Table 5.
Technological properties of LAB strains isolated from fruits and flowers from Northern Argentina.
| Microorganism | Strain | Acidifing and kinetic parameters FSM medium | Biogenic amine production | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ΔpH8 ± SD | ΔpH24 ± SD | Vmax ± SD | μmax ± SD | Diacetyl production | Pectinolytic activity | Cinnamoyl esterase activity | T | H | P | C | |||
| Lactococcus lactis subsp. lactis | 1 | FN3-308 | 1.92 ± 0.21ª | 2.11 ± 0.15ª | −0.55 ± 0.24ª | 0.96 ± 0.02d | ++ | ++ | + | – | – | – | – |
| 2 | FMy2-21-2 | 1.94 ± 0.18ª | 2.17 ± 0.16ª | −0.54 ± 0.18ª | 0.97 ± 0.02d | + | ++ | + | – | – | – | – | |
| 4 | FN3-317 | 1.91 ± 0.16ª | 2.13 ± 0.15ª | −0.56 ± 0.10ª | 0.77 ± 0.01e | ++ | ++ | + | – | – | – | – | |
| 5 | F-Cq1-484-2 | 1.98 ± 0.16ª | 2.22 ± 0.16ª | −0.55 ± 0.03ª | 0.90 ± 0.00d | + | + | ++ | – | – | – | – | |
| Lc. lactis subsp. cremoris | 6 | F-P-134-2 | 1.68 ± 0.24ª | 1.91 ± 0.21ª | −0.43 ± 0.08b | 1.25 ± 0.04b | + | ++ | – | + | – | – | – |
| Lc. lactis | 9 | FN2F-266 | 1.66 ± 0.24ª | 2.03 ± 0.29ª | −0.27 ± 0.16b | 0.46 ± 0.00h | – | + | – | – | – | – | – |
| Weissella cibaria | 10 | FMy1-3 | 1.50 ± 0.02ª | 1.60 ± 0.19ª | −0.33 ± 0.08b | 0.95 ± 0.01d | – | + | – | – | – | – | – |
| 11 | FMy2-21-1 | 1.44 ± 0.08ª | 1.55 ± 0.27ª | −0.27 ± 0.10b | 0.97 ± 0.06d | – | + | – | – | – | – | – | |
| 12 | FMy2-18 | 1.45 ± 0.02ª | 1.56 ± 0.23ª | −0.26 ± 0.09b | 0.85 ± 0.03d | – | ++ | – | – | – | – | – | |
| W. fabalis | 14 | Cq1-277 | 0.17 ± 0.00c | 1.08 ± 0.50b | −0.10 ± 0.01b | 0.67 ± 0.03e | – | – | – | – | – | – | – |
| W. minor | 16 | G1-E-14 | 0.62 ± 0.16b | 1.70 ± 0.32ª | −0.12 ± 0.03b | 0.24 ± 0.02h | – | – | – | – | – | – | – |
| 17 | G1-E-15 | 0.72 ± 0.02b | 1.88 ± 0.23ª | −0.15 ± 0.03b | 0.49 ± 0.02g | – | – | – | – | – | – | – | |
| 18 | G1-E-16 | 0.62 ± 0.10b | 1.74 ± 0.08ª | −0.12 ± 0.01b | 0.55 ± 0.05f | – | – | – | – | – | – | – | |
| 21 | G1-E-19 | 1.64 ± 0.38ª | 1.92 ± 0.15ª | −0.32 ± 0.07b | 0.64 ± 0.03f | – | – | – | – | – | – | – | |
| 22 | G1-E-21 | 0.80 ± 0.18b | 1.70 ± 0.22ª | −0.18 ± 0.04b | 1.29 ± 0.15b | – | + | – | – | - | – | – | |
| 23 | G1-E-27 | 0.59 ± 0.04b | 1.58 ± 0.42ª | −0.15 ± 0.00b | 0.63 ± 0.07f | – | – | – | – | – | – | – | |
| Leuconostoc mesenteroides subsp. mesenteroides | 24 | FMy1-2 | 1.85 ± 0.11ª | 1.95 ± 0.19ª | −0.41 ± 0.00b | 0.64 ± 0.04f | – | – | – | – | – | – | – |
