The MSR1 p.R293* variant was identified in 45 of 4502 proband chromosomes (frequency: 0.001) from individuals or families with prostate cancer and 10 of 348 proband chromosomes (frequency: 0.029) from individuals with Barrett esophagus and esophageal adenocarcinoma, but was also identified in 26 of 2636 control chromosomes (frequency: 0.0099) from healthy individuals (Orloff_2011_PMID:21791690 ....