Table 2.
The average number of signals detected in RAW spectra obtained for investigated S. aureus strains cultured on the different media depending on the matrix used. * statistically higher based on the one-way ANOVA (ANalysis of VAriance) with post-hoc Tukey HSD (Honestly Significant Difference) post-hoc test regarding matrix effect.
| Medium | Matrix | ||
|---|---|---|---|
| HCCA | DHB | SDHB | |
| MHA | 93 | 98 * | 98 * |
| TSA | 98 | 100 * | 100 * |
| COL | 97 | 99 | 99 |
| BHI | 93 | 98 * | 99 * |
| BLA | 99 * | 92 | 93 |
| CHRA | 87 | 91 | 90 |
| VRE | 94 | 100 * | 98 * |
| MAN | 84 | 90 | 86 |
TSA-Tryptic Soy Agar, MHA-Mueller Hinton Agar, COL-Columbia Agar Base, BHI-Brain Heart Infusion Agar, BLA-Columbia Blood Agar, CHRA-CHROMagarTM Orientation, MAN-Mannitol Salt Agar, VRE-Vancomycin Resistant Enterococci Agar Base, HCCA-α-Cyano-4-hydroxycinnamic acid, DHB-2,5-dihydroxybenzoic acid, SDHB-mixture of DHB and 2-hydroxy-5-methoxybenzoic acid (9:1 w/w).