Wildtype epidermal growth factor receptor (Egfr) is not required for daily locomotor or masking behavior in mice

Table 1 Activity measurements at 200–300 lux

Mouse number	Strain	Genotype	Total activity^a	Daytime activity^b	Masking^c
1	C57BL/6J	+	30154	1.82	99.33
2	C57BL/6J	+	37951	0.28	99.45
3	C57BL/6J	+	44485	0.86	97.35
4	C57BL/6J	Wnt3a^vt/vt	23509	1.43	99.72
5	B6.129 F1	+	51014	1.44	95.82
6	B6.129 F1	+	39133	0.74	96.10
7	C57BL/6J	Egfr^wa2/wa2	27630	30.22	66.25
8	C57BL/6J	Egfr^wa2/wa2	21821	1.30	95.82
9	C57BL/6J	Egfr^wa2/wa2	40884	0.08	99.97
10	C57BL/6J	Egfr^wa2/wa2	33975	1.16	97.80
11	C57BL/6J	Egfr^wa2/wa2	31997	0.55	97.97
12	C57BL/6J	Egfr^wa2/wa2	38165	1.95	80.49
13	C57BL/6J	Egfr^wa2/wa2	35818	0.98	99.37
14	C57BL/6J	Egfr^wa2/wa2	37774	0.39	99.27
15	C57BL/6J	Egfr^wa2/wa2	21888	1.92	97.39
16	B6.129 F1	Egfr^wa2/wa2	43930	17.55	26.63
17	B6.129 F1	Egfr^wa2/wa2	46505	1.41	97.50

^a Average number of wheel revolutions per twenty-four hour period.
^b Percentage of total wheel revolutions during light cycle.
^c Percent suppression of activity during three-hour light pulse given during the dark cycle, relative to activity in the same dark cycle time period on the previous day.