Table 1 Food intake during the 4 hours and the 24 hours after an i.c.v. injection of artificial cerebrospinal fluid (CSF, n = 10), 20 μg of L-arginine (ARG, n = 8), 10 ng of interleukin-1β (IL-1β, n = 10), or 20 μg L-arginine followed 2 h later by 10 ng of interleukin-1β (ARG + IL-1β, n = 8)

Treatment

4 hours

24 hours

Body weight

CSF

1.87 ±0.09

7.88 ±0.45

329 ±8

ARG

2.56 ±0.17*

8.50 ±0.51

348 ±9

IL-1β

1.44 ±0.17*

4.98 ±0.96*

317 ±7

ARG + IL-1β

1.51 ±0.11*

5.13 ±0.22*

326 ±7