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. 2020 Feb 18;9(2):169. doi: 10.3390/antiox9020169

Table 1.

Profiles of phenolics and anthocyanins (mg/100 g DW) in three tamarillo cultivars, separated by cultivars and tissues. Values are expressed as Mean ± SD (n = 4).

Bioactive Compounds Peel Pulp p-Value *
Amber Laird’s Large Mulligan Amber Laird’s Large Mulligan C T C × T
Chlorogenic acid 225.85 ± 12.43ax 231.18 ± 9.76bx 278.03 ± 11.89cx 54.67 ± 3.81ay 66.35 ± 1.1by 73.95 ± 1.98cy <0.05 <0.05 <0.05
Caffeic acid 2.61 ± 0.18ax 3.56 ± 0.52bx 3.52 ± 0.85bx 1.01 ± 0.03ay 1.2 ± 0.06by 1.32 ± 0.04by <0.05 <0.05 0.0328
p-coumaric acid 0.05 ± 0.01ax 0.02 ± 0.01bx 0.03 ± 0.01cx 0.12 ± 0.01ay 0.07 ± 0.01by 0.08 ± 0.01cy <0.05 <0.05 <0.05
Ferulic acid 0.03 ± 0.03ax 0.01 ± 0.01bx 0.04 ± 0.03cx <0.005ay <0.005by 0.02 ± 0.02cy <0.05 <0.05 0.1158
Total hydroxycinnamic acids 228.53 ± 12.65ax 234.77 ± 10.3bx 281.63 ± 12.78cx 55.80 ± 3.86ay 67.62 ± 1.18by 75.37 ± 2.04cy <0.05 <0.05 <0.05
Gallic acid 0.8 ± 0ax 0.79 ± 0bx 0.8 ± 0.01bx 0.79 ± 0ay 0.93 ± 0.06by 1 ± 0.2by <0.05 <0.05 <0.05
Ellagic acid 0.12 ± 0.04x 0.11 ± 0.03x 0.1 ± 0.04x 0.11 ± 0.02y 0.09 ± 0.01y 0.09 ± 0.02y 0.2304 0.0483 0.6023
Total hydroxybenzoic acids 0.91 ± 0.05ax 0.9 ± 0.03abx 0.91 ± 0.05bx 0.90 ± 0.03ay 1.01 ± 0.07aby 1.09 ± 0.22by 0.0227 <0.05 0.0147
Kaempferol 0.43 ± 0.01ax 0.43 ± 0.01bx 0.43 ± 0.01bx 0.5 ± 0.04ay 0.45 ± 0.01by 0.45 ± 0.01by <0.05 <0.05 <0.05
Total flavonols 0.43 ± 0.01ax 0.43 ± 0.01bx 0.43 ± 0.01bx 0.5 ± 0.04ay 0.45 ± 0.01by 0.45 ± 0.01by <0.05 <0.05 <0.05
Catechin 2.13 ± 0.83ax 0.28 ± 0bx 0.33 ± 0.02bx 3.91 ± 0.68ay 0.3 ± 0by 0.32 ± 0by <0.05 <0.05 <0.05
Epicatechin 1.36 ± 0.03a 1.49 ± 0.12b 2.6 ± 0.72c 1.34 ± 0a 1.73 ± 0.01b 2.31 ± 0.02c <0.05 0.763 0.0545
Total flavanols 3.49 ± 0.86ax 1.78 ± 0.13bx 2.94 ± 0.74cx 5.25 ± 0.68ay 2.03 ± 0.01by 2.63 ± 0.02cy <0.05 <0.05 <0.05
Rutin 24.33 ± 1.85ax 3.71 ± 0.45bx 12.68 ± 1.1cx 3.23 ± 0.08ay 0.97 ± 0.03by 1.32 ± 0.03cy <0.05 <0.05 <0.05
Kaempferol-3-rutinoside 8.32 ± 0.57ax 19.22 ± 1.2bx 12.45 ± 1.09cx 30.72 ± 0.97ay 50.04 ± 1.12by 45.6 ± 1.41cy <0.05 <0.05 <0.05
Isorhamnetin-3-rutinoside 0.59 ± 0.05ax 0.96 ± 0.05bx 0.9 ± 0.02cx 0.16 ± 0.01ay 0.13 ± 0by 0.14 ± 0cy <0.05 <0.05 <0.05
Total flavonol glycosides 33.25 ± 2.47ax 23.89 ± 1.7bx 26.03 ± 2.21bx 34.11 ± 1.06ay 51.14 ± 1.14by 47.06 ± 1.44by <0.05 <0.05 <0.05
Total phenolics 266.62 ± 16.04ax 261.77 ± 12.16bx 311.93 ± 15.80cx 96.56 ± 5.67ay 122.26 ± 2.42by 126.60 ± 3.74cy <0.05 <0.05 <0.05
Delphinidin-3-rutinoside 0.43 ± 0.02ax 32.41 ± 2.98bx 49.11 ± 2.23cx 29.17 ± 2.47ay 254.76 ± 6.33by 273.36 ± 12.7cy <0.05 <0.05 <0.05
Cyanidin-3-glucoside n.d 0.33 ± 0.04a 1.97 ± 0.14b n.d n.d n.d <0.05
Cyanidin-3-rutinoside 0.29 ± 0ax 68.72 ± 4.33bx 114.47 ± 5.97cx 0.18 ± 0.02ay 25.94 ± 1.99by 30.67 ± 2.76cy <0.05 <0.05 <0.05
Pelargonidin-3-rutinoside 0.52 ± 0.06ax 54.36 ± 3.24bx 93.63 ± 2.48cx 0.35 ± 0.03ay 200.66 ± 8.51by 182.81 ± 11.17cy <0.05 <0.05 <0.05
Total anthocyanins 1.24 ± 0.08ax 155.82 ± 10.58bx 259.18 ± 10.81cx 29.70 ± 2.52ay 481.37 ± 16.83by 486.84 ± 26.63cy <0.05 <0.05 <0.05

n.d: not detected. * Statistical significance for cultivar (C), tissue (T) and the interaction of both types (C × T). Means shown in a, b, c are significantly different at p < 0.05 between cultivars. Means shown in x, y are significantly different at p < 0.05 between tissues. SD values of less than 0.004 are presented as 0.