Publikationen von Hellmuth Obrig

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)

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)

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)

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)

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)

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)

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)

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)

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)

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)

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)

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)

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)

Wolf, T.; Obrig, H.; Villringer, A.; Dirnagl, U.: Extra- and intracellular oxygen supply during cortical spreading depression in the rat. Advances in Experimental Medicine and Biology 388, S. 299 - 304 (1996)

Sehm, B.; Obrig, H.: Transkranielle Gleichstrom-Stimulation zur Unterstützung der Sprachtherapie: Wissenschaftliche Evidenz und klinische Perspektiven. In: Neue Technologien in der Sprachtherapie, S. 151 - 162 (Hg. Bilda, K.; Mühlhaus, J.; Ritterfeld, U.). Thieme, Stuttgart (2017)

Dirnagl, U.; Obrig, H.; von Pannwitz, W.; Kohl, M.; Kerskens, C.; Doege, C.; Lindauer, U.; Wolf, T.; Villringer, A.: Cerebral blood flow, hemoglobin oxygenation, and water diffusion changes during stroke: fingerprinting with near-infrared spectroscopy and MRI. In: Ischemic blood flow in the brain, S. 232 - 240 (Hg. Fukuuchi, Y.; Tomita, M.; Koto, A.). Springer Verlag, Tokyo, Berlin, Heidelberg (2000)

von Pannwitz, W.; Obrig, H.; Heekeren, H. R.; Mueller, A.; Kohl, M.; Wolf, T.; Wenzel, R.; Dirnagl, U.; Villringer, A.: Clinical approaches in near-infrared spectroscopy. In: Transcranial cerebral oximetry, S. 166 - 183 (Hg. Litscher, G.; Schwarz, G.). Pabst Science Publishers, Lengerich, Berlin (1998)

Obrig, H.; Wolf, T.; Meierkord, H.; Wenzel, R.; Ruben, J.; Dirnagl, U.; Einhaeupl, K. M.; Villringer, A.: Cerebrale Nahinfrarotspektroskopie beim Erwachsenen: Ergebnisse bei funktionellen Aktivierungsstudien und Perspektiven für die klinische Anwendung. In: Diagnostik und Therapie zerebrovaskulärer Erkrankungen, Reihe conscientia diagnostica, S. 134 - 146 (Hg. Schumacher, M.). Schnetztor-Verlag, GmbH, Konstanz (1997)

Steinbrink, J. M.; Kempf, F.; Schreiber, S.; Uludag, K.; Kohl, M.; Valdueza, J. M.; Villringer, A.; Obrig, H.: Functional brain imaging by CW-NIRS coregistered by blood flow monitors. In: Proceedings of SPIE - The International Society for Optical Engineering: Photon migration and diffuse-light imaging; Functional optical brain imaging, Bd. 5138, S. 131 - 138. European Conferences on Biomedical Optics 2003, Munich, 22. Juni 2003 - 25. Juni 2003. (2003)

Kohl-Bareis, M.; Obrig, H.; Steinbrink, J.; Malak, J.; Uludag, K.; Villringer, A.: Noninvasive cerebral blood flow monitoring by a dye bolus method: Separation of extra- and intracerebral absorption changes by frequency-domain spectroscopy. In: Proceedings of SPIE: Optical Tomography and Spectroscopy of Tissue IV, Bd. 4250, S. 296 - 300. BIOS 2001 The International Symposium on Biomedical Optics, San Jose, CA, 20. Januar 2001 - 26. Januar 2001. SPIE Digital Library (2001)