TABLE 1.

Metabolic parameters in wild-type and GPERKO^−/− female mice

	Wild type	GPERKO−/−	P
Body weight	19.5 ± 0.7	19.1 ± 0.5	n.s.
Fasting glucose (mg/dl)	46.9 ± 2.8	50.7 ± 2.1	n.s.
Fed glucose (mg/dl)	148.9 ± 7.8	144.9 ± 5.1	n.s.
Fasting insulin (ng/ml)	0.6 ± 0.1	0.7 ± 0.1	n.s.
Fed insulin (ng/ml)	1.0 ± 0.2	1.1 ± 0.2	n.s.
Pancreas insulin concentration (ng/mg)	10.3 ± 1.2	10.7 ± 0.9	n.s.
GSIS (30 min after glucose stimulation, ng/ml)	1.05 ± 0.1	1.1 ± 0.05	n.s.
Glucose tolerance test area under the curve (mg/dl × min/1,000)	15.4 ± 2.3	13.6 ± 5.8	n.s.

Results represent the means ± SE. n.s., nonsignificant.