Research Article
Molecular Identification and Quantification of Tetracycline and Erythromycin Resistance Genes in Spanish and Italian Retail Cheeses
Table 4
Tetracycline and erythromycin resistance genes detected by conventional PCR in Spanish and Italian cheeses.
| | Cheese | Gene | | Tetracycline resistance gene | Erythromycin resistance gene | | tet(K) | tet(L) | tet(M) | tet(O) | tet(S) | tet(W) | erm(B) | erm(F) |
| | Spanish cheeses | | | | | | | | | | Cabrales* | + | + | + | − | + | + |
+ | − | | Zamorano* | + | + | + | − | + | + |
+ | − | | Majorero* | − | − | − | − | + | − |
+ | − | | Mahón | − | − | − | − | − | + |
− | − | | Torta del Casar* | − | − | + | + | + | + |
+ | − | | Manchego | − | − | − | − | + | − |
+ | − | | Ibores* | − | − | + | − | + | + |
+ | − | | Garrotxa | − | − | − | − | + | + |
+ | − | | De La Mesta* | + | + | + | + | + | + |
+ | + | | Ibérico | − | − | + | − | + | − |
+ | − | | Italian cheeses | | | | | | | | | | Gorgonzola “dolce” | − | − | − | − | − | − |
+ | − | | Gorgonzola “piccante” | + | − | − | − | − | − |
+ | + | | Caprino* | − | − | − | + | + | + |
+ | + | | Quartirolo Lombardo | − | − | − | − | + | + |
− | − | | Pecorino Sardo* | + | − | + | − | + | + |
− | − | | Grana Padano* | − | − | − | − | − | − |
+ | + | | Montasio* | − | − | − | − | − | − |
+ | + | | Monte Veronese* | − | − | − | − | + | − |
+ | + | | Asiago* | + | − | + | + | + | + |
+ | + | | Taleggio* | − | − | − | − | + | − |
+ | + |
|
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Cheeses made from raw milk.
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