Table 5.
Identification and quantification of phenolic acids (g/L) produced by bacteria in CFS. The results are expressed as mean ± standard deviation.
| Phenolic Acids | Biocontrol Agents | ||||||||
|---|---|---|---|---|---|---|---|---|---|
|
B. thuringensis CECT 197 |
P. polymyxa CECT 153 |
P. chibensis CECT 375 |
B. amyloquefaciens CECT 493 |
B. subtilis CECT 499 |
P. alvei CECT 2 |
B. licheniformis CECT 20 |
B. megaterium CECT 44 |
P. polymyxa CECT 155 |
|
| Benzoic acid | 0.005 ± 0.03 | 0.060 ± 0.06 | 0.023 ± 0.01 | 0.004 ± 0.02 | 0.044 ± 0.01 | 0.067 ± 0.02 | 0.012 ± 0.02 | 0.047 ± 0.01 | 0.062 ± 0.01 |
| DL-3-Phenyllactic acid | 0.844 ± 0.06 | 0.184 ± 0.03 | Nd | Nd | Nd | 0.195 ± 0.01 | Nd | 0.058 ± 0.02 | 0.297 ± 0.02 |
| 1-2-Dihydroxybenzene | Nd | Nd | 0.040 ± 0.01 | 0.03 ± 0.02 | Nd | Nd | Nd | Nd | Nd |
| Hydroxicinnamic acid | Nd | Nd | Nd | Nd | Nd | Nd | Nd | Nd | Nd |
| P-Coumaric acid | 0.002 ± 0.01 | Nd | Nd | Nd | Nd | Nd | Nd | 0.030 ± 0.07 | Nd |
| 3-4-Dihydroxyhydrocinnamic | Nd | Nd | Nd | Nd | Nd | Nd | Nd | Nd | 0.022 ± 0.06 |
| Protocatechuic acid | Nd | Nd | 0.008 ± 0.01 | Nd | Nd | Nd | Nd | Nd | Nd |
The experiment was carried out in triplicate (n = 3). Results are expressed as mean ± standard deviation; Abbreviations: Nd: not detected. CECT, Spanish Type Culture Collection (València, Spain).