Table 1. Average deviation in percent (%) of absolute 16S rRNA gene copies from initial values obtained from untreated (immediately frozen) samples.

Detailed list of values can be found in S1 Appendix.

	4ºC_24h	4ºC_48h	RT_24h	RT_48h
Methanogens	2.0±3.2	2.3±3.2	1.6±2.5	2.3±2.5
Total bacteria	0.7±1.8	0.2±1.6	0.5±0.9	0.8±1.5
L. reuteri	2.0±2.2	2.9±2.8	2.5±2.2	3.2±2.3