. 2021 Jul 1;12:689038. doi: 10.3389/fpls.2021.689038

Table 3.

Phenolic compositions of different parts of six kiwi berry varieties^a (μg/g FW).

Phenolics	Free		Bound
Phenolics	Flesh	Peel	Flesh	Peel
Protocatechuic acid
LD-241	20.63 ± 1.68^c	64.53 ± 2.06^a	8.15 ± 0.01^d	21.16 ± 0.11^c
LD-121	26.03 ± 0.98^ab	56.17 ± 2.72^b	4.67 ± 0.29^f	18.04 ± 0.32^d
Huairou	24.51 ± 0.99^b	47.32 ± 0.92^c	9.18 ± 0.06^b	19.73 ± 0.16^c
Changjiangyihao	24.98 ± 2.81^b	55.62 ± 3.20^b	6.09 ± 0.18^e	27.75 ± 0.92^b
Longcheng	28.37 ± 0.25^a	63.83 ± 2.50^a	13.04 ± 0.09^a	32.32 ± 0.90^a
Liaofeng	29.16 ± 0.02^a	49.45 ± 1.58^c	8.63 ± 0.06^c	28.67 ± 0.92^b
Caffeic acid
LD-241	28.76 ± 0.94^a	71.78 ± 1.85^b	8.49 ± 0.36^b	22.63 ± 0.62^b
LD-121	19.27 ± 0.52^b	51.71 ± 0.70^d	7.70 ± 0.15^b	20.40 ± 0.98^c
Huairou	15.53 ± 2.66^c	78.31 ± 0.70^a	12.15 ± 1.08^a	31.13 ± 1.17^a
Changjiangyihao	10.67 ± 0.09^d	62.30 ± 1.53^c	5.70 ± 0.08^d	19.45 ± 0.38^c
Longcheng	11.43 ± 0.41^d	62.79 ± 2.43^c	7.37 ± 0.31^bc	20.55 ± 1.30^c
Liaofeng	20.48 ± 2.31^b	59.91 ± 2.29^c	6.38 ± 0.23^cd	18.79 ± 0.49^c
Chlorogenic acid
LD-241	19.45 ± 0.38^c	45.40 ± 2.32^c	7.39 ± 0.23^bc	17.95 ± 0.14^e
LD-121	24.70 ± 0.52^b	39.30 ± 0.47^d	12.70 ± 0.44^a	21.14 ± 0.68^d
Huairou	26.15 ± 0.66^a	61.15 ± 0.33^b	6.57 ± 0.24^c	22.60 ± 0.44^c
Changjiangyihao	17.27 ± 0.36^d	68.68 ± 1.79^a	5.34 ± 0.20^d	30.62 ± 0.46^a
Longcheng	10.88 ± 0.05^e	43.05 ± 0.66^c	3.34 ± 0.95^e	18.85 ± 0.73^e
Liaofeng	18.54 ± 0.37^c	59.16 ± 0.03^b	8.42 ± 0.34^b	25.42 ± 0.80^b
Quinic acid
LD-241	8.44 ± 0.04^c	37.08 ± 0.44^c	3.40 ± 0.37^c	15.59 ± 0.57^c
LD-121	9.57 ± 0.14^b	43.67 ± 0.59^b	4.43 ± 0.32^b	22.79 ± 1.04^a
Huairou	12.66 ± 0.17^a	33.68 ± 1.13^d	4.44 ± 0.26^b	12.58 ± 0.42^d
Changjiangyihao	12.35 ± 0.21^a	24.23 ± 0.43^e	5.51 ± 0.30^a	9.39 ± 0.27^e
Longcheng	12.82 ± 0.69^a	41.76 ± 2.26^b	5.11 ± 0.10^a	22.12 ± 1.28^a
Liaofeng	7.67 ± 0.02^d	51.24 ± 1.23^a	2.78 ± 0.08^d	18.60 ± 0.43^b
