Table 2 Bioassay results for compounds 16 and 8

From: Geministatins: new depside antibiotics from the fungus Austroacremonium gemini

Compound

Minimum inhibitory concentration (MIC; µg mL–1)

IC50 (µM)

B. subtilis

S. aureus

MRSA

S. cerevisiae

NS-1

NFF

1

1.6

6.3

6.3

>200

71

>140

2

0.39

3.1

1.6

>200

93

>190

3

>100

>100

>100

>200

17

19

4

25

>100

>100

13

68

>180

5

13

>100

50

>200

8.7

47

6

0.2

3.1

0.78

>200

64

>260

8

25

>100

>100

>200

>590

>590

Controlsa

6.3

3.1

>100

3.1

1.7

1.7

  1. aControls: B. subtilis ATCC 6633 = tetracycline; S. aureus ATCC 25923 and MRSA ATCC 33592 = ampicillin; S. cerevisiae ATCC 9763 = blasticidin S HCl; NS-1 ATCC TIB-18 and NFF TCC PCS-201) = sparsomycin