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Table 1 Total frequency of play behaviors from PN25-29, recorded for 8 min per day (40 min total) in the home cage

From: Sex-specific effects of neonatal progestin receptor antagonism on juvenile social play behavior in rats

Play parameter

Control males

Control females

CDB males

CDB females

Pounces

7.6 ± 1.0

5.5 ± 0.9

6.2 ± 2

6.5 ± 0.9

Pins

4.8 ± 0.7

2.2 ± 0.5a

4.9 ± 0.6

4.5 ± 0.9

Chases

0.9 ± 0.3

0.3 ± 0.2

0.4 ± 0.2

0.7 ± 0.2

Initiation

13.3 ± 1.7

7.9 ± 1.5a

11.5 ± 1.2

11.8 ± 1.6

  1. There were no effects of sex or treatment on chases or pounces
  2. aControl females exhibited fewer pins and total initiation behaviors compared to CDB-treated females, as shown in Fig. 2
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Behavioral and Brain Functions

ISSN: 1744-9081

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