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International Journal of Phytomedicine and Phytotherapy

Table 5 Susceptibility of the test organisms to various concentrations of methanol extract of Zingiber officinale

From: In-vitro antioxidants, antimicrobial and toxicological evaluation of Nigerian Zingiber officinale

Test organism Zone of Inhibition (mm)
  25 μg/mL 50 μg/mL 100 μg/mL
P. aeuruginisa 12.10 ± 0.30 18.23 ± 0.22 26.03 ± 0.41
Klebsiella pneumoniae 16.44 ± 0.25 22.34 ± 0.28 29.04 ± 0.35
Salmonella typhi 18.90 ± 0.24 21.18 ± 0.19 18.05 ± 0.21
Staphylococcus aureus 7.34 ± 0.12 17.56 ± 0.21 15.08 ± 0.20
Escherichia coli 17.04 ± 0.21 18.45 ± 0.18 22.45 ± 0.32
Control 13.14 ± 0.82 19.24 ± 0.28 25.24 ± 0.29
  1. Values are Mean ± SEM of triplicate determinations