Representative images demonstrating LOH in breast cancer patients’ paired BM aspirate and primary tumors (T) at D14S62, D14S51, and D8S321, respectively. Representative images demonstrating LOH in breast cancer patients’ paired BM aspirate and primary tumors (T) at D14S62, D14S51, and D8S321, respectively. Allelic loss is represented by the arrows. The first lane of each panel exhibits patients’ lymphocyte DNA (L) allele pattern as a control. Bret Taback et al. Cancer Res 2003;63:1884-1887 ©2003 by American Association for Cancer Research