In the context of the multidisciplinary research project CancerSys - Multiscale modeling for personalized therapy of bone metastasis, financed by FCT and involving the institutions IDMEC, INESC-ID, IT (Instituto Superior Técnico, Universidade de Lisboa), Hospital de Santa Maria and IMM, a dynamic computational model capable of representing the biochemical aspects of bone metastases growth and the effect of the therapies used in this disease.