In this article (Mol Cancer Ther 2010;9:1775–87), which appeared in the June 1, 2010, issue of Molecular Cancer Therapeutics (1), the statement of equal contribution was attributed to the third author instead of the second. The correct statement is below. The publisher regrets this error.

D.A. Löser and A. Shibata contributed equally to this work.

1.
Löser
DA
,
Shibata
A
,
Shibata
AK
,
Woodbine
LJ
,
Jeggo
PA
,
Chalmers
AJ
. 
Sensitization to radiation and alkylating agents by inhibitors of poly(ADP-ribose) polymerase is enhanced in cells deficient in DNA double-strand break repair
.
Mol Cancer Ther
2010
;
9
:
1775
87
.