Skip to main content

Table 1 Comparison of locomotor activities obtained before and after social defeat stress among three groups

From: Effects of social defeat stress on dopamine D2 receptor isoforms and proteins involved in intracellular trafficking

Parameters

Control group (n = 15)

p a

Unsusceptible group (n = 20–21)

p a

Susceptible group (n = 38–39)

p a

p b

Before

After

Change

Before

After

Change

Before

After

Change

Distance travelled (cm)

10,265.16 ± 813.84

9520.58 ± 635.32

− 593.49 ± 812.32

0.401

9416.40 ± 565.47

7138.97 ± 483.44

− 1457.57 ± 617.62

0.001

9082.38 ± 296.26

8313.24 ± 292.81

− 629.96 ± 317.99

0.018

0.431

Time spent in central zone (25%)

83.87 ± 17.63

27.24 ± 4.96

− 49.88 ± 9.92

0.004

104.49 ± 15.02

51.70 ± 7.66

− 57.66 ± 13.48

0.002

103.65 ± 11.94

28.54 ± 5.23

− 67.35 ± 7.88

< 0.001

0.494

Time spent in central zone (50%)

357.77 ± 65.91

158.46 ± 31.14

− 154.02 ± 33.75

0.008

335.34 ± 36.32

134.81 ± 24.06

− 177.15 ± 33.68

< 0.001

296.35 ± 30.94

152.84 ± 20.38

− 125.55 ± 25.92

< 0.001

0.449

Locomotion time (sec)

1205.35 ± 78.34

1121.15 ± 62.03

− 41.86 ± 65.94

0.347

1138.77 ± 56.74

841.68 ± 65.19

− 330.28 ± 59.17*†

< 0.001

1123.74 ± 33.28

1038.77 ± 29.33

− 116.99 ± 32.72

0.026

0.001

  1. Data expressed as mean ± S.E.M
  2. aStudent’s paired t test between the data obtained before and after social defeat stress
  3. bOne-way ANOVA for the change
  4. * p < 0.05 versus susceptible group
  5. †p < 0.05 versus control group