Table 1.

Summary of in vivo electrophysiology data.

A. Percent of all cells modulated by stimulus
Stimulus Type	Response Type	Mean (%) ± SEM	n (mice)
5Hz, 143mW/mm2, 100ms	Excited	62 ± 15	3
	Inhibited	19 ± 10	3
	Mixed	8 ± 4	3
5Hz, 143mW/mm2, 25ms	Excited	13 ± 7	3
	Inhibited	3 ± 2	3
	Mixed	0 ± 0	3
10Hz, 143mW/mm2, 50ms	Excited	33 ± 4	3
	Inhibited	6 ± 1	3
	Mixed	5 ± 3	3
20Hz, 143mW/mm2, 25ms	Excited	38 ± 7	3
	Inhibited	12 ± 2	3
	Mixed	2 ± 2	3
5Hz, 10mW/mm2, 100ms	Excited	21 ± 6	3
	Inhibited	8 ± 5	3
	Mixed	1 ± 1	3
5Hz, 38mW/mm2, 100ms	Excited	11 ± 5	3
	Inhibited	9 ± 4	3
	Mixed	0 ± 0	3

B. Peak response (maximum increase in baseline-normalized firing rate (<4 s))
Stimulus Type	Response Type	Mean (s) ± SEM	n (cells)
5Hz, 143mW/mm2, 100ms	Excited	4.83 ± 0.45	64
10Hz, 143mW/mm2, 50ms	Excited	4.76 ± 0.47	47
20Hz, 143mW/mm2, 25ms	Excited	3.21 ± 0.50	27
5Hz, 10mW/mm2, 100ms	Excited	2.00 ± 0.25	18
5Hz, 38mW/mm2, 100ms	Excited	4.57 ± 1.07	11

C. Sustained response (average change over baseline firing rate between 10–20s after stimulus onset)
Stimulus Type	Response Type	Mean ± SEM	n (cells)
5Hz, 143mW/mm2, 100ms	Excited	1.94 ± 0.22	69
	Inhibited	−0.63 ± 0.07	22
10Hz, 143mW/mm2, 50ms	Excited	0.28 ± 0.45	27
	Inhibited	−0.56 ± 0.07	10
20Hz, 143mW/mm2, 25ms	Excited	0.28 ± 0.09	27
	Inhibited	−0.55 ± 0.08	12
5Hz,10mW/mm2, 100ms	Excited	0.48 ± 0.13	18
	Inhibited	−0.63 ± 0.11	9
5Hz, 38mW/mm2, 100ms	Excited	0.99 ± 0.38	12
	Inhibited	−0.63 ± 0.13	9