Table 1.

Body Weights, Body Composition, Energy Stores, Serum Hormone Levels, and IBAT Temperatures of Rats From Experiment 1

	SS	LS	SL	LL
Start weight, g	320 ± 6	314 ± 7	321 ± 7	323 ± 4
End weight, g	319 ± 5b	303 ± 15b	318 ± 9b	267 ± 17c
Liver weight, g	11.0 ± 0.5	9.9 ± 0.9	10.7 ± 0.9	9.2 ± 1.0
Liver lipid, mg	429 ± 21b	359 ± 39b	414 ± 37b	322 ± 40c
Liver glycogen, mg	138 ± 20	83 ± 16	114 ± 33	104 ± 29
Fat depots
Inguinal, g	3.02 ± 0.38b	1.87 ± 0.48b	2.51 ± 0.43b	1.02 ± 0.13c
Epididymal, g	2.05 ± 0.23b	1.84 ± 0.45b	1.71 ± 0.34b	0.45 ± 0.11c
Retroperitoneal, g	0.62 ± 0.12b	0.63 ± 0.21b	0.59 ± 0.17b	0.09 ± 0.03c
Mesenteric, g	0.80 ± 0.18	0.63 ± 0.18	0.65 ± 0.17	0.38 ± 0.14
Serum measures
Leptin, ng/mL	1.28 ± 0.13	1.40 ± 0.24	1.36 ± 0.11	0.95 ± 0.11
Insulin, ng/mL	2.55 ± 0.56	2.29 ± 0.60	1.91 ± 0.55	1.52 ± 0.67
Range	0.27–5.09	0.29–4.67	0.21–7.14	0.43–4.08
Glucose, mg/dL	117 ± 9	125 ± 11	122 ± 16	116 ± 18
Range	72–152	84–156	71–191	84–160
IBAT temperature, °C
Daytime temperature	36.55 ± 0.08b	36.51 ± 0.06b,c	36.65 ± 0.07b,c	36.82 ± 0.12c
Nighttime temperature	37.44 ± 0.01	37.41 ± 0.04	37.59 ± 0.04	37.70 ± 0.11

^aData are means ± SEM for groups of 8 rats. All measures were made after 12 days of infusion.

^b,cValues for a specific parameter that do not share a common superscript are significantly different at P < .05.