Rapid species-level identification of vaginal and oral lactobacilli using MALDI-TOF MS analysis and 16S rDNA sequencing

Table 3 Discordantly identified vaginal and oral isolates

Sample Number	origin	16S rDNA-analysis	MALDI-TOF-MS	BioTyper log score
12015	vaginal	L. gasseri	L. crispatus	1.891*
13015	vaginal	L. gasseri	L. jensenii	1.944*
12503	vaginal	L. vaginalis	Lactobacillus sp.	2.276
m113/6spbv1	oral	L. fermentum	L. salivarius	2.037
m114/10spv15	oral	L. helveticus	L. ultunensis	1.715*

*log score ≤ 2.0 (and ≥ 1.7) indicates only reliable detection on the genus level, not the species level.

ISSN: 1471-2180