Table 1: Primers used to amplify the genes of beta-lactamase.

Target type of β-lactamase Genes Primer Sequence Size of
Product (bp)
AT (ºC)
blaTEM 5´-ATG AGT ATT CAA CAT TTC CG-3´ (F) 867 52.2
5´-CTG ACA GTT ACC AAT GCT TA-3´ (R)
blaCTX 5´-TTT GCG ATG TGC AGT ACC AGT AA- 3´ (F) 560 60
5´-CTC CGC TGC CGG TTT TAT -3´ (R)
blaSHV 5´-TTA ACT CCC TGT TAG CCA-3´ (F) 860 51.2
5´-GAT TTG CTG ATT TCG CCC-3´ (R)

F: Forward; R: Reverse; AT: Annealing temperature.