Table 2.

Effect Catharanthus roseus and ursolic acid and combination on plasma insulin level (μU/ml).

Groups	Days
	0 day	7th day	14th day	21st day	28th day
Group 1	15.65 ± 0.24	15.91 ± 0.11	15.34 ± 2.46	15.98 ± 0.12	15.78 ± 0.18
Group 2	06.94 ± 0.15	06.85 ± 4.57##	06.43 ± 0.17#	06.05 ± 0.16##	05.93 ± 0.31##
Group 3	06.86 ± 0.09	08.74 ± 3.674∗	09.62±0.14∗∗	10.33±0.21∗∗∗	10.41±0.20∗∗
Group 4	06.65 ± 0.25	08.56 ± 3.75∗	09.70±0.19∗∗∗	11.11 ± 0.12∗	11.46±0.21∗∗
Group 5	06.76 ± 0.16	09.57±2.87∗∗∗	10.46±2.98∗∗∗	13.34±0.21∗∗∗	13.65±0.10∗∗
Group 6	06.73 ± 0.14	10.11±0.14∗∗	12.56±0.16∗∗	16.01±0.09∗∗	15.97±0.18∗∗∗

Values are expressed as Mean ± SEM, (N = 6). ^#Groups as compared with Group 1; ^∗groups as compared with Group 2; ^∗P < 0.05; ^∗∗P < 0.01; ^∗∗∗P < 0.001.