The floxed selectable marker gene neoR , <*> was removed by cell - penetrating Cre recombinase with a recombination efficiency of 48.3 % .
used for G418 screening of positive cell clones ,
The floxed selectable marker gene neoR , used for G418 screening of positive cell clones , was removed by cell - penetrating Cre recombinase with a recombination efficiency of 48.3 % .
The floxed selectable marker gene neoR , used for G418 screening of positive cell clones , was removed by cell - penetrating Cre recombinase with a recombination efficiency of 48.3 % .