, A.: Cerebral oxygenation changes in response to motor stimulation. Journal of Applied Physiology 81, S. 1174 - 1183 (1996)
Zeitschriftenartikel
Obrig, H.; Wolf, T.; Doege, C.; Junge-Huelsing, G. J.; Dirnagl, U.; Villringer, A.: Cerebral oxygenation changes during motor and somatosensory stimulation in humans as measured by near-infrared spectroscopy. Advances in Experimental Medicine and Biology 388, S. 219 - 224 (1996)
Zeitschriftenartikel
Wolf, T.; Lindauer, U.; Obrig, H.; Dreier, J. P.; Back, T.; Villringer, A.; Dirnagl, U.: Systemic nitric oxide synthase inhibition does not affect brain oxygenation during cortical spreading depression (CSD) in rats: A noninvasive near infrared spectroscopy (NIRS) and Laser-Doppler flowmetry (LDF) study. Journal of Cerebral Blood Flow & Metabolism 16, S. 1100 - 1107 (1996)
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