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. 2019 Nov 11;8(4):217. doi: 10.3390/antibiotics8040217

Table 3.

Minimum inhibitory concentrations of the quinolinium and structurally related compounds.

Microorganisms MIC Values (µM)
24 26 27 28 29 30 33 34 35 36
B. subtilis 168 7.01 8.29 4.16 2.72 2.72 0.38 2.81 8.07 8.07 3.61
S. aureus ATCC 29213 3.50 8.29 4.16 2.72 2.72 0.38 2.81 2.02 2.02 1.81
S. aureus ATCC BAA-41 * 3.50 8.29 4.16 5.45 2.72 1.54 2.81 4.04 4.04 1.81
S. aureus ATCC 33591 * 5.45 2.72 1.54
S. aureus ATCC 43300 * 2.72 2.72 1.54 4.04 8.07 3.61
S. aureus ATCC 33592 * 0.77
E. faecium ATCC 49624 7.01 12.44 8.31 1.36 3.62 3.74 4.04 4.04 1.81
E. faecium ATCC 700221 ** 7.01 12.44 8.31 2.72 3.62 3.74 8.07 8.07 3.61
E. faecalis ATCC 29212 7.01 1.36 3.62 6.16 2.81 8.07 8.07 3.61
E. faecalis ATCC 700221 1.54
E. faecalis ATCC 51575 ** 3.62 2.81
S. epidermidis ATCC 12228 3.50 1.36 1.81 1.40
S. pyogenes ATCC 12344 2.72
E. coli ATCC 25922 56.06 16.59 12.47 5.45 5.43 1.54 5.61 32.30 16.15 14.45
E. coli ATCC BAA-2469 *** 16.59 12.47 5.45 5.43 1.54 5.61 32.30 32.30 28.91
P. aeruginosa ATCC BAA-2108 *** 132.69 99.72 10.90 10.86 6.16 11.23 >129.19 >129.19 115.64
K. pneumoniae ATCC BAA−2470 132.69 99.72 12.31 >129.19 >129.19 115.64
K. pneumoniae ATCC BAA-1144 112.11 87.20 44.91
A. baumannii ATCC 19606 87.20 12.31 64.59 32.30 14.45

* MRSA strain; ** vancomycin-resistant strain; *** multidrug-resistant strain.