Optical study of spatiotemporal inhibition evoked by two-tone sequences in the guinea pig auditory cortex Export

@article{Horikawa, abstract = {Abstract\ \  Spatiotemporal response patterns in the anterior and dorsocaudal fields of the guinea pig auditory cortex after two-tone sequences were studied in anesthetized animals (Nembutal 30 mg kg−1) using an optical recording method (voltage-sensitive dye RH795, 12 × 12 photodiode array). Each first (masker) and second (probe) tone was 30 ms long with a 10-ms rise-fall time. Masker-probe pair combinations of the same or different frequencies with probe delays of 30–150 ms were presented to the ear contralateral to the recording side. With same-frequency pairs, responses to the probe were inhibited completely after probe delays of less than 50 ms and the inhibition lasted for more than 150 ms, and the inhibition magnitudes in different isofrequency bands of the anterior field were essentially the same. With different-frequency (octave-separated) pairs, responses to the probe were not inhibited completely even after probe delays as short as 30 ms, and the inhibition lasted only for 110–130 ms. Inhibition magnitudes were different from location to location.}, author = {Horikawa, J. and Hosokawa, Y. and Nasu, M. and Taniguchi, I.}, citeulike-article-id = {3177320}, citeulike-linkout-0 = {http://dx.doi.org/10.1007/s003590050149}, doi = {10.1007/s003590050149}, journal = {Journal of Comparative Physiology A: Neuroethology, Sensory, Neural, and Behavioral Physiology}, keywords = {cp1}, month = {December}, number = {6}, pages = {677--684}, posted-at = {2008-09-01 03:44:48}, priority = {2}, title = {Optical study of spatiotemporal inhibition evoked by two-tone sequences in the guinea pig auditory cortex}, url = {http://dx.doi.org/10.1007/s003590050149}, volume = {181}, year = {1997} }

TY - JOUR ID - Horikawa L3 - citeulike-article-id:3177320 N2 - Abstract   Spatiotemporal response patterns in the anterior and dorsocaudal fields of the guinea pig auditory cortex after two-tone sequences were studied in anesthetized animals (Nembutal 30 mg kg−1) using an optical recording method (voltage-sensitive dye RH795, 12 × 12 photodiode array). Each first (masker) and second (probe) tone was 30 ms long with a 10-ms rise-fall time. Masker-probe pair combinations of the same or different frequencies with probe delays of 30–150 ms were presented to the ear contralateral to the recording side. With same-frequency pairs, responses to the probe were inhibited completely after probe delays of less than 50 ms and the inhibition lasted for more than 150 ms, and the inhibition magnitudes in different isofrequency bands of the anterior field were essentially the same. With different-frequency (octave-separated) pairs, responses to the probe were not inhibited completely even after probe delays as short as 30 ms, and the inhibition lasted only for 110–130 ms. Inhibition magnitudes were different from location to location. IS - 6 JF - Journal of Comparative Physiology A: Neuroethology, Sensory, Neural, and Behavioral Physiology EP - 684 TI - Optical study of spatiotemporal inhibition evoked by two-tone sequences in the guinea pig auditory cortex VL - 181 SP - 677 KW - cp1 AU - Horikawa, J AU - Hosokawa, Y AU - Nasu, M AU - Taniguchi, I PY - 1997/12// UR - http://dx.doi.org/10.1007/s003590050149 ER -