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. 2017 Mar 28;8:503. doi: 10.3389/fmicb.2017.00503

Table 2.

COWT, MIC50, and MIC90 (mg/L) values specific for A. bestiarum, A. salmonicida, A. sobria, and A. eucrenophila and COWT for Aeromonas spp.

Antimicrobial agent A. bestiarum (n = 54) A. salmonicida (n = 45) A. sobria (n = 41) A. eucrenophila (n = 37) Aeromonas spp. (n = 233)
MIC50 MIC90 COWT T/K MIC50 MIC90 COWT T/K MIC50 MIC90 COWT T/K MIC50 MIC90 COWT T/K COWT T/K
Tetracycline 0.125 0.25 0.25* 0.125 0.25 0.25 0.25 8 0.25 0.125 0.25 0.25/0.5 0.25
Chloramphenicol 0.5 0.5 NC/1 0.5 1 1/2 0.5 0.5 1/2 0.5 1 1/2 1/2
Florfenicol 1 1 2 1 1 2 0.5 1 1 1 2 2 2/4
Ceftazidime 0.25 0.5 0.5 0.125 0.5 0.5 0.125 0.25 0.25/0.5 0.125 1 0.25/NC 0.5
Cefotaxime 0.125 0.5 NC 0.125 2 NC <0.031 0.125 NC 0.125 1 NC/0.5 NC
Temocillin 1 2 2/4 1 2 2 0.5 2 8/4 1 2 4 4
Trimethoprim-sulfamethoxazole 0.062 0.125 0.125/0.25 0.062 0.125 0.125/0.25 0.125 2 0.25/0.5 0.062 0.25 0.125/0.25 0.25
Gentamicin 0.5 1 1/2 1 1 NC/2 1 1 2 1 1 NC/2 2/4
Erythromycin 16 32 64/8 16 32 NC 8 8 16/32 16 32 64/16 32
Streptomycin 2 2 NC/8 2 2 4 4 16 8 2 4 4/8 4/8
Nalidixic acid 0.125 0.25 0.125/0.25 0.125 0.125 0.25 0.125 >128 0.125 0.125 4 0.25 0.25/.5
Oxolinic acid 0.016 0.031 0.031 0.016 0.016 0.031 0.016 1 0.016 0.016 0.5 0.031 0.031
Flumequine 0.031 0.031 0.062/0.125 0.031 0.062 0.062 0.031 1 0.062/0.031 0.031 0.25 0.062 0.062/0.125
Enrofloxacin 0.016 0.031 0.031 0.016 0.031 0.031/0.062 0.031 0.5 0.016/0.031 0.016 0.125 0.062 0.125
Colistin 3.2 51 12.75/25.5 6.4 51 12.75/NC 1.6 3.2 6.4 3.2 51 6.4 6.4

T/K, Turnidge and Kronvall methods respectively. NC, COWT could not be computed.

*

A unique value means that the COWT values are identical for both methods.