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. 2017 Dec 21;12(12):e0189072. doi: 10.1371/journal.pone.0189072

Table 3. Hydroxy acid levels in cell extracts of T. vaginalis and T. foetus.

Metabolite Formula T. vaginalis (nmol/108 cells) T. foetus (nmol/108 cells) Tvag / Tfoe
Tryptophan C11H12N2O2 28.4 18.0 1.57
Indolepyruvate C11H9NO3 0.0 0.1 0.69
Indolelactate C11H11NO3 1.3 0.5 2.77
Indoleacetate C10H9NO2 1.8 0.8 2.28
Leucine C6H13NO2 263.1 161.4 1.63
2-isocaproate C6H10O3 0.9 0.4 2.16
HICA C6H12O3 28.4 4.2 6.84
Phenylalanine C9H11NO2 124.9 86.4 1.44
Phenylpuruvate C9H8O3 0.1 0.1 1.85
Phenyllactate C9H10O3 14.0 1.3 11.03

Concentrations of metabolites in cell extracts (nmol/108 cells) were determined from peak intensity values using standard curves from at least 4 different concentrations of the authentic standard. Tvag/Tfoe indicates the ratio of the metabolite concentration. Values in bold font represent a difference between species of more than 3-fold, P < 0.001. HICA, 2-hydroxyisocaproate.