Table 6.

Effect of MBOBT and its complexes on the respiration of bacteria. (Results represent percent inhibition of bacterial respiration caused by the addition of 0.5 and 1.0 mg of the test compound. Results are the mean of three independent analyses with standard deviations.)

Compound		Bacteria
		Staphylococcus aureus	Staphylococcus hominis	Bacillus sp1	Bacillus sp2	Bacillus sp3	Escherichia coli	Salmonella sp1	Salmonella sp2
	Amount (mg)
[L2Zn]⋅H2O
	0.5	nil	nil	94.7 ± 6.3	53.2 ± 3.5	84.3 ± 5.6	nil	40.7 ± 2.5	nil
	1.0	nil	nil	93.1 ± 6.3	94.5 ± 6.3	86.1 ± 5.7	nil	79.1 ± 5.3	nil
[L2Cu]	0.5	89.6 ± 6.0	87.3 ± 5.8	84.6 ± 5.6	90.3 ± 6.0	88.5 ± 5.8	92.6 ± 6.2	67.7 ± 4.5	nil
	1.0	94.5 ± 6.3	91.0 ± 6.0	95.1 ± 6.5	66.7 ± 4.4	87.9 ± 6.0	93.7 ± 6.4	74.8 ± 5.0	nil
[L2Ni]	0.5	nil	nil	68.3 ± 4.6	73.5 ± 4.9	44.6 ± 3.0	nil	nil	nil
	1.0	nil	16.5 ± 1.0	89.5 ± 6.0	90.8 ± 6.0	67.2 ± 4.5	nil	nil	nil
[L2Co]	0.5	nil	nil	26.8 ± 1.7	36.5 ± 2.4	33.2 ± 2.2	nil	nil	nil
	1.0	nil	nil	69.9 ± 4.7	78.9 ± 5.3	70.1 ± 4.6	nil	nil	nil
BMMB	0.5	nil	nil	nil	nil	nil	nil	nil	nil
	1.0	nil	nil	nil	nil	nil	nil	nil	nil