Table 2.
Vitamin C and phenolic compound contents and antioxidant activity of the 19 uvaia accessions investigated in the present study.
| Accession | Variables | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| VIT.C | CF | ABTS | ORAC | HOCl | ||||||
| 5 | 88.0 ± 4.09 | de | 136 ± 4.36 | bc | 8.04 ± 0.92 | def | 8.42 ± 1.67 | ab | 8.76 ± 0.84 | abcd |
| 7 | 89.4 ± 3.91 | de | 97.5 ± 2.75 | hi | 6.80 ± 0.69 | efghi | 7.16 ± 0.63 | ab | 9.81 ± 1.24 | ab |
| 17 | 102 ± 1.07 | c | 107 ± 7.44 | fgh | 5.29 ± 2.79 | ijk | 8.58 ± 1.69 | ab | 11.3 ± 1.67 | a |
| 18 | 128 ± 1.48 | a | 100 ± 2.36 | hi | 7.94 ± 4.22 | defg | 8.67 ± 1.49 | ab | 5.06 ± 3.17 | cd |
| 22 | 62.9 ± 2.05 | i | 124 ± 3.19 | cde | 11.5 ± 1.64 | b | 6.09 ± 1.48 | ab | 9.44 ± 1.54 | ab |
| 25 | 112 ± 2.57 | b | 140 ± 3.12 | b | 6.04 ± 0.60 | hijk | 3.43 ± 1.45 | b | 7.07 ± 1.16 | bcd |
| 33 | 135 ± 2.78 | a | 122 ± 1.70 | cde | 8.10 ± 4.63 | de | 5.49 ± 1.38 | ab | 6.17 ± 1.42 | bcd |
| 34 | 75.6 ± 2.88 | fgh | 121 ± 5.92 | de | 8.32 ± 4.74 | de | 3.36 ± 0.95 | b | 7.28 ± 1.23 | bcd |
| 38 | 103 ± 4.01 | c | 102 ± 4.33 | ghi | 7.33 ± 2.16 | efgh | 4.59 ± 1.06 | b | 7.32 ± 1.02 | bcd |
| 43 | 77.9 ± 3.68 | fgh | 154 ± 6.95 | a | 9.07 ± 2.67 | cd | 11.7 ± 6.97 | a | 7.72 ± 0.47 | abcd |
| 45 | 77.3 ± 2.16 | fgh | 118 ± 3.21 | ef | 10.4 ± 5.11 | bc | 7.90 ± 3.25 | ab | 9.84 ± 0.89 | ab |
| 50 | 82.2 ± 1.78 | ef | 116 ± 5.03 | efg | 4.49 ± 2.11 | k | 3.09 ± 0.42 | b | 5.05 ± 0.32 | d |
| 52 | 92.8 ± 1.72 | d | 89.7 ± 5.29 | i | 10.9 ± 4.31 | b | 8.41 ± 2.21 | ab | 9.29 ± 0.98 | ab |
| 54 | 105 ± 3.97 | bc | 122 ± 2.09 | de | 13.2 ± 3.63 | a | 4.61 ± 1.33 | b | 8.28 ± 1.62 | abcd |
| 57 | 105 ± 0.34 | fgh | 102 ± 2.53 | ghi | 6.43 ± 2.59 | fghij | 5.68 ± 1.89 | ab | 6.79 ± 0.63 | bcd |
| 58 | 79.8 ± 0.67 | fg | 120 ± 6.37 | ef | 5.38 ± 2.18 | ijk | 2.27 ± 1.03 | b | 9.03 ± 0.91 | abc |
| 59 | 72.6 ± 2.90 | gh | 139 ± 0.62 | b | 6.40 ± 0.56 | ghij | 5.72 ± 0.84 | ab | 9.65 ± 0.78 | ab |
| 66 | 70.7 ± 1.32 | hi | 122 ± 9.20 | cde | 5.15 ± 1.26 | jk | 4.25 ± 0.24 | b | 4.87 ± 0.28 | d |
| 68 | 50.9 ± 3.09 | j | 134 ± 9.19 | bcd | 6.16 ± 0.88 | hij | 3.07 ± 0.20 | b | 5.89 ± 0.53 | bcd |
| Overall means | 88.6 | 119 | 7.73 | 5.92 | 7.82 | |||||
| CV (%) | 2.96 | 3.79 | 40.2 | 36.9 | 16.5 | |||||
Each value is expressed as means (triplicate) ± standard deviation (SD). Means followed by the same letter do not differ statistically from each other. Vitamin C (VIT.C): mg 100 g−1 VIT.C; phenolic compounds (CF): mg 100 g−1 GAE; antioxidant activity by ABTS•+ method: µmol g−1 of Trolox equivalent; ORAC antioxidant activity: µmol g−1 Trolox equivalent; antioxidant activity by HOCl sequestration: EC50 µg mL−1; CV (%): coefficient of variation. All data are significant at the 5% probability level (p < 0.05) (one-way ANOVA and Tukey’s test at the 5% level).