Table 2.
δ13C Values in Natural Abundance Control Fermentationsa
| compound | n | δ13CVPDB (‰) | SD (‰) | groupb |
|---|---|---|---|---|
| acetic acid | 3 | –13.48 | 2.25 | A |
| isobutyric acid | 3 | –17.78 | 3.78 | A, B |
| decanoic acid | 3 | –22.84 | 1.84 | B, C |
| isoamyl alcohol | 3 | –24.12 | 1.69 | B, C D |
| hexanoic acid | 3 | –24.24 | 1.29 | B, C, D |
| isobutyl alcohol | 3 | –24.47 | 0.40 | B, C, D |
| octanoic acid | 3 | –24.63 | 1.19 | B, C, D |
| ethyl octanoate | 3 | –24.80 | 1.97 | B, C, D |
| ethyl lactate | 2 | –25.84 | 0.46 | B, C, D, E, F |
| 1-butanol | 3 | –25.89 | 2.03 | C, D, E |
| ethyl hexanoate | 3 | –25.94 | 1.88 | C, D, E |
| ethyl 3-hydroxybutyrate | 3 | –27.02 | 2.74 | C, D, E, F |
| ethanol | 3 | –27.47 | 0.10 | C, D, E, F |
| isoamyl acetate | 3 | –28.58 | 2.15 | C, D, E, F |
| hexyl acetate | 3 | –29.15 | 7.55 | C, D, E, F |
| methionol | 3 | –29.40 | 0.59 | C, D, E, F |
| β–phenylethanol | 3 | –31.29 | 0.86 | D, E, F |
| phenylethyl acetate | 3 | –33.97 | 1.66 | F |
| 1-hexanol | 2 | –34.19 | 0.21 | E, F |
a
Results are for means and standard deviations of fermentation replicates.
b
Compounds with different letters differ at p < 0.05 level (Tukey's test).