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

Table 5

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

Cultivar	Polyphenols
	pOHBA	ChlorA	Hyper	Iquer	Quer	Phlor	Sum
Elstar	0.11 ± 0.003; (2.4)	2.66 ± 0.08; (3.1)	9.24 ± 0.32; (3.4)	5.56 ± 0.16; (2.9)	2.12 ± 0.06; (3.0)	239.24 ± 6.21; (2.6)	258.93 ± 6.83
Golden delicious	0.13 ± 0.004; (2.8)	2.62 ± 0.05; (2.1)	8.24 ± 0.23; (2.9)	5.03 ± 0.15; (2.9)	2.65 ± 0.03; (1.2)	278.46 ± 2.58; (0.9)	297.13 ± 3.04
Jonagold	0.07 ± 0.002; (3.1)	2.50 ± 0.04; (1.5)	8.15 ± 0.09; (1.1)	4.27 ± 0.09; (2.2)	2.54 ± 0.03; (1.3)	282.42 ± 6.63; (2.3)	299.95 ± 6.88
Ligol	0.10 ± 0.005; (4.7)	3.08 ± 0.08; (2.7)	10.35 ± 0.32; (3.1)	5.43 ± 0.20; (3.6)	2.44 ± 0.08; (3.3)	299.00 ± 3.44; (1.2)	320.4 ± 4.12
Mutsu	0.10 ± 0.004; (4.2)	1.66 ± 0.05; (2.7)	6.70 ± 0.20; (3.0)	3.62 ± 0.07; (2.0)	1.96 ± 0.04; (2.2)	243.80 ± 4.20; (1.7)	257.8 ± 4.6

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