Abbreviations
RA, rheumatoid arthritis; FLSs, fibroblast-like synoviocytes; PBMC, peripheral blood mononuclear cell; AZM, azithromycin; ETC, etanercept; NF-κB, nuclear factor kappa-B; IKKβ, inhibitor kappa B kinase β; ER, endoplasmic reticulum; UPR, unfolded protein response; qRT-PCR, Quantitative real-time PCR; ELISA, Enzyme-linked immunosorbent assay; siRNA, Small interfering RNA; co-IP, Co-immunoprecipitation; DARTS, Drug Affinity Responsive Target Stability; MS, Mass spectrometry; CETSA, Cellular thermal shift assay; LPS, lipopolysaccharides; IL, interleukin; MMP, matrix metallopeptidase; TNF-α, tumor necrosis factor; CXCL, C-X-C motif chemokine ligand; Tm, tunicamycin; Tg, thapsigargin.