| 25 | FMy1-4 | 1.53 ± 0.00a | 1.93 ± 0.24ª | −0.28 ± 0.19b | 0.92 ± 0.06d | – | – | + | – | – | – | – | |
| 26 | F30-P1-181 | 1.46 ± 0.13ª | 1.61 ± 0.30ª | −0.35 ± 0.01b | 1.37 ± 0.08b | + | + | – | + | – | – | – | |
| 27 | F-Mr2-345 | 1.02 ± 0.15b | 1.92 ± 0.28ª | −0.21 ± 0.02b | 1.03 ± 0.12c | – | – | – | – | – | – | – | |
| 28 | F-G1-1 | 1.17 ± 1.04b | 1.95 ± 0.16ª | −0.18 ± 0.03b | 0.32 ± 0.04h | – | – | – | – | – | – | – | |
| 29 | F-G1-7 | 1.49 ± 0.07ª | 1.89 ± 0.11ª | −0.35 ± 0.02b | 0.62 ± 0.05f | – | – | – | – | – | – | – | |
| Leuc. mesenteroides | 30 | P3-60 | 1.81 ± 0.13ª | 1.89 ± 0.02ª | −0.40 ± 0.00b | 0.87 ± 0.05d | – | – | – | – | – | – | – |
| 34 | F-Cq1-489 | 1.92 ± 0.23ª | 2.09 ± 0.09ª | −0.39 ± 0.03b | 0.79 ± 0.00e | – | – | – | – | – | – | – | |
| 35 | F-Mr2-348 | 1.01 ± 0.28b | 2.08 ± 0.22ª | −0.20 ± 0.02b | 0.75 ± 0.03e | – | – | – | – | – | – | – | |
| 37 | F-Mr2-343 | 1.20 ± 0.13b | 2.05 ± 0.11ª | −0.26 ± 0.03b | 0.51 ± 0.01g | – | – | – | – | – | – | – | |
| 38 | F-Mr2-338 | 1.28 ± 0.19b | 1.87 ± 0.37ª | −0.22 ± 0.03b | 0.72 ± 0.03e | – | – | – | – | – | – | – | |
| Leuc. pseudomesenteroides | 39 | Cq1-260 | 1.43 ± 0.78ª | 2.00 ± 0.18ª | −0.27 ± 0.21b | 0.63 ± 0.03f | – | – | – | – | – | – | – |
| 41 | F-Mr1-297 | 1.44 ± 0.36ª | 2.02 ± 0.15ª | −0.25 ± 0.07b | 0.52 ± 0.01g | – | + | – | – | – | – | – | |
| 42 | F-N1-275 | 1.61 ± 0.08b | 1.70 ± 0.13ª | −0.37 ± 0.04b | 0.70 ± 0.01e | – | + | – | + | – | – | – | |
| 43 | FN2-284 | 2.04 ± 0.36a | 2.18 ± 0.33ª | −0.39 ± 0.12b | 0.60 ± 0.01f | – | + | – | – | – | – | – | |
| 44 | Cq1-245 | 1.72 ± 0.30a | 1.94 ± 0.23ª | −0.37 ± 0.09b | 0.46 ± 0.01g | – | – | – | – | – | – | – | |
| 45 | FN2-296 | 1.85 ± 0.21ª | 2.03 ± 0.13ª | −0.34 ± 0.02b | 0.56 ± 0.01f | – | – | – | – | – | – | – | |
| 46 | FN3-319 | 1.36 ± 0.01b | 1.66 ± 0.03ª | −0.37 ± 0.00b | 0.75 ± 0.01c | ++ | – | + | – | – | – | – | |
| 47 | FN3F-306 | 1.35 ± 0.05b | 1.67 ± 0.03ª | −0.36 ± 0.00b | 0.72 ± 0.01c | ++ | – | + | – | – | – | – | |
| 48 | Cq1-270 | 1.28 ± 0.41b | 2.05 ± 0.13ª | −0.37 ± 0.08b | 0.65 ± 0.00f | – | – | – | – | – | – | – | |
| 49 | Cq1F-218 | 1.55 ± 0.20ª | 1.89 ± 0.11ª | −0.34 ± 0.02b | 0.50 ± 0.01g | – | + | – | – | – | – | – | |
| 50 | Cq1-248 | 1.59 ± 0.06ª | 1.91 ± 0.08ª | −0.38 ± 0.05b | 0.65 ± 0.02f | – | – | – | – | – | – | – | |
| 51 | Cq1-256 | 1.56 ± 0.06ª | 1.89 ± 0.06ª | −0.38 ± 0.02b | 0.75 ± 0.02e | – | + | – | – | – | – | – | |
| 53 | Cq1-272 | 1.51 ± 0.01ª | 1.89 ± 0.11ª | −0.35 ± 0.01b | 0.61 ± 0.10f | – | + | – | – | – | – | – | |
