Table 2.
Amino acid composition and K+ content of phloem exudates of 5-week-old Arabidopsis plants grown in soil in long day conditions. No significant differences were found according to one-way ANOVA in conjunction with Tukey’s test (P<0.05, three biological replicates)
| Amino acids (nmol mg–1 K+) | K+
(nmol mg–1 DW) |
||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ala | Asn | Asp | GABA | Gln | Glu | Gly | His | Ile | Leu | Phe | Pro | Ser | Thr | Val | Total | ||
| WT | 18.0 | 11.6 | 46.4 | 46.3 | 28.4 | 34.2 | 4.3 | 2.4 | 3.9 | 5.2 | 3.2 | 3.8 | 19.5 | 14.7 | 6.3 | 248.3 | 0.43 |
| umamit14-1 | 17.0 | 15.3 | 53.0 | 31.3 | 40.2 | 54.1 | 4.9 | 3.0 | 5.6 | 6.9 | 4.1 | 4.0 | 20.8 | 16.3 | 7.9 | 284.5 | 0.33 |
| umamit18-1 | 20.4 | 13.2 | 47.8 | 57.4 | 33.2 | 37.3 | 6.6 | 3.5 | 4.0 | 5.7 | 3.4 | 5.6 | 23.0 | 18.3 | 6.9 | 286.4 | 0.46 |
| umamit14-1/umamit18-1 | 22.4 | 11.4 | 42.7 | 44.3 | 29.0 | 34.2 | 7.6 | 3.1 | 3.9 | 5.3 | 3.3 | 5.5 | 25.3 | 17.4 | 6.5 | 262.0 | 0.39 |