Estimation of Total Quercetin and Rutin Content in Malus domestica of Nepalese Origin by HPLC Method and Determination of Their Antioxidative Activity

Table 9

Total quercetin content in peel, leaf, and stem bark extract of the M. domestica samples after acid hydrolysis.

Location	Varieties	Total quercetin content (mg/100g dry extract weight)
		Peel	Leaf	Stem bark
Jumla	Red	96.37 ± 33.33^aa	1542.21 ± 46.8^ab	5753.53 ± 31.33^ac
	Royal	153.97 ± 18.86^aa	2145.39 ± 19.23^bb	7445.32 ± 29.25^bc
	Golden	127.22 ± 25.06^aa	2346.33 ± 55.89^cb	5168.99 ± 28.76^cc
	Jonathan	259.88 ± 23.09^ba	3841.14 ± 38.9^db	6053.64 ± 50.04^dc
	Chocolate	150.74 ± 20.99^aa	2010.17 ± 35.76^eb	6166.28 ± 53.08^dec
Mustang	Red	449.07 ± 21.49^ca	1330.31 ± 43.87^fb	3033.15 ± 45.94^fc
	Royal	307.79 ± 30.46^bda	1505.58 ± 46.95^ab	3235.75 ± 60.5^gc
	Golden	309.78 ± 35.01^bdea	2587.30 ± 32.51^gb	4350.61 ± 30.06^hc
	Richard	80.84 ± 19.65^aa	2290.14 ± 33.37^ghb	3741.00 ± 39.44^ic

Note. All the tests were done in triplicate. Different superscript letters within the same column indicate significant differences () among cultivars. Different subscript letters within the same row indicate significant differences () between peel, leaf, and bark.