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Table 1 Control measures in Nrg1, Erbb3, and Erbb4 mouse lines. Data shown are means ± SEM for body weight, percent time in and percent entries into the open arms of an elevated plus maze, total arm entries on the maze, latency to fall from a rotarod (trial 5), latency to find buried food and percent of group finding the food in a test for olfactory ability

From: Deficient NRG1-ERBB signaling alters social approach: relevance to genetic mouse models of schizophrenia

 

N

Body weight (g)

%Open arm

Total entries

Rotarod latency (s)

Olfactory test

Time

Entries

Entries

Trial 1

Trial 5

latency (s)

% group

Nrg1

Cohort 1

Nrg1 +/+

10

27 ± 1

4 ± 1%

11 ± 2%

16 ± 1

141 ± 25

260 ± 21

396 ± 120

70%

Nrg1 +/−

10

27 ± 1

6 ± 2%

15 ± 3%

19 ± 2

103 ± 30

230 ± 28

205 ± 89

90%

Cohort 2

Nrg1 +/+

16

35 ± 1

4 ± 1%

9 ± 2%

12 ± 1

236 ± 17

300 ± 0

316 ± 90

75%

Nrg1 +/−

15

33 ± 1

4 ± 1%

11 ± 3%

12 ± 2

207 ± 22

295 ± 3

75 ± 12 *

100%

Erbb3 WT

10

33 ± 2

2 ± 1%

11 ± 6%

5 ± 2

77 ± 11

169 ± 17

144 ± 85

90%

Erbb3 cKO

12

25 ± 0*

0.5 ± 0%

4 ± 2%

6 ± 1

132 ± 14*

187 ± 21

158 ± 32

100%

Erbb4 WT

11a

34 ± 4c

22 ± 4%

25 ± 4%

25 ± 3

110 ± 30

240 ± 32

172 ± 77

90%

Erbb4 cKO

14b

43 ± 1*c

30 ± 3%

29 ± 2%

31 ± 2

61 ± 13

234 ± 24

474 ± 104*

57%

  1. WT wild-type, cKO conditional knockout
  2. a3 males and 8 females
  3. b7 males and 7 females. All other subject numbers are for male mice
  4. cBody weights are given for male mice
  5. *p < 0.05, comparison to wild-type group from same mouse line