Research Article

Analysis of Polyphenolic Compounds in Extracts from Leaves of Some Malus domestica Cultivars: Antiradical and Antimicrobial Analysis of These Extracts

Table 6

Mean () content in mg/g dry wt ± SD (RSD, %) of polyphenolic compounds identified in ethyl acetate (EC) extracts obtained from the leaves of five Malus L. cultivars.

Cultivar Polyphenols
pOHBAChlorAHyperIquerQuerPhlorSum

Elstar0.17 ± 0.003
(1.5)
0.90 ± 0.02
(2.1)
18.70 ± 0.47
(2.5)
11.57 ± 0.34
(2.9)
4.44 ± 0.17
(3.8)
524.7 ± 8.44
(1.6)
560.5 ± 9.44
Golden delicious0.24 ± 0.01
(3.8)
0.81 ± 0.03
(3.7)
18.62 ± 0.61
(3.3)
11.39 ± 0.24
(2.1)
5.60 ± 0.19
(3.4)
603.1 ± 20.85
(3.5)
639.8 ± 21.93
Jonagold0.36 ± 0.01
(1.6)
1.02 ± 0.03
(2.9)
16.47 ± 0.47
(2.8)
8.90 ± 0.17
(1.9)
5.16 ± 0.19
(3.7)
597.0 ± 18.19
(3.0)
628.9 ± 19.06
Ligol0.12 ± 0.004
(3.6)
1.07 ± 0.03
(2.8)
21.44 ± 0.60
(2.8)
11.48 ± 0.35
(3.0)
5.20 ± 0.19
(3.7)
518.7 ± 17.83
(3.4)
558.0 ± 19.00
Mutsu0.22 ± 0.005
(2.0)
0.61 ± 0.02
(3.2)
15.63 ± 0.52
(3.3)
8.77 ± 0.24
(2.7)
5.00 ± 0.17
(3.3)
598.8 ± 14.85
(2.5)
629.0 ± 15.80

Explanations: pOHBA: p-hydroxybenzoic acid; ChlorA: chlorogenic acid; Hyper: hyperoside; Iquer: isoquercitrin; Quer: quercitrin; Phlor: phloridzin.