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Table 4 Antimicrobial activity (MIC values in mg/mL) of compounds

From: Evaluation of anti-quorum sensing and antibiofilm effects of secondary metabolites from Gambeya lacourtiana (De Wild) Aubr. & Pellegr against selected pathogens

Compound

Microorganism

S. aureus

E. coli

C. albicans

Acetylerythrodiol

1.00

1.00

0.50

Amyrincapraote

0.50

1.00

1.00

Erythrodiol 3-O-palmitate

0.50

1.00

> 1.00

Erythrodiol

0.50

> 1.00

> 1.00

3-O-acetylbetulin

0.50

1.00

> 1.00

Betulinic acid

0.50

1.00

1.00

3-O-acetyllupeol

1.00

1.00

0.50

Lupeol

0.50

> 1.00

1.00

Myrianthic acid

0.50

1.00

1.00

Pomolic acid

1.00

> 1.00

0.50

Ursolic acid

1.00

1.00

0.50

Taraxerone

0.50

> 1.00

1.00

22,23-Dihydrospinasterol 3-O-β-D-glucopyranoside

> 1.00

> 1.00

1.00

Spinasterol

1.00

> 1.00

1.00

Spinasterol 3-O-β-D-glucopyranoside

> 1.00

> 1.00

1.00

Stigmasterol

> 1.00

> 1.00

1.00

Lacourtianamide

0.25

1.00

0.50

Lacourtianoside II

> 1.00

> 1.00

1.00

Epicatechin

0.25

0.50

0.50

Methyl pheophorbide-a

1.00

1.00

0.50