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Table 2 Amino acid contents (nmole/g FW) of 17-day-old rice seedlings

From: Glutamine rapidly induces the expression of key transcription factor genes involved in nitrogen and stress responses in rice roots

  Roots Shoots
− N + Gln + Gln/ − N (fold change) − N + Gln + Gln/ − N (fold change)
Glu 550.9 ± 52.9 669.3 ± 83.8 1.22 ± 0.17 1243.9 ± 280.7 1126.5 ± 205.5 0.93 ± 0.21
Asp 252.7 ± 39.0 350.8 ± 51.8 1.40 ± 0.21* 281.0 ± 60.3 228.0 ± 66.0 0.82 ± 0.18
Ser 171.7 ± 22.3 181.4 ± 17.2 1.06 ± 0.10 874.7 ± 224.9 666.0 ± 164.1 0.77 ± 0.16
Gln 108.1 ± 15.0 1275.5 ± 397.8 11.62 ± 2.36* 622.9 ± 302.7 469.0 ± 262.3 0.75 ± 0.21
Ala 81.1 ± 11.7 142.9 ± 24.7 1.76 ± 0.21* 1063.5 ± 297.9 847.3 ± 183.3 0.81 ± 0.11
Val 46.5 ± 6.8 47.9 ± 5.5 1.04 ± 0.15 225.7 ± 64.7 160.4 ± 38.3 0.73 ± 0.12
Cys 44.9 ± 11.0 46.8 ± 4.7 1.08 ± 0.19 340.7 ± 96.2 273.1 ± 81.3 0.80 ± 0.07
Leu 36.9 ± 6.9 35.2 ± 4.4 0.98 ± 0.22 60.4 ± 13.0 44.1 ± 9.0 0.74 ± 0.08
Thr 36.2 ± 2.1 39.1 ± 4.1 1.08 ± 0.13 160.0 ± 44.3 120.9 ± 34.7 0.76 ± 0.13
Pro 30.8 ± 13.5 28.4 ± 9.2 0.99 ± 0.30 166.4 ± 83.1 139.4 ± 79.8 0.82 ± 0.09
Ile 28.1 ± 4.5 25.5 ± 2.9 0.93 ± 0.17 49.8 ± 17.9 32.4 ± 7.2 0.68 ± 0.12
Trp 26.8 ± 9.6 26.5 ± 9.6 0.99 ± 0.06 416.7 ± 286.2 297.7 ± 144.1 0.78 ± 0.14
Lys 26.7 ± 5.1 27.4 ± 3.6 1.05 ± 0.19 183.0 ± 144.5 136.1 ± 95.7 0.80 ± 0.10
Tyr 24.9 ± 4.5 29.1 ± 2.0 1.19 ± 0.15 333.9 ± 87.0 264.9 ± 72.7 0.81 ± 0.19
His 24.0 ± 10.6 20.5 ± 5.6 0.91 ± 0.17 609.1 ± 488.3 396.3 ± 289.7 0.68 ± 0.14
Asn 21.6 ± 11.4 21.5 ± 11.2 1.03 ± 0.40 130.7 ± 95.3 119.9 ± 84.8 0.96 ± 0.32
Arg 20.2 ± 4.3 14.8 ± 3.5 0.74 ± 0.14 60.9 ± 16.6 43.6 ± 11.4 0.72 ± 0.12
Phe 14.8 ± 2.4 15.7 ± 3.6 1.06 ± 0.16 378.6 ± 96.2 291.5 ± 61.8 0.78 ± 0.09
Gly 14.6 ± 1.2 14.1 ± 1.9 0.96 ± 0.07 87.6 ± 25.3 67.6 ± 17.8 0.80 ± 0.21
Met 9.0 ± 0.7 10.4 ± 1.0 1.16 ± 0.11 60.4 ± 13.1 44.5 ± 7.5 0.74 ± 0.05
  1. N without nitrogen, + Gln treated with 2.5 mM glutamine for 30 min. Results were derived from four biological replicates. *indicates p < 0.05 after analysis with Student’s t-test