Skip to main content

Table 2 Preliminary antimicrobial testing of isolated compounds (13) by determination the zone of inhibitory (mm)

From: Triterpenoids from Acacia ataxacantha DC: antimicrobial and antioxidant activities

Bacteria/Fungus

1 (100 μg.disc-1)

2 (100 μg.disc-1)

3 (100 μg.disc-1)

Gentamicin(30 μg.disc-1)

Fluconazole (25 μg.disc-1)

S. a

NA

NA

18.3 ± 0.1

22.5 ± 0.0

Nt

S.a.m.r

NA

NA

20.0 ± 0.1

18.5 ± 0.0

Nt

S. ep

NA

NA

23.3 ± 0.0

20.5 ± 0.0

Nt

E. f

NA

NA

21.0 ± 0.1

22.0 ± 0.0

Nt

P. a

NA

NA

15.3 ± 0.0

14.0 ± 0.1

Nt

C. a

NA

NA

15.7 ± 0.0

NT

13.7 ± 0.1

  1. Each value is expressed as means (n = 3) ± standard deviation (SD)
  2. S.a :Staphylococcus aureus;Samr: Staphylococcus aureus methicillin resistant; S.ep :Staphylococcus epidermidis; E.f: Enterococcus faecalis; P. a: Pseudomonas aeruginosa; C. a: Candida albicans. 1: lupeol; 2: betulinic acid; 3: betulinic acid-3-trans-caffeate. NA: not actif; NT: not tested