Rhabdomyosarcoma (RMS). In RMS cells (Rh30 cells), miR-29 interacts directly with HuR and acts as a decoy to prevent HuR binding to A20 mRNA (TNF Alpha Induced Protein 3), an upstream repressor of NFkB (Nuclear factor kappa B) [182]. Here, TNFAIP3 is linked to rhabdomyosarcoma.