| 56 | F-G1-8 | 1.61 ± 0.02ª | 1.91 ± 0.01ª | −0.36 ± 0.01b | 0.58 ± 0.01f | – | + | – | – | – | – | – | |
| 57 | F-G1-13 | 1.35 ± 0.34b | 1.77 ± 0.03ª | −0.24 ± 0.15b | 1.58 ± 0.01ª | – | + | – | – | – | – | – | |
| 58 | F-G1-20 | 1.03 ± 0.00b | 1.77 ± 0.00a | −0.31 ± 0.04b | 0.71 ± 0.01e | – | + | – | – | – | – | – | |
| 59 | F-G1-17 | 1.25 ± 0.01b | 1.75 ± 0.14ª | −0.29 ± 0.00b | 0.58 ± 0.01f | – | + | – | – | – | – | – | |
| 60 | F-G1-19 | 0.63 ± 0.00b | 1.86 ± 0.00a | −0.17 ± 0.02b | 0.86 ± 0.05d | – | + | – | – | – | – | – | |
| 61 | F30-G1-37 | 1.57 ± 0.05ª | 1.85 ± 0.17ª | −0.31 ± 0.04b | 1.04 ± 0.02c | – | ++ | – | – | – | – | – | |
| 62 | F30-G1-38 | 1.10 ± 0.54ª | 1.73 ± 0.09ª | −0.43 ± 0.10b | 0.71 ± 0.03e | – | + | – | – | – | – | – | |
| 65 | F30-G1-43 | 0.62 ± 0.25b | 1.70 ± 0.16ª | −0.18 ± 0.27b | 0.52 ± 0.01g | – | + | – | – | – | – | – | |
| 69 | F-G2-25 | 0.69 ± 0.13b | 1.86 ± 0.07ª | −0.28 ± 0.01b | 0.52 ± 0.01g | – | – | – | – | – | – | – | |
| Leuc. citreum | 70 | F-Cq1-501 | 1.85 ± 0.04ª | 1.95 ± 0.03ª | −0.33 ± 0.01b | 0.79 ± 0.00e | – | – | – | – | – | – | – |
| 71 | F-Cq1-496 | 1.77 ± 0.12ª | 1.86 ± 0.08ª | −0.37 ± 0.03b | 0.79 ± 0.00e | – | – | – | – | – | – | – | |
| Lactobacillus brevis | 72 | FCh3-38 | 0.83 ± 0.34b | 1.77 ± 0.07ª | −0.16 ± 0.02b | 0.34 ± 0.01h | – | + | – | – | – | – | – |
| 73 | G2-E-50 | 1.58 ± 0.45ª | 2.35 ± 0.06ª | −0.31 ± 0.06b | 0.40 ± 0.00g | - | – | – | – | – | – | – | |
| 74 | F-G2-29 | 0.90 ± 0.04b | 1.82 ± 0.23ª | −0.19 ± 0.01b | 0.42 ± 0.01g | – | + | – | – | – | – | – | |
| 76 | F-G2-31 | 0.97 ± 0.35b | 1.94 ± 0.11ª | −0.18 ± 0.02b | 0.46 ± 0.01g | – | + | – | – | – | – | – | |
| Lb. plantarum | 79 | G2-E-39 | 0.73 ± 0.45b | 2.18 ± 0.18ª | −0.21 ± 0.11b | 0.54 ± 0.02g | + | – | + | – | – | – | – |
| Lb. rhamnosus | 80 | H3-213 | 0.67 ± 0.19b | 1.96 ± 0.27ª | −0.16 ± 0.03b | 0.44 ± 0.08g | +++ | + | – | – | – | – | – |
| 81 | H3F-210 | 0.59 ± 0.18b | 2.14 ± 0.15ª | −0.15 ± 0.04b | 0.41 ± 0.04g | +++ | + | – | – | – | – | – | |
| Fructobacillus durionis | 100 | H1-167 | 1.50 ± 0.01ª | 1.62 ± 0.13ª | −0.28 ± 0.07b | 0.77 ± 0.02e | + | – | – | – | – | – | – |
| F. fructosus | 101 | F-H2-401 | 1.55 ± 0.18ª | 1.60 ± 0.10ª | −0.37 ± 0.05b | 0.68 ± 0.07e | +++ | – | – | – | – | – | – |
| F. pseudoficulneus | 102 | F-H3-468 | 1.59 ± 0.20ª | 1.64 ± 0.12ª | −0.45 ± 0.12b | 0.86 ± 0.04d | – | – | – | – | – | – | – |
