TREM1 and rheumatoid arthritis: To evaluate an anti‐arthritic activity of free and HDL‐bound TREM‐1 inhibitory GF9 sequences that were designed using our concepts of transmembrane signalling 16, 17, 18 and macrophage‐targeted drug delivery 18, 22, 25, we utilized the CIA mouse model, the most widely studied autoimmune model of RA 26.