Table 1.
GABA production levels determined in overnight cultures from the 82 Bifidobacterium strains included in this work.
| Species | Strain | Strain origin | [GABA] mM | % GMS conversion to GABA | ||
|---|---|---|---|---|---|---|
| Average | SD | Average | SD | |||
| B. adolescentis | 14B | Intestine of adult | 8.77 | 0.434 | 80.755 | 3.999 |
| B. adolescentis | 153B | Intestine of adult | 1.72 | 0.534 | 15.877 | 4.921 |
| B. adolescentis | 1BCM1 | Colon biopsy | 6.04 | 2.272 | 55.587 | 20.918 |
| B. adolescentis | 1CCM5 | Colon content | 5.38 | 2.126 | 49.489 | 19.573 |
| B. adolescentis | 22L | Human milk | 1.92 | 0.367 | 17.707 | 3.375 |
| B. adolescentis | 235B | Intestine of adult | 6.78 | 0.726 | 62.397 | 6.687 |
| B. adolescentis | 236B | Intestine of adult | 9.16 | 1.914 | 84.355 | 17.622 |
| B. adolescentis | 2BCM1 | Colon biopsy | 3.73 | 1.858 | 34.358 | 17.106 |
| B. adolescentis | 2BCM2 | Colon biopsy | 7.37 | 0.816 | 67.855 | 7.511 |
| B. adolescentis | 2CCM6 | Colon content | 5.67 | 0.862 | 52.196 | 7.940 |
| B. adolescentis | 2CCM7 | Colon content | 5.62 | 1.064 | 51.787 | 9.798 |
| B. adolescentis | 42B | Human faeces | 4.60 | 0.328 | 42.314 | 3.023 |
| B. adolescentis | 487B | Human faeces | 4.45 | 2.076 | 40.928 | 19.111 |
| B. adolescentis | 4CCM2 | Colon content | 2.82 | 0.887 | 25.944 | 8.170 |
| B. adolescentis | 50B | Intestine of adult | 4.30 | 0.628 | 39.619 | 5.780 |
| B. adolescentis | 53B | Intestine of adult | 8.62 | 0.614 | 79.410 | 5.656 |
| B. adolescentis | 55B | Intestine of adult | 5.15 | 0.493 | 47.407 | 4.536 |
| B. adolescentis | 56B | Intestine of adult | 5.19 | 0.193 | 47.798 | 1.774 |
| B. adolescentis | 57B | Intestine of adult | 5.98 | 0.537 | 55.014 | 4.944 |
| B. adolescentis | PRL2019 | Intestine of adult | 7.06 | 0.213 | 64.965 | 1.963 |
| B. adolescentis | 61B | Intestine of adult | 4.50 | 0.254 | 41.447 | 2.342 |
| B. adolescentis | 62B | Intestine of adult | 4.26 | 0.286 | 39.204 | 2.636 |
| B. adolescentis | 6BCM1 | Colon biopsy | 7.80 | 0.366 | 43.102 | 39.418 |
| B. adolescentis | 6CCM3 | Colon content | 7.13 | 0.803 | 65.673 | 7.390 |
| B. adolescentis | 703B | Human faeces | 0.59 | 0.008 | 5.454 | 0.070 |
| B. adolescentis | 70B | Human faeces | 3.59 | 0.115 | 33.065 | 1.059 |
| B. adolescentis | 712B | Human faeces | 0.91 | 0.232 | 8.369 | 2.135 |
| B. adolescentis | 713B | Intestine of adult | 4.53 | 0.676 | 41.696 | 6.224 |
| B. adolescentis | 714B | Intestine of adult | 0.86 | 0.079 | 7.881 | 0.731 |
| B. adolescentis | 740B | Intestine of adult | 0.71 | 0.059 | 6.496 | 0.545 |
| B. adolescentis | 74B | Intestine of adult | 8.31 | 0.939 | 76.539 | 8.649 |
| B. adolescentis | 75B | Intestine of adult | 5.31 | 0.839 | 29.338 | 27.333 |
| B. adolescentis | 76B | Intestine of adult | 6.31 | 1.565 | 58.064 | 14.410 |
| B. adolescentis | 77B | Intestine of adult | 3.33 | 0.356 | 30.679 | 3.280 |
| B. adolescentis | 780B | Intestine of adult | 0.73 | 0.012 | 6.712 | 0.108 |
| B. adolescentis | 796B | Intestine of adult | 4.35 | 0.419 | 40.034 | 3.857 |
| B. adolescentis | 79B | Intestine of adult | 2.05 | 0.088 | 12.611 | 10.937 |
| B. adolescentis | 809B | Intestine of adult | 7.73 | 0.542 | 71.159 | 4.990 |
| B. adolescentis | 856B | Intestine of adult | 0.73 | 0.022 | 6.690 | 0.201 |
| B. adolescentis | 859B | Intestine of adult | 0.64 | 0.017 | 5.875 | 0.161 |
| B. adolescentis | 951B | Intestine of adult | 2.11 | 0.364 | 19.421 | 3.353 |
| B. adolescentis | 952B | Intestine of adult | 1.11 | 0.385 | 10.219 | 3.549 |
| B. adolescentis | 954B | Intestine of adult | 3.02 | 0.333 | 27.779 | 3.063 |
