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. Author manuscript; available in PMC: 2024 Nov 29.
Published in final edited form as: J Antimicrob Chemother. 2015 Jul 3;70(10):2763–2769. doi: 10.1093/jac/dkv186

Table 3.

List of resistance genotype-phenotype discrepancies

Strain(s) Drug(s) Gene(s) Predicted genotype Phenotype Explanation
N33707PS TIO bla CMY-2 R I unknown; intermediate susceptibility
N35912PS, N36834PS FOX ampC R I unknown; intermediate susceptibility
N36834PS CRO, TIO ampC S R ampC coding mutations
Six strains STR aadA genes R S unknown; high resistance threshold
Six strains STR strA+strB R S unknown; high resistance threshold

TIO, ceftiofur; FOX, cefoxitin; CRO, ceftriaxone; STR, streptomycin; S, susceptible; I, intermediate; R, resistant.