Table 2. Fructoselysine in urine of Fn3k^+/+ and Fn3k^−/− mice.

Results are means±S.E.M. *Statistically different, P<0.0001 (Student's t test).

		Fructoselysine (μmol/mg of creatinine)
	Genotype…	Fn3k+/+	Fn3k+/−	Fn3k−/−
Urine from fed mice		3.14±0.19 (n=7)	3.41±0.90 (n=3)	3.06±0.23 (n=6)
Urine from 36 h starved mice		0.117±0.006* (n=6)	0.078±0.004 (n=3)	0.272±0.011* (n=8)