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Table 1 Antibiotics susceptibility testing for the clinical E. faecalis isolate using the VITEK®2 system

From: Isolation and phenotypic characterization of bacteriophage SA14 with lytic- and anti-biofilm activity against multidrug-resistant Enterococcus faecalis

Antimicrobial agent

MIC

Interpretation

Gentamicin high level

SYN-R

R

Streptomycin high level

SYN-R

R

Ciprofloxacin

 ≥ 8

R

Levofloxacin

 ≥ 8

R

Erythromycin

 ≥ 8

R

Quinupristine/dalfopristin

8*

R*

Linezolid

2

S

Vancomycin

 ≥ 16

R

Tetracycline

 ≥ 16

R

Tigecycline

 ≤ 0.12

S

Nitrofuratoin

 ≥ 16

S

  1. SYN: synergy means that combination between two classes of antibiotics such as gentamicin and penicillin
  2. *AES modified is the Advanced Expert System (AES) is aimed at assessing the biologic validity of the VITEK 2 system's results and provide feedback on the findings