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. 2011 Sep 15;12(9):5955–5970. doi: 10.3390/ijms12095955

Table 4.

Inhibition zones of J. curcas kernel meal extracts against pathogenic bacteria at the concentration of 1.0 and 1.5 mg/disc.

Microorganism Zone of Inhibition (cm)
Methanol Hot Water Kanamycin Streptomycin

1.0 mg/disc 1.5 mg/disc 1.0 mg/disc 1.5 mg/disc 1.0 μg/disc 1.0 μg/disc S.E.M *
Gram negative
Enterobacter aerogenes 1.11 b 1.21 b 0.21 e 0.60 d 1.54 a 0.96 c 0.04
Klebsiella pneumoniae 1.05 c 1.20 b 0.40 e 0.62 d 1.44 a 1.04 c 0.02
Escherichia coli 1.25 c 1.63 b 0.75 e 1.00 d 1.70 a 1.03 d 0.02
Pseudomonas aeruginosa 0.35 d 0.58 b 0.45 c 0.37 c,d 1.01 a 0.41 c,d 0.02
Gram positive
Micrococcus luteus 0.5 c 1.20 a 0.22 e 0.30 d 1.35 b 1.10 b 0.02
Bacillus subtilis 1.10 b 1.40 a 0.65 d 0.85 c 1.23 b 0.86 c 0.04
Bacillus cereus 1.00 d 1.25 b 0.00 f 0.77 e 1.49 a 1.07 c 0.02
Staphylococcus aureus 1.15 b 1.37 a 0.30 e 0.75 d 1.33 a 0.95 c 0.04

Means with different superscripts within rows are significantly different (P < 0.05); Analyses were done in triplicate;

*

S.E.M: Standard error of mean.