#ACR25 Abstr#775 Previous study showed plasma tRNA-derived RNA (tDR-1), produced by bacteria from the phylum Proteobacteria, was assoc. with lower RA activity. In 60 At-Risk CCP3+ people, Plasma tDR-1 improved prediction of RA. Need validation & adoption in practice @RheumNow https://t.co/XBmtohBEHc