SLC40A1 and plasma cell myeloma: Conversely, miR-17-5p knockdown in myeloma cells increased FPN1 3′-UTR (1.299 ± 0.117 and 2.382 ± 0.377, p < 0.01) and FPN1-5'UTR-LUC-3'UTR (1.613 ± 0.082 and 1.462 ± 0.071, p < 0.01) luciferase activities, versus the inhibitor control (Fig. 4, p).