1,25-Dihydroxyvitamin D3 and all-trans-retinoic acid sensitize breast cancer cells to chemotherapy-induced cell death.
We investigated the capacity of 1,25-dihydroxyvitamin D3 [1,25(OH)2D3] and all-trans-retinoic acid (ATRA) to sensitize three breast cancer cell lines to the cell killing effects...