Two distinct modes of sensory processing observed in monkey primary visual cortex (V1)

@article{citeulike:1747422, abstract = {Even salient sensory stimuli are sometimes not detected. What goes wrong in the brain in that case? Here we show that a late (> 100-ms) component of the neural activity in the primary visual cortex of the monkey is selectively suppressed when stimuli are not seen. As there is evidence that this activity depends on feedback from extrastriate areas, these findings suggest a specific role for recurrent processing when stimuli are reaching a perceptual level. Further results show that this perceptual level is situated between purely sensory and decision or motor stages of processing.}, author = {Sup\`{e}r, Hans and Spekreijse, Henk and Lamme, Victor A. F. }, citeulike-article-id = {1747422}, journal = {Nature Neuroscience}, keywords = {decision, v1}, pages = {304--310}, posted-at = {2007-10-09 22:47:37}, priority = {5}, title = {Two distinct modes of sensory processing observed in monkey primary visual cortex (V1)}, volume = {4}, year = {2001} }

TY - JOUR ID - citeulike:1747422 L3 - citeulike-article-id:1747422 TI - Two distinct modes of sensory processing observed in monkey primary visual cortex (V1) JF - Nature Neuroscience VL - 4 SP - 304 EP - 310 N2 - Even salient sensory stimuli are sometimes not detected. What goes wrong in the brain in that case? Here we show that a late (> 100-ms) component of the neural activity in the primary visual cortex of the monkey is selectively suppressed when stimuli are not seen. As there is evidence that this activity depends on feedback from extrastriate areas, these findings suggest a specific role for recurrent processing when stimuli are reaching a perceptual level. Further results show that this perceptual level is situated between purely sensory and decision or motor stages of processing. KW - decision KW - v1 AU - Supèr, Hans AU - Spekreijse, Henk AU - Lamme, Victor PY - 2001/// ER -