Kynurenic Acid Analog Attenuates the Production of Tumor Necrosis Factor-α, Calgranulins
(S100A 8/9 and S100A 12), and the Secretion of HNP1–3 and Stimulates the Production
of Tumor Necrosis Factor-Stimulated Gene-6 in Whole Blood Cultures of Patients With
Rheumatoid Arthritis