Dz13 reduces volume of ectopic (subcutaneous) osteosarcoma, prostate and breast tumour growths. Ectopic osteosarcoma (G292), prostate (PC3) and breast (MDA-MB231) tumour growths were reduced by Dz13. Real-time tumour growth graphs are presented. Inserts show photographs of harvested representative tumours from the cohorts for each cell line. n = 5, error bars represent standard deviations.