(Journal of the National Cancer Institute) Also in the July 29 issue of the JNCI are a study that identifies patient characteristics associated with the risk of developing heart disease after anthracycline therapy, a study of lapatinib's ability to control brain metastases in a model of metastatic breast cancer, the association between mitochondrial DNA content and risk of renal cell cancer, and an experiment testing the ability of genetically modified Salmonella bacteria that express the FAS ligand to inhibit tumor growth.