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Table 2 Comparison of MIC of butanolic extract and pure compound with two standard antibiotics

From: Isolation, purification and characterization of novel antimicrobial compound 7-methoxy-2,2-dimethyl-4-octa-4′,6′-dienyl-2H-napthalene-1-one from Penicillium sp. and its cytotoxicity studies

Microorganisms

MIC butanolic extract

MIC of compound

MIC of gentamicin

MIC of amphotericin B

S. aureus

0.1c

2b

1a

ND

S. epidermidis

0.2c

2b

1a

ND

K. penumoniae 1

0.1c

1b

0.19a

ND

C. albicans

0.2b

1a

ND

ND

MRSA

0.5c

5b

0.19a

99d

P. aeruginosa

1b

ND

10a

ND

S. typhimurium 2

0.7c

5b

2a

ND

Sh. flexneri

5b

ND

2a

ND

E. faecalis

5b

ND

10a

ND

E. coli

10b

ND

1a

ND

S. typhimurium 1

15b

ND

1a

ND

K. penumoniae 2

20b

ND

1a

ND

  1. The values represents mean of three values, different lower case letters (a–c) show statistical significant (P ≤ 0.05) difference between columns.