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. 2023 Jul 27;9(8):e18749. doi: 10.1016/j.heliyon.2023.e18749

Table 4.

Inhibition zone of T. catappa L. leaf extract against Bacillus spp. at different pH.

Bacillus spp. Diameter of inhibition zone (mm)
pH 3 pH 6.828 pH 7 pH 10
B. cereus ATCC33019 11.83 ± 0.29a 11.33 ± 0.58a 11.50 ± 0.50a 11.67 ± 0.29a
B. pumilus ATCC14884 10.67 ± 0.29a 10.67 ± 0.58a 11.00 ± 0.50a 11.00 ± 0.00a
B. subtilis ATCC6633 9.83 ± 0.58a 10.50 ± 0.50a 10.17 ± 0.76a 10.17 ± 0.29a
B. megaterium ATCC14581 9.50 ± 0.87a 9.17 ± 0.29a 9.83 ± 0.58a 9.33 ± 0.58a

Footnotes: Values are the mean ± S.D. of replications. Values with different superscript letters within the same rows are significantly different (p < 0.05).