Table 1.

Effect on blood glucose levels in diabetic rats by N. nucifera crude, nuciferine and norcoclaurine.

Sample Treatment	Blood Glucose Level (mg/mL)
Days =	0	5	10	15
Normal control (Nc)	0.95 ± 1.65	0.93 ± 1.25	0.88 ± 0.12	0.85 ± 1.53
Diabetic control (Dc)	2.52 ± 2.85	2.31 ± 2.32	2.10 ± 1.68	2.00 ± 1.32
Dc+ glibencamide (10 mg/kg)	2.00 ± 1.85	1.54 ± 1.68	1.37 ± 1.20	0.94 ± 1.20 *
Dc+ crude (100 mg/kg)	2.10 ± 2.85	1.65 ± 1.08	1.44 ± 1.03	1.20 ± 1.90
Dc + crude (200 mg/kg)	2.15 ± 1.35	1.60 ± 1.55	1.52 ± 0.97	1.11 ± 1.79 *
Dc + nuciferine (10 mg/kg)	2.05 ± 3.85	1.64 ± 2.51	1.42 ± 1.23	1.00 ± 1.45 *
Dc + norcoclaurine (10 mg/kg)	2.10 ± 4.67	1.70 ± 3.25	1.58 ± 1.43	1.08 ± 3.15

Note: Each value is mean ± SEM of six animals; * p < 0.05.