Fig. 2From: A sequential toggle cell-SELEX DNA aptamer for targeting Staphylococcus aureus, Streptococcus agalactiae, and Escherichia coli bacteriaPreparation of insert and the results of transformation to E. coli DH5α. A 1 Marker. 2 Insert (DNA aptamer pool SELEX 15); B Transformed colony. C Negative controlBack to article page