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. 2021 Jan 7;16(1):e0244988. doi: 10.1371/journal.pone.0244988

Table 1. Determination of D- and L-lactate in the culture supernatant of C. difficile.

D-Lactate L-Lactate
mg/L mg/L
CAM nd nd
CDMM 43 ± 1 nd
CAM+L 26 ± 1 453 ± 14

Quantification of D- and L-lactate in the culture supernatant after 24 h of growth in absence of glucose and L-lactate (CAM), after addition of 2 g/L glucose (CDMM) or 500 mg/L L-lactate (CAM+L); nd, not detectable; based on 4 independent cultivations.