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Bioresources and Bioprocessing

Table 1 Zone of inhibition (mm) at different concentrations of green-synthesised Ag–TiO2 NCs and TiO2 NPs against Gram-positive and Gram-negative bacteria

From: Green biomimetic synthesis of Ag–TiO2 nanocomposite using Origanum majorana leaf extract under sonication and their biological activities

Concentration (µg/ml)

Zone of inhibition in mm

E. coli

S. aureus

B. subtilis

P. aeruginosa

TiO2

Ag–TiO2

TiO2

Ag–TiO2

TiO2

Ag–TiO2

TiO2

Ag–TiO2

25

9.8

11

5

5

7

9

2

2

50

12

13

7

8

10

11

4

4.5

75

16

18

10

13

15

17

7

8

100

19

22

11

14

18

20

9

9.5

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