Bacteria

Diameters of inhibition zones in mm according to the amount of ZnS applied in each well

10 μg

(1 mM)

20 μg

(2 mM)

33 μg

(3.3 mM)

50 μg

(5 mM)

100 μg

(10 mM)

200 μg

(20 mM)

500 μg

(50 mM)

control

E. coli

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15

20

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B. subtillis

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12

16

24

27

32

35

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