Table 2.

Antiradical activities (mean value ± standard error, n = 3) of the fruit flesh of the three plum species at different development stages.

Plum Species	Samples *	ABTS	ABTS	DPPH
		mg TE g−1	mg TE fruit−1	IC50
Mirabolano	M1	18.10 ± 0.07	5.25 ± 0.02	7.49 ± 0.02
	M2	7.03 ± 0.16	6.69 ± 0.16	22.78 ± 0.38
	M3	6.04 ± 0.52	7.82 ± 0.68	31.11 ± 1.31
	M4	4.69 ± 0.08	11.36 ± 0.18	76.46 ± 2.52
	M5	6.44 ± 0.12	17.86 ± 0.34	56.22 ± 0.61
President	P1	15.16 ± 0.88	2.45 ± 0.14	8.54 ± 0.39
	P2	15.53 ± 0.26	13.69 ± 0.23	4.22 ± 0.16
	P3	7.27 ± 0.14	17.15 ± 0.33	15.56 ± 1.02
	P4	5.54 ± 0.99	24.57 ± 4.38	30.35 ± 1.71
	P5	4.92 ± 0.61	18.76 ± 2.31	28.63 ± 2.40
Shiro	S1	10.40 ± 0.04	6.16 ± 0.03	3.35 ± 0.71
	S2	7.96 ± 0.14	13.79 ± 0.24	12.48 ± 0.76
	S3	3.61 ± 0.07	22.51 ± 0.44	42.28 ± 1.41
	S4	3.57 ± 0.01	46.48 ± 0.11	75.50 ± 0.12
	S5	4.55 ± 0.46	62.77 ± 6.35	56.51 ± 4.41

* Plum sample abbreviations are reported in Table 1. ABTS: 2,2′-azino-bis(3-ethylbenzothiazoline-6-sulphonic acid) diammonium salt. DPPH: 2,2-diphenyl-1-picrylhydrazyl.