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Antimicrobial Resistance of Coagulase-Negative Staphylococci Isolated from Spontaneously Fermented Sausages (CROSBI ID 185522)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Zdolec, Nevijo ; Račić, Ivana ; Vujnović, Anja ; Zdelar-Tuk, Maja ; Matanović, Krešimir ; Filipović, Ivana ; Dobranić, Vesna ; Cvetnić, Željko ; Špičić, Silvio Antimicrobial Resistance of Coagulase-Negative Staphylococci Isolated from Spontaneously Fermented Sausages // Food technology and biotechnology, 51 (2013), 2; 240-246

Podaci o odgovornosti

Zdolec, Nevijo ; Račić, Ivana ; Vujnović, Anja ; Zdelar-Tuk, Maja ; Matanović, Krešimir ; Filipović, Ivana ; Dobranić, Vesna ; Cvetnić, Željko ; Špičić, Silvio

engleski

Antimicrobial Resistance of Coagulase-Negative Staphylococci Isolated from Spontaneously Fermented Sausages

Antimicrobial susceptibility of coagulase-negative staphylococci (CoNS) isolated from spontaneously fermented sausages was assessed using both traditional and molecular methods. Isolates were tested for sensitivity to vancomycin, ampicillin, erythromycin, tetracycline, gentamycin and oxacillin by disk diffusion method and quantitative-qualitative epsilometer (E) test. The PCR was used for the detection of resistance genes mecA, ermB, tetK and tetM. Coagulase negative staphylococci were identified as Staphylococcus epidermidis (69 %), S. capitis (5 %) and S. warneri (2.5 %). S. epidermidis showed a high rate of phenotypical resistance to tetracycline and erythromycin (44.4 % of strains). Molecular evaluation of resistance determinants revealed tetK or tetM genes in eight S. epidermidis strains. Although S. epidermidis is not classical food poisoning bacteria, its presence in food could be of public health significance due to a possible spreading of antimicrobial resistance determinants. Our findings implicate that spontaneous meat fermentation could result in products with potential hazard to consumers.

fermented sausages; Staphylococcus epidermidis; resistance genes

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Podaci o izdanju

51 (2)

2013.

240-246

objavljeno

1330-9862

Povezanost rada

Veterinarska medicina

Poveznice
Indeksiranost