| B. adolescentis | 971B | Intestine of adult | 1.82 | 0.095 | 16.745 | 0.871 |
| B. adolescentis | AD2-8 | Human faeces | 5.71 | 1.839 | 52.601 | 16.936 |
| B. adolescentis | AL12-4 | Human faeces | 0.64 | 0.072 | 5.889 | 0.659 |
| B. adolescentis | HD17T1d | Human faeces | 5.75 | 0.902 | 52.918 | 8.301 |
| B. adolescentis | HD17T1h | Human faeces | 0.87 | 0.036 | 8.024 | 0.332 |
| B. adolescentis | HD17T2h | Human faeces | 9.43 | 1.492 | 86.802 | 13.741 |
| B. adolescentis | HD17T3h | Human faeces | 0.97 | 0.027 | 8.959 | 0.247 |
| B. adolescentis | HD17T9h | Human faeces | 6.54 | 0.506 | 60.201 | 4.655 |
| B. adolescentis | HD19T1h | Human faeces | 4.29 | 0.692 | 39.526 | 6.367 |
| B. adolescentis | HD19T2d | Human faeces | 8.47 | 1.033 | 77.998 | 9.507 |
| B. adolescentis | HD19T3h | Human faeces | 2.85 | 0.209 | 26.263 | 1.921 |
| B. adolescentis | HD23T1h | Human faeces | 8.01 | 1.371 | 73.779 | 12.621 |
| B. adolescentis | HD23T3d | Human faeces | 3.42 | 0.819 | 31.461 | 7.539 |
| B. adolescentis | HD23T4d | Human faeces | 3.87 | 0.202 | 35.595 | 1.862 |
| B. adolescentis | HD23T4h | Human faeces | 5.03 | 0.140 | 46.349 | 1.289 |
| B. adolescentis | HD23T6h | Human faeces | 6.18 | 1.348 | 67.461 | 3.516 |
| B. adolescentis | HD23T8h | Human faeces | 5.25 | 0.290 | 48.347 | 2.669 |
| B. adolescentis | HD24T1h | Human faeces | 3.81 | 0.168 | 35.061 | 1.549 |
| B. adolescentis | HD24T5h | Human faeces | 9.32 | 0.367 | 85.788 | 3.379 |
| B. adolescentis | HD24T7h | Human faeces | 8.44 | 0.233 | 77.694 | 2.142 |
| B. adolescentis | HD28T1d | Human faeces | 7.45 | 1.133 | 68.605 | 10.431 |
| B. adolescentis | HD28T2d | Human faeces | 0.81 | 0.077 | 7.481 | 0.710 |
| B. adolescentis | HD28T7h | Human faeces | 0.66 | 0.079 | 6.049 | 0.729 |
| B. adolescentis | HD35T1h | Human faeces | 5.24 | 0.156 | 48.250 | 1.439 |
| B. adolescentis | HD35T1h | Human faeces | 7.96 | 1.541 | 85.557 | 0.072 |
| B. adolescentis | HD35T2d | Human faeces | 5.66 | 0.677 | 52.066 | 6.237 |
| B. adolescentis | HD35T4d | Human faeces | 5.82 | 0.708 | 53.553 | 6.517 |
| B. adolescentis | HD35T5h | Human faeces | 6.49 | 1.448 | 59.745 | 13.331 |
| B. adolescentis | HD36T1h | Human faeces | 0.87 | 0.066 | 8.052 | 0.605 |
| B. adolescentis | HD36T2d | Human faeces | 1.14 | 0.001 | 10.528 | 0.007 |
| B. adolescentis | HD36T4h | Human faeces | 0.94 | 0.082 | 8.609 | 0.755 |
| B. adolescentis | HD36T6h | Human faeces | 1.02 | 0.059 | 9.391 | 0.547 |
| B. adolescentis | HD36T8h | Human faeces | 0.91 | 0.008 | 8.369 | 0.078 |
| B. adolescentis | HD4T2h | Human faeces | 8.73 | 0.953 | 80.332 | 8.774 |
| B. adolescentis | LMG10502 | Culture collection, adult intestine | 0.66 | 0.044 | 6.031 | 0.401 |
| B. adolescentis | LMG10733 | Culture collection, adult intestine | 0.66 | 0.018 | 4.034 | 3.495 |
| B. adolescentis | LMG10734 | Culture collection, adult intestine | 2.82 | 0.864 | 25.942 | 7.959 |
| B. adolescentis | LMG11579 | Culture collection, bovine rumen | 1.35 | 0.275 | 12.403 | 2.529 |
| B. adolescentis | LMG18897 | Culture collection, human feces | 5.94 | 0.171 | 54.670 | 1.574 |
| B. moukalabense | DSM27231 | Faeces of a wild lowland gorilla (Gorilla gorilla) | 7.41 | 0.272 | 70.058 | 3.174 |
| B. stercoris | JCM15918 | Culture collection, human faeces | 1.62 | 0.100 | 14.9381 | 0.9226 |
| B. angulatum | LMG11039 | Culture collection, human feaces | 2.78 | 0.297 | 25.5759 | 2.7344 |
| B. dentium | LMG11045 | Human dental caries | 5.57 | 0.056 | 51.327 | 0.517 |
| B. merycicum | LMG11341 | Culture collection, bovine rumen | 0.62 | 0.014 | 5.747 | 0.133 |
| B. ruminatium | LMG21811 | Culture collection, bovine rumen | 0.64 | 0.017 | 5.902 | 0.156 |