- Cloning of BCAS3 (17q23) and BCAS4 (20q13) genes that undergo amplification, overexpression, and fusion in breast cancer. Bärlund, M., Monni, O., Weaver, J.D., Kauraniemi, P., Sauter, G., Heiskanen, M., Kallioniemi, O.P., Kallioniemi, A. Genes Chromosomes Cancer (2002)