Table 2 New quinolones and quinolines based on hybridizing chemical motifs

From: Tuberculosis drug development; fluoroquinolone structural tailoring

No. Structure

Molecule

Strain

MIC

Evaluation technique

Cite

QUINOLONES

 1

H37Rv

Comp. 21a = 6.9 µM

Comp. 30a = 6.6 µM

Microplate Alamar Blue Assay (MABA)

[68]

 2

H37Rv

Comp.11=0.2 μM

Broth Micro-dilution

[43]

 3

H37Rv

2.0 μM

Broth Micro-dilution

[44]

 4

H37Rv

0.24 µM

Resazurin microtiter assay (REMA) plate method.

[45]

 5

H37Rv

1.21 µM

Resazurin microtiter assay (REMA) plate method.

[46]

 6

V4207/DS

V2475/MDRa KZN494/MDRa

9.97 μM.

MABA

[47]

 7

H37Rv

MDR-TB (FJ05120)

XDR-TB (FJ05195)

0.06 µg/mL

0.24 µg/mL

1.95 µg/mL

MABA

[48]

 8

H37Rv

0.9 µM

Broth Microdilution

[49]

QUINOLINES

 9a

H37Rv

1,56 µg/mL

MABA

[52]

 9b

 10

H37Rv

1,56 μg/mL

MABA

[52]

  1. Mtb Mycobacterium tuberculosis, MDR-TB Multidrug-resistant TB, XDR-TB Extensively drug-resistant TB, MIC Minimum inhibitory concentration, MABA Microplate Alamar Blue Assay, REMA Resazurin microtiter assay, Spec Specie, R Radical, Comp Compound, C Carbon, Cl Chlorine, Br Bromine, H Hydrogen, O Oxygen, NO2 Nitrogen dioxide, S Sulfur, µg Micrograms, µM Micromolar, mL Milliliter