We also expressed a miR-181 sponge that sequesters free miR-18156 in LCLs from a healthy control (DR07), control transduced with shRNA against RPS19 (DR07 + shRPS19), and three DBA patients (DG0005, DG0006, and DG0079). The gene discussed is RPS19; the disease is Diamond-Blackfan anemia.