TIMP1 and temporal arteritis: Tissue inhibitor of metalloproteinase-1 (TIMP-1), ESR, and B cell-attracting chemokine 1 (BCA)-1/CXC motif ligand 13 (CXCL 13) were shown to be higher in active GCA than GCA in remission when disease activity was assessed by physician’s global assessment of disease activity (0–10 scale) (Rodriguez-Pla et al. 2020).