Extended Data Fig. 7: The changes of the carbon isotope composition of CH4 (a) and CO2 (b).
From: Isolation of a methyl-reducing methanogen outside the Euryarchaeota

The Methanosuratincolia co-culture was incubated with initial different ratios of (1.76 ± 0.01)%, (2.3 ± 0.10)%, (3.65 ± 0.08)%, and (5.98 ± 0.79)%.