CXCL13 is a biomarker of inflammation in multiple sclerosis, neuromyelitis optica, and other neurological conditions.
Alvarez E, Piccio L, Mikesell RJ, Klawiter EC, Parks BJ, Naismith RT, Cross AH. CXCL13 is a biomarker of inflammation in multiple sclerosis, neuromyelitis optica, and other neurological conditions. Mult Scler. 2013 Aug; 19(9):1204-8.