| F. tropaeoli | 103 | F30-Ch2-116 | 1.53 ± 0.01ª | 1.69 ± 0.00a | −0.46 ± 0.13b | 0.73 ± 0.00e | – | – | – | – | – | – | – |
| 104 | F-H1-384 | 1.56 ± 0.26ª | 1.67 ± 0.08ª | −0.40 ± 0.09b | 0.90 ± 0.00d | – | – | – | – | – | – | – | |
| 105 | H2-200 | 1.76 ± 0.07ª | 1.82 ± 0.11ª | −0.42 ± 0.03b | 0.66 ± 0.01f | – | – | – | – | – | – | – | |
| 106 | H1F-130 | 1.77 ± 0.11ª | 1.78 ± 0.08ª | −0.43 ± 0.09b | 0.64 ± 0.00f | – | – | – | – | – | – | – | |
| 107 | Cq1F-246 | 1.74 ± 0.32ª | 1.80 ± 0.20ª | −0.40 ± 0.10b | 0.82 ± 0.02d | – | + | – | – | – | – | – | |
| 108 | F-H3–450 | 1.69 ± 0.04ª | 1.73 ± 0.08ª | −0.39 ± 0.18b | 0.53 ± 0.02g | – | – | – | – | – | – | – | |
| Ec. casseliflavus /gallinarum | 82 | FMy3-26 | n.d. | n.d. | n.d. | n.d. | – | + | + | n.d. | n.d. | n.d. | n.d. |
| 83 | F-My4-243 | n.d. | n.d. | n.d. | n.d. | + | + | + | n.d. | n.d. | n.d. | n.d. | |
| 84 | P1-1 | n.d. | n.d. | n.d. | n.d. | + | – | + | n.d. | n.d. | n.d. | n.d. | |
| Ec. casseliflavus | 85 | FN3-310 | n.d. | n.d. | n.d. | n.d. | + | + | – | n.d. | n.d. | n.d. | n.d. |
| 86 | F-P1-150 | n.d. | n.d. | n.d. | n.d. | + | + | – | n.d. | n.d. | n.d. | n.d. | |
| 87 | F30-P1-182 | n.d. | n.d. | n.d. | n.d. | + | + | – | n.d. | n.d. | n.d. | n.d. | |
| 88 | FCh3-31 | n.d. | n.d. | n.d. | n.d. | – | - | + | n.d. | n.d. | n.d. | n.d. | |
| Ec. faecalis | 89 | FMy1-8 | n.d. | n.d. | n.d. | n.d. | ++ | + | – | + | – | – | – |
| Ec. hirae | 90 | F-Ch2-102 | n.d. | n.d. | n.d. | n.d. | + | + | – | n.d. | n.d. | n.d. | n.d. |
| 91 | F-N1-266 | n.d. | n.d. | n.d. | n.d. | – | + | – | n.d. | n.d. | n.d. | n.d. | |
| 92 | F30-P1-160 | n.d. | n.d. | n.d. | n.d. | – | + | – | n.d. | n.d. | n.d. | n.d. | |
| 93 | F-N1-272 | n.d. | n.d. | n.d. | n.d. | – | + | – | n.d. | n.d. | n.d. | n.d. | |
| Ec. mundtii | 94 | F30-Ch2-119 | n.d. | n.d. | n.d. | n.d. | – | – | – | n.d. | n.d. | n.d. | n.d. |
| Ec. faecium | 95 | F30-P1-154 | n.d. | n.d. | n.d. | n.d. | + | + | – | n.d. | n.d. | n.d. | n.d. |
| 96 | F-N1-291 | n.d. | n.d. | n.d. | n.d. | + | + | – | n.d. | n.d. | n.d. | n.d. | |
| 97 | F-Mr2-358 | n.d. | n.d. | n.d. | n.d. | – | – | – | n.d. | n.d. | n.d. | n.d. | |
| Ec. durans | 98 | F-H2-428 | n.d. | n.d. | n.d. | n.d. | + | – | – | n.d. | n.d. | n.d. | n.d. |
T: tyramine, H: histidine, P: putrescine, C: cadaverine.
Mean values (± standard deviation) within the same column followed by different superscript letters are significantly different (p < 0.05) by DGC test.