Table 2.
Body Weight, Body Composition, Energy Stores, and Serum Hormone Levels of Rats From Experiment 2
| SS6 | LL6 | SS-cut | LL-cut | |
|---|---|---|---|---|
| Start weight, g | 350 ± 8 | 347 ± 4 | 344 ± 11 | 352 ± 6 |
| End weight, g | 353 ± 10 | 312 ± 13b | 365 ± 9 | 347 ± 9 |
| Body fat, g | 19 ± 1 | 10 ± 2b | 21 ± 1 | 14 ± 2b |
| Lean body mass, g | 272 ± 10 | 250 ± 10b | 277 ± 7 | 268 ± 6 |
| Liver weight, g | 12 ± 5 | 9 ± 1b | 12 ± 4 | 12 ± 4 |
| Liver lipid, mg | 485 ± 9 | 351 ± 40b | 502 ± 23 | 437 ± 15b |
| Liver glycogen, mg | 97 ± 31 | 38 ± 8b | 103 ± 20 | 109 ± 23 |
| Fat depots | ||||
| Inguinal, g | 4.30 ± 1.8 | 2.60 ± 0.4b | 4.80 ± 1.6 | 3.40 ± 1.1b |
| Epididymal, g | 2.84 ± 1.2 | 2.77 ± 0.83 | 3.04 ± 1.01 | 2.28 ± 0.7b |
| Retroperitoneal, g | 1.22 ± 0.5 | 0.50 ± 0.14b | 1.39 ± 0.46 | 0.89 ± 0.3b |
| Mesenteric, g | 1.30 ± 0.53 | 0.57 ± 0.18b | 1.50 ± 0.5 | 0.96 ± 0.3b |
| Serum measures | ||||
| Leptin, ng/mL | 1.36 ± 0.13 | 2.27 ± 0.77 | 2.27 ± 0.27 | 3.69 ± 2.1 |
| Insulin, ng/mL | 0.88 ± 0.28 | 0.94 ± 0.3 | 0.72 ± 0.12 | 0.66 ± 0.13 |
| Range | 0.23–1.88 | 0.30–1.92 | 0.34–1.36 | 0.28–1.35 |
| Glucose, mg/dL | 143 ± 10 | 124 ± 7 | 133 ± 8 | 112 ± 7 |
| Range | 121–181 | 101–152 | 99–160 | 73–134 |
a
Data are means ± SEM for groups of 8 to 9 rats. SS6 and LL6 measures were made after 6 days of infusion. Infusions were stopped at day 6 for LL6 and SS6 rats, and all measures for these groups were made at day 12.
b
Significant difference between SS and LL rats at P < .05.