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International Journal of Phytomedicine and Phytotherapy

Table 3 Zone of Inhibition produced by LMCA against some Gram positive and Gram negative bacteria

From: Phytochemical screening and evaluation of pharmacological activity of leaf Methanolic extract of Colocasia affinis Schott

Test microorganisms Zone of inhibition in mm
Extract Conc. (μl/disc) Standard Amoxicillin (10 μl/disc)
10 20 30
Bacillus subtilis 6 6.2 7.5 28.5
Bacillus cereus 7.5 8.5 10.5 22.2
Staphylococcus aureus 7 7 7.3 12.5
Proteus mirabilis 8.5 8.5 9.5 15
Escherichia coli 7.5 8 8 9
Salmonella typhi 7.5 8 8.5 12
Pseudomonas spp. 7.5 8 12 20.5