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Table 3 Primary metabolite profiles (μg g−1 FW) in the juice sacs of OCC and its donor plants

From: Metabolite profile comparison of a graft chimera ‘Hongrou Huyou’ (Citrus changshan-huyou + Citrus unshiu) and its two donor plants

No.Primary metabolites (μg g− 1)OJOCJCJ
Organic acids   
1Oxalic acid22.67 ± 0.90and19.16 ± 3.99a
2Malic acid206.33 ± 21.44b172.40 ± 8.68b363.95 ± 60.83a
34-Aminobutanoic acid10.36 ± 1.00b16.01 ± 4.16and
4Citric acid1131.33 ± 9.58ab1213.74 ± 59.98a965.81 ± 166.44b
5Quininic acid37.49 ± 4.79b22.24 ± 1.77c50.68 ± 3.64a
6Palmitic acid38.62 ± 2.57a20.23 ± 0.16bnd
 Sum1446.81 ± 40.28a1444.61 ± 48.07a1399.60 ± 227.91a
Sugars   
7Xylose57.18 ± 0.58a16.76 ± 1.28b4.47 ± 0.77c
8Arabinose5.39 ± 0.10b15.11 ± 0.81a2.36 ± 0.39c
9Fructose14,259.18 ± 237.19a12,389.95 ± 1357.50b11,731.42 ± 622.19b
10Mannose155.25 ± 17.50a139.88 ± 11.24a162.82 ± 27.27a
11Sorbosendnd54.88 ± 1.50a
12Glucose 2,3,4,5,6-pentakis-O-(trimethylsilyl)-, o-methyloxyme, (1Z)-17,227.71 ± 687.96a17,073.88 ± 1494.37a15,731.50 ± 1048.49a
13Rhamnose17.51 ± 1.60and10.55 ± 0.87b
13Myo-Inositol1508.79 ± 45.70a1503.50 ± 31.59a240.54 ± 9.76b
14Allose2.69 ± 0.26a2.10 ± 0.28bnd
15Sucrose21,362.29 ± 1880.50a21,537.81 ± 1705.67a22,017.88 ± 849.67a
16Turanose223.49 ± 34.64a160.54 ± 14.71b17.18 ± 2.04c
17Sum54,819.49 ± 2906a52,839.53 ± 3493.60a49,973.6 ± 2478.50a
Alcohol   
18Scyllo-Inositol64.63 ± 3.99c116.81 ± 1.38b190.91 ± 9.79a
 Total56,330.92 ± 2950a54,400.95 ± 3463.03a51,564.11 ± 2695.72a