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Table 4 Antibiotic susceptibility test standard

From: Virulence gene detection and antimicrobial resistance analysis of Enterococcus faecium in captive giant pandas (Ailuropoda melanoleuca) in China

Class of antibiotics

Antibiotic

Inhibition zone diam

S

I

R

Beta-lactamase

P

 ≥ 15

 ≤ 14

 

AM

 ≥ 17

 ≤ 16

Oxazolidinones

LZD

 ≥ 23

21–22

 ≤ 20

Aminoglycoside

S300

 ≥ 10

7–9

 ≤ 6

 

GM120

 ≥ 10

7–9

 ≤ 6

Glycopeptides

VAN

 ≥ 17

15–16

 ≤ 14

Macrolides

E

 ≥ 23

14–22

 ≤ 13

Quinolones

LEV

 ≥ 17

14–16

 ≤ 13

 

CIP

 ≥ 21

16–20

 ≤ 15

Nitrofurans

FD

 ≥ 17

15–16

 ≤ 1

  1. P Penicillin, AM Ampicillin, LZD Linezolid, S300 High level streptomycin, GM120 High level gentamicin, VAN Vancomycin, E Erythromycin, LEV Levofloxacin, CIP Ciprofloxacin, FD Nitrofurantoin