Detection of Extended-Spectrum β-Lactamases (ESBL) Producing Enterobacteriaceae from Fish Trapped in the Lagoon Area of Bizerte, Tunisia

Table 3

Characteristic of non ESBL-Eb strains detected in fish from lagoon of Bizerte.

Isolates	Sampling	Fish species	Resistance to non-β-lactam	Resistance genes	Phylogenetic group	Virulence factor
EC 3	G	S. salpa	CIP, TET, NAL	tet A, qnrB	D	—
EC 24 (1)	G	L. mormyrus	—	—	D	—
K. p 25	G	S. salpa	NAL	qnrB
K. p 75	G	S. salpa	—	—
K. p 296	SC	M. surmuletus	TOB, SUL	sul 1
K. p 311	SC	M. surmuletus	TOB, SUL	sul 1
K. p348	G	M. surmuletus	STR	—
C170	G	P. saltatrix	—	—
C145	SC	T. trachurus	—	—
C242	G	Ch. labrosus	CN, TOB, SUL	sul 1
C270	SC	T. trachurus	CIP, TOB, SUL	sul 1
SH300	G	M. surmuletus	TOB, SUL	sul 1

SC: stomach content analysis; G: gills; EC: Escherichia coli; K. p: Klebsiella pneumoniae; CF: Citrobacter freundii; SH: Shigella boydii; S. salpa: Sarpa salpa; T. trachurus: Trachurus trachurus; P. saltatrix: Pomatomus saltatrix; M. surmuletus: Mullus surmuletus; Ch. labrosus: Chelon labrosus; L. mormyrus: Lithognathus mormyrus; TET: tetracycline; Nal: nalidixic acid; TOB: tobramycin; SUL: sulfonamide; CN: gentamicin; STR; streptomycin; C: chloramphenicol.