highly significantP <<0.001
5c ; normalized frequency following light activation=15.3±2.8%; highly significant difference from 100%, P <<0.001) and the intensity of the responses to electrical stimulation ( Fig. 5d ; Normalized power, VU, 38.4±12.4; VU+light, 6.1±2.1; P <0.05), even in the continued presence of perfusing VU0463271.