Table 2.

Total exploratory time in the familiar session.

Treatment	N	Total exploratory time (sec) (range)
Sham control	9	10.73 (7.865 - 11.66)
LPS (30 μg/mouse, i.c.v.)	9	9.980 (6.980 - 12.12)
LPS (30 μg/mouse, i.c.v.) + betaine (0.081 mmol/kg, s.c.)	8	10.94 (7.128 - 12.43)
LPS (30 μg/mouse, i.c.v.) + betaine (0.163 mmol/kg, s.c.)	9	10.24 (6.295 - 11.99)
LPS (30 μg/mouse, i.c.v.) + betaine (0.326 mmol/kg, s.c.)	8	9.325 (7.215 - 10.75)

See Fig. 2 for details.