Table 2.

Frequency of transformation of Aliarcobacter butzleri DQ40A1 strain using homologous and heterologous PCR fragments and genomic DNA.

Donor DNA (Nature of DNA/Strain)	Resistance Marker	Length of the PCR Fragment	Transformants/CFU
gDNA/Campylobacter coli 873	aphA-3	-	NT
gyrA PCR fragment/Ab_2811 strain	C254T in gyrA gene	344 bp	(6.70 ± 2.72) × 10−9
gyrA PCR fragment/Ab_2811 strain	C254T in gyrA gene	1410 pb	(7.85 ± 1.13) × 10−8
gDNA/CR1132ΔareB::kanR	aphA-3 (KanR cassette from pUC18-K2)	-	(2.59 ± 0.51) × 10−7
PCR fragment/of DQ40A1ΔareB::kanR	aphA-3 (KanR cassette from pUC18-K2), flanked by upstream and downstream regions of about 400 bp	1638 bp	(3.96 ± 3.54) × 10−7
gDNA/Ab_2811 strain	C254T in gyrA gene	-	(6.92 ± 7.67) × 10−7
gDNA/DQ40A1ΔareB::kanR	aphA-3 (KanR cassette from pUC18-K2)	-	(7.65 ± 2.25) × 10−6

NT—no transformants.