Table 5.
Concentrations of compounds isolated from the supernatant of untreated, VPA treated (+VPA), tryptophan treated (+Trp) and VPA and tryptophan (VPA+Trp) treated D. microspores.
| Compound | Amount [mg/l] |
x-fold of untreated extract |
|||||
|---|---|---|---|---|---|---|---|
| Untreated | +VPA | +Trp | VPA + Trp | +VPA | +Trp | VPA + Trp | |
| PAA | 0.08 | 0.60 | 0.16 | 0.39 | 7.5 | 2.38 | 4.875 |
| 4FP | 0.04 | 0.05 | 0.04 | 0.04 | 1.25 | 1 | 1 |
| IAA | 0.01 | 0.08 | 0.43 | 0.57 | 8 | 43 | 57 |
| PLA | n.d. | 0.07 | n.d. | n.d. | n.d. | n.d. | n.d. |
| cPM | 0.02 | 0.07 | 0.02 | 0.04 | 3.5 | 1 | 2 |
| ICA | 0.01 | 0.05 | 0.17 | 0.17 | 5 | 17 | 17 |
| cFP | 0.0008 | 0.0040 | 0.0007 | 0.0011 | 5 | 0.875 | 1.375 |
| 5-acetamido pentanoic acid | n.d. | 0.02 | n.d. | n.d. | n.d. | n.d. | n.d. |
| N-(5 hydroxy pentyl)acetamide | n.d. | 0.01 | n.d. | n.d. | n.d. | n.d. | n.d. |
| 3-hydroxy-3-methylbutanamide | n.d. | 0.004 | n.d. | n.d. | n.d. | n.d. | n.d. |
n.d., not detectable.