(+)-gallocatechin
LD-241	3.72 ± 0.18^c	9.24 ± 0.36^d	1.41 ± 0.27	4.25 ± 0.48
LD-121	2.21 ± 0.07^e	8.66 ± 0.15^d	0.20 ± 0.02	2.46 ± 0.27
Huairou	3.62 ± 0.16^c	13.73 ± 0.05^b	ND^b	ND
Changjiangyihao	4.36 ± 0.13^b	14.52 ± 0.31^a	ND	ND
Longcheng	6.23 ± 0.03^a	11.60 ± 0.42^c	ND	ND
Liaofeng	2.88 ± 0.13^d	6.35 ± 0.31^e	ND	ND
Proanthocyanidin B2
LD-241	3.01 ± 0.32^b	5.40 ± 0.36^bc	ND	ND
LD-121	1.82 ± 0.02^d	2.95 ± 0.02^d	ND	ND
Huairou	5.77 ± 0.11^a	9.59 ± 0.17^a	ND	ND
Changjiangyihao	2.35 ± 0.03^c	9.49 ± 0.29^a	ND	ND
Longcheng	1.50 ± 0.38^d	4.96 ± 0.03^c	ND	ND
Liaofeng	2.46 ± 0.03^c	5.60 ± 0.12^b	ND	ND
Proanthocyanidin C1
LD-241	2.57 ± 0.39^a	3.60 ± 0.41^a	ND	ND
LD-121	2.24 ± 0.08^ab	2.71 ± 0.09^cd	ND	ND
Huairou	0.32 ± 0.05^d	2.44 ± 0.04^d	ND	ND
Changjiangyihao	0.94 ± 0.03^c	2.91 ± 0.03^bc	ND	ND
Longcheng	0.62 ± 0.01^cd	3.15 ± 0.01^b	ND	ND
Liaofeng	1.92 ± 0.06^b	3.92 ± 0.02^a	ND	ND
Quercetin-3-O-glucoside
LD-241	3.56 ± 0.22^b	16.57 ± 1.10^a	ND	ND
LD-121	2.56 ± 0.09^c	8.58 ± 0.26^c	ND	ND
Huairou	3.66 ± 0.04^b	8.40 ± 0.26^c	ND	ND
Changjiangyihao	3.40 ± 0.09^b	6.18 ± 0.12^d	ND	ND
Longcheng	1.64 ± 0.09^d	4.62 ± 0.04^d	ND	ND
Liaofeng	4.79 ± 0.21^a	12.18 ± 1.51^b	ND	ND
Quercetin-3-O-rutinoside
LD-241	5.32 ± 0.03^a	19.26 ± 1.45^a	ND	ND
LD-121	2.52 ± 0.16^d	5.51 ± 0.05^d	ND	ND
Huairou	3.65 ± 0.11^c	14.27 ± 0.45^b	ND	ND
Changjiangyihao	2.68 ± 0.21^d	15.25 ± 0.40^b	ND	ND
Longcheng	5.52 ± 0.23^a	20.08 ± 1.46^a	ND	ND
Liaofeng	4.55 ± 0.03^b	9.54 ± 0.23^c	ND	ND
Quercetin-3-O-galactoside
LD-241	5.48 ± 0.17^b	22.35 ± 1.34^a	ND	ND
LD-121	2.34 ± 0.03^e	12.48 ± 1.84^b	ND	ND
Huairou	1.88 ± 0.07^f	13.45 ± 0.06^b	ND	ND
Changjiangyihao	6.14 ± 0.05^a	22.70 ± 3.85^a	ND	ND
Longcheng	2.77 ± 0.05^d	19.30 ± 1.30^a	ND	ND
Liaofeng	3.50 ± 0.37^c	20.51 ± 1.32^a	ND	ND

Results are expressed as mean ± SD. Values of each column with no letters in common are significantly different (p < 0.05).

ND = not detected.