Table 1.

Changes in body mass during cold acclimation

Cold
DayControlUntreatedl-argininel-NAME
12.0±1.0–6.8±1.4***–4.7±1.7***–1.0±0.2***
34.7±2.8–3.4±1.6**–2.3±2.9*–1.8±1.5**
78.2±1.7–11.5±3.5***–11.3±4.4***–16.0±5.8***
1214.4±4.4–8.7±2.7***–5.6±12.2***2.7±3.3***
2124.5±4.38.7±3.2***9.5±3.3***4.3±5.1***
4549.0±16.042.8±9.639.0±16.949.0±4.4
  • Data for body mass gain (in g) are means ± s.e.m. (N=6 in all groups)

  • * P<0.05

  • ** P<0.01

  • *** P<0.001 compared with the control acclimated to 22°C for the same time period