Table 3 Metabolic profiling of rice root during Cr (VI) stress
From: Transcriptomic and metabolomic shifts in rice roots in response to Cr (VI) stress
Metabolite | MS/NMR signals | Control mg/g db | Cr mg/g db | Â |
|---|---|---|---|---|
aMyristic acid ME | 242 (M+),143,87,74,44 | 0.50 ± 0.07 | 0.10 ± 0.02 | Hexane |
aPentadecanoic acid ME | 256(M+),87,74,44 | 0.85 ± 0.12 | 0.10 ± 0.03 |  |
aPalmitic acid ME | 270(M+), 143, 87, 74,43 | 4.58 ± 0.52 | 2.33 ± 0.07 |  |
aLinoleic acid ME | 294(M+),149,81,67,44 | 1.74 ± 0.22 | 4.89 ± 0.12 |  |
aErgo Sterol | 472,382,343,73,44 | 0.27 ± 0.05 | 0.12 ± 0.02 | EtOAc |
aStigma Sterol | 484,394,255,83,44 | 0.45 ± 0.03 | 0.18 ± 0.02 |  |
aβ-Sitosterol | 486,396,357,129,75,44 | 0.30 ± 0.07 | 0.16 ± 0.08 |  |
a2-Hydroxy Propanoic acid (TMS)2 | 219(M+-CH3),147, 117,73 (Me3Si.) | 0.93 ± 0.09 | 1.21 ± 0.04 |  |
aGlycerol-(TMS)3 | 293(M+-CH3),218,205,147,117,73(Me3Si.) | 0.71 ± 0.10 | 0.30 ± 0.02 |  |
aBenzoic acid-TMS | 194(M+),179(M+-CH3),135,105,73(Me3Si.) | 0.14 ± 0.12 | 0.16 ± 0.03 |  |
aSuccinic acid-(TMS)2 | 247(M+-CH3),147,73(Me3Si.) | 0.69 ± 0.08 | 0.41 ± 0.02 |  |
aMalic acid- (TMS)3 | 335(M+-CH3), 233,147,73(Me3Si.) | 0.10 ± 0.03 | 0.21 ± 0.01 |  |
aβ-Hydroxy β- Methayl Glutaric acid- (TMS)3 | 363(M+-CH3),273,247,231,147,73(Me3Si.) | 0.18 ± 0.02 | 0.44 ± 0.05 |  |
a4-Hydroxy Benzoic acid- (TMS)2 | 282(M+),267(M+-CH3),223,193 (M+-Me3SiO), 73(Me3Si.) | 0.21 ± 0.07 | 0.33 ± 0.02 |  |
a Suberic acid- (TMS)2 | 303(M+-CH3),286,217,187,147,73(Me3Si.) | 0.21 ± 0.03 | 2.10 ± 0.12 |  |
aAzelaic acid-(TMS)2 | 332(M+),317(M+-CH3),292,73(Me3Si.) | 3.31 ± 0.13 | 2.28 ± 0.15 |  |
a4-Hydroxy Cinnamic acid-(TMS)2 | 308 (M+),293 (M+-CH3),249,219,179,73(Me3Si.) | 1.61 ± 0.12 | 2.10 ± 0.08 |  |
bAlanine | δ1.48, δ 3.77 | 0.37 ± 0.03 | 1.19 ± 0.05 | Water |
bCholine | δ 3.19, δ 3.52 | 0.25 ± 0.03 | 0.91 ± 0.06 |  |
aD-Fructose- (5 TMS, MeOXI) | 364, 307, 217,147,103,73(Me3Si.) | 0.81 ± 0.07 | 1.61 ± 0.08 |  |
bGABA | δ 1.91, δ 2.29, δ 3.01 | 0.66 ± 0.05 | 1.66 ± 0.09 |  |
a D-galactose | 554(M+-CH3), 319, 217, 205, 147, 73(Me3Si.) | 2.10 ± 0.10 | 4.87 ± 0.22 |  |
aD-gluconic acid | 613(M+-CH3), 333, 292, 217, 147, 73(Me3Si.) | 0.63 ± 0.06 | 1.89 ± 0.09 |  |
bLactate | δ 1.33, δ 4.11 | 0.16 ± 0.02 | 1.09 ± 0.08 |  |
aMyo-inositol | 612(M+), 507, 318, 305, 217, 147, 73(Me3Si.) | 0.22 ± 0.02 | 0.55 ± 0.05 |  |
bOrnithine | δ 1.6-1.8 | 1.04 ± 0.05 | 3.33 ± 0.42 |  |
aL-proline | 273(M+), 258(M+-CH3), 230, 156, 147, 73(Me3Si.) | 0.35 ± 0.02 | 1.12 ± 0.03 |  |
bPhenyl alanine | δ 7.3-7.45 | 0.45 ± 0.03 | 0.88 ± 0.05 |  |
cUracil | δ 5.95, δ 7.75 | 0.45 ± 0.04 | 1.39 ± 0.60 |  |
cValine | δ 0.98, δ 1.04, δ 2.25 | 0.54 ± 0.05 | 1.44 ± 0.08 |  |