MRPS34 and breast cancer: In the MRP family, 12 members were specifically upregulated in BC (P < 0.001) and thus identified as differentially expressed genes (DEGs), including MRPL3, MRPL13, MRPL14, MRPL17, MRPL24, MRPL42, MRPL47, MRPS23, DAP3, MRPS30, MRPS34, MRPS35 (Fig. 1).