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Table 2 Antimicrobial activities of selected plant extracts (500 mg/mL conc.) against test strains

From: Antimicrobial and anti-Quorum Sensing activities of selected medicinal plants of Ethiopia: Implication for development of potent antimicrobial agents

Sample No. Code Inhibition zone diameter (mm) of plant extracts against reference strains
E. coli K12 DSM 498 S. aureus DSM 346 B. cereus ATCC 10987 B. cereus Lab strain P. aeruginosa DSM 1117 C. albicans ATCC 90028
1 ACFA1 NA 10 ± 0.15 12 ± 1.5 23 ± 1.8 NA 15 ± 1.8
2 ACFA2 NA NA 13 ± 1.08 15 ± 1.09 NA 12 ± 2.02
3 ACFA3 NA NA 15 ± 1.32 13 ± 1.25 NA 10 ± 0.76
4 ACFO 20 ± 2.01 25 ± 1.32 NA NA 12 ± 1.09 NA
5 ACHO 15 ± 1.71 NA NA NA 8 ± 0.88 35 ± 1.52
6 ASRM 12 ± 1.33 20 ± 1.04 15 ± 1.73 18 ± 1.82 NA NA
7 CLRA1 NA NA 10 ± 0.45 9 ± 1.73 NA NA
8 CLRO1 NA 20 ± 1.89 NA NA NA NA
9 CLRO2 15 ± 1.56 20 ± 0. 24 NA NA 10 ± 1.09 NA
10 CLRA2 NA NA 10 ± 0.59 12 ± 1.89 NA 8 ± 1.32
11 EBBP NA 10 ± 1.33 NA 20 ± 1.22 NA NA
12 JSSP NA 15 ± 2.06 NA 20 ± 0.96 NA 9 ± 0.86
13 NSSO 10 ± 0.98 NA NA NA 8 ± 0.06 20 ± 2.18
14 NSSP NA NA 40 ± 2.33 44 ± 0.31 NA 16 ± 0.58
15 OSLC NA NA 12 ± 1.14 NA NA NA
16 VALC NA NA 22 ± 2.11 22 ± 1.78 NA NA
17 VALM NA NA 14 ± 0.99 15 ± 2.11 NA NA
18 VALP NA NA NA NA NA 15 ± 1.24
19 Gentamycin Sulfate (1 μg/mL) 25 ± 0.012 28 ± 0.03 30 ± 1.18 25 ± 0.96 30 ± 1.05 ND
20 Nystatin (1 μg/mL) ND ND ND ND ND 27 ± 2.33
  1. Where: NA No activity, ND Not determined, Abbreviations of codes are as presented in Table 1