StreptozocinDoxorubicinDiabetes Mellitus, ExperimentalIslets of Langerhans TransplantationDiabetic NeuropathiesAntibiotics, AntineoplasticAntineoplastic Combined Chemotherapy ProtocolsFluorouracilRats, Sprague-DawleyBlood GlucoseRats, WistarInsulinVincristineRazoxaneCyclophosphamideAntineoplastic AgentsDrug Resistance, NeoplasmDrug CarriersLiposomesP-GlycoproteinDrug Resistance, MultiplePrednisoneBreast NeoplasmsCell Line, TumorEtoposidePolyethylene GlycolsPaclitaxelVinblastineCisplatin