Role of P-glycoprotein for resistance of tumors to anticancer drugs: From bench to bedside -- Clinical relevance of multidrug-resistance-related proteins (MRPs) for anticancer drug resistance and prognosis -- Role of Breast Cancer Resistance Protein (BCRP, ABCG2) in Cancer Outcomes and Drug Resistance -- A new strategy of ALA-photodynamic cancer therapy: Inhibition of ABC transporter ABCG2 -- ABC transporters in cancer stem-like cells -- Radiopharmaceuticals for the imaging of ABC-transporter-mediated multidrug resistance in cancer -- Modulation of P-glycoprotein-mediated multidrug resistance by synthetic and phytochemical small molecules, monoclonal antibodies and therapeutic nucleic acids -- ABC transporter modulatory drugs from marine sources: A new approach to overcome drug resistance in cancer -- The role of ABC multidrug transporters in resistance to targeted anti-cancer kinase inhibitors -- Nanotechnology to combat multidrug resistance in cancer -- Drugs affecting epigenetic modifications of ABC transporters.