Table 2.

Targeted integration frequenciesa

Targeted locusWild typeRAD51B−/−RAD51B−/−+ hRad51BRAD51B−/− + hRad51
12
KU70 3/20 (15)0/82NDb 12/58 (21)ND
XRCC2 15/24 (63)0/370/146/21 (29)0/35
OVALBUMIN 28/48 (58)0/12ND5/14 (36)0/30
  • a The data shown are the number of targeted clones at each locus divided by the number of drug-resistant clones analyzed. The percent frequency is in parentheses.

  • b ND, not determined.