Table 3.

Recombinase mediated cassette exchange efficiency after liposome transfection and electroporation in two experiments conducted in parallel

Selection	pMC1-Cre	Colonies Gene Juice transfection (1.5 pg DNA per cell)	Colonies electroporation (2 pg DNA per cell)
G418	(−)	178, 131	78, 40
G418	(+)	42, 38 (3 of 17 positive, 18%)	178, 155 (7 of 25 positive, 28%)
G418/Ganc.	(−)	133, 146	54, 78
G418/Ganc.	(+)	71, 87	208, 218

pMC1-Cre was co-transfected with the plasmid pB2272-neo in a 3 : 1 ratio.