TABLE 3.
Recovery of metabolic activity after cryopreservation and lyophilizationa
| Preservation method |
Life style |
Metabolite recovery (%) |
||
|---|---|---|---|---|
| Acetate | Propionate | Butyrate | ||
| Cryopreservation | plankM 1 | 86 | 73 | 109 |
| plankM 2 | 91 | 118 | 105 | |
| sessM 1 | 126 | 67 | 80 | |
| sessM 2 | 91 | 59 | 97 | |
| Lyophilization | plankM 1 | 84 | 51 | 87 |
| plankM 2 | 81 | 35 | 112 | |
| sessM 1 | 128 | 19 | 54 | |
| sessM 2 | 99 | 16 | 72 | |
a
Percent metabolite recovery of preserved planktonic microbiota (plankM) and sessile microbiota (sessM) was calculated relative to the average metabolite production of fresh microbiota.