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Table 1 Minimum inhibitory concentrations (MIC) and minimal bactericidal concentrations (MBC) of the tested compounds on oral pathogenic bacterial strains

From: Antibacterial effect of silver (I) carbohydrate complexes on oral pathogenic key species in vitro

Bacterial species

Tested agent

Concentration (mM)

20

10

5

2.5

1.25

0.625

0.312

0.156

F. nucleatum

AgNO3

–

–

–

 

–

–

+

+

3

–

–

–

–

–

– (+)

+

+

1

+

+

+

+

+

+

+

+

4

–

–

–

–

–

– (+)

+

+

2

+

+

+

+

+

+

+

+

A. actinomycetem-comitans

AgNO3

–

–

–

–

–

–

+

+

3

–

–

–

–

–

– (+)

+

+

1

+

+

+

+

+

+

+

+

4

–

–

–

–

–

– (+)

+

+

2

+

+

+

+

+

+

+

+

P. gingivalis

AgNO3

–

–

–

–

–

– (+)

+

+

3

–

–

–

–

– (+)

–

+

+

1

+

+

+

+

+

+

+

+

4

–

–

–

–

– (+)

+

+

+

2

+

+

+

+

+

+

+

+

S. mutans

AgNO3

–

–

–

– (+)

– (+)

+

+

+

3

–

–

– (+)

– (+)

+

+

+

+

1

+

+

+

+

+

+

+

+

4

–

– (+)

– (+)

– (+)

– (+)

+

+

+

2

+

+

+

+

+

+

+

+

E. faecalis

AgNO3

–

–

–

–

+

+

+

+

3

–

–

– (+)

+

+

+

+

+

1

+

+

+

+

+

+

+

+

4

–

– (+)

– (+)

+

+

+

+

+

2

+

+

+

+

+

+

+

+

  1. + = Growth of bacteria, (+) = Growth after applying on agar Petri-dishes
  2. - = No growth of bacteria