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Table 2 Antibacterial activities of crude extracts of Punica granatum (Pomegranate) fruit peel

From: Chemical analysis of Punica granatum fruit peel and its in vitro and in vivo biological properties

Name of the pathogen Antibactrerial activity of extract (2.5 mg/ml) Streptomycin (10 μg/disc)
Zone of inhibition (mm)
Hexane Ethyl Acetate Methanol
MTCC Isolates     
Escherichia coli MTCC 441 8 ± 1 16 ± 1 13 ± 2 24 ± 1
Klebsiella pneumoniae ATCC 1705 6 ± 1 9 ± 1 7 ± 1 11 ± 2
Streptomyces diastaticus MTCC 1394 13 ± 1 21 ± 1 17 ± 2 28 ± 1
Enterococcus faecalis MTCC 439 6 ± 1 12 ± 1 13 ± 1 14 ± 1
Clinical Isolates     
Enterobacter aerogenes 7 ± 1 19 ± 2 13 ± 1 22 ± 1
Klebsiella pneumonia 6 ± 1 14 ± 1 15 ± 1 19 ± 1
Enterococcus faecalis 7 ± 1 15 ± 1 16 ± 1 21 ± 1
Staphylococcus epidermidis - 10 ± 1 - 16 ± 1
Mycobacterium smegmatis 10 ± 1 19 ± 2 16 ± 1 20 ± 1
Escherichia coli - 10 ± 2 - 24 ± 1
  1. The values are the average of three different experiments measuring the zone of inhibition (mm)