MRE11 and urinary bladder carcinoma: We used an RT112 bladder cancer cell line knocked down for endogenous MRE11 and re-expressing an MRE11 construct containing either the full length MRE11 coding sequence (MRE11 isoform 1) or the MRE11 coding sequence lacking MRE11 exon 16 (MRE11 isoform 2).