Microorganism

Zone of inhibition
(mm)a

TiO2-NO3-Ag

TiO2-Cl-Ag

TiO2-Ac-Ag

TiO2-SO4-Ag

TiO2

Pseudomonas  aeruginosa

11

10

11.3

11

-

Salmonella typhimurium

9

9

8.1

9.7

-

Proteus vulgaris

7.2

7.2

7.2

-

-

Klebsiella  pneumoniae

10

8.7

9

9

7.7

E. coli (EPEC)

10

9.3

10

9.3

-

Shigella dysenteriae

10

10.5

10.7

10.7

-

Serratia marcescens

10

9

9.3

10.3

8

Staphylococcus aureus (MRSA)

10.3

10

10.7

10.7

-

Staphylococcus aureus (MSSA)

15.3

14.5

15

14

-

Candida albicans

10

8.7

9.3

10.3

-

aDisk’s diameter was 7 mm
Table 4: Zone of inhibition with the Ag-nanoparticles.