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Table 3 In vitro antibacterial activity of extracts of Z. leprieurii , Z. zanthoxyloides and acridone alkaloids

From: Aromatase and glycosyl transferase inhibiting acridone alkaloids from fruits of Cameroonian Zanthoxylumspecies

 

MIC expressed in μg/mL

Compounds

BS

ML

PA

SA

1

>500

>500

500

>500

3

nt

125

125

nt

4

250

125

>500

250

7

250

500

>500

500

8

nt

>500

250

nt

10

nt

>500

250

nt

Kanamycin

0.53

4.16

62.5

6.94

Extracts

    

Z. leprieurii

>1000

250

1000

>1000

Z. zanthoxyloides

>1000

500

>1000

>1000

  1. Gram-positive bacteria: BS = Bacillus subtilis MTCC121, ML = Micrococcus luteus MTCC2470 and SA = Staphylococcus aureus MTCC96, Gram-negative bacteria: PA = Pseudomonas aeruginosa MTCC741, nt = not tested. Kanamycin is the standard antibiotic.