Table 1. Mean power changes in PL after light stimulation of dHP or i/vHP in ChR2(ET/TC)-containing and opsin-free animals. *p<0.05, **p<0.01.

	dHP			I/vHP
	Stimulation frequency			Stimulation frequency
ChR2(ET/TC)	4 Hz	8 Hz	16 Hz	4 Hz	8 Hz	16 hz
Theta	0.97 ± 0.10	1.19 ± 0.19	1.0 ± 0.093	0.90 ± 0.15	1.89 ± 0.36 (*)	1.16 ± 0.08
Beta	0.91 ± 0.06	1.17 ± 0.15	1.06 ± 0.13	0.94 ± 0.12	1.72 ± 0.27 (*)	1.12 ± 0.08
Gamma	1.0 ± 0.035	1.00 ± 0.19	1.04 ± 0.38	0.97 ± 0.06	1.26 ± 0.06 (**)	1.02 ± 0.06
Opsinfree
Theta	1.11 ± 0.14	1.09 ± 0.19	1.14 ± 0.22	1.17 ± 0.27	1.17 ± 0.20	1.16 ± 0.12
Beta	1.13 ± 0.15	0.99 ± 0.16	1.11 ± 0.11	1.05 ± 0.22	0.95 ± 0.18	1.08 ± 0.13
Gamma	1.08 ± 0.06	0.93 ± 0.04	1.03 ± 0.03	0.89 ± 0.09	0.94 ± 0.07	0.97 ± 0.04