IL17A and uveitis: In a previous study we showed that IL-17A is a potent stimulus for CXCL8, CCL2, and IL-6 secretion by ARPE-19 cells [13], the spontaneously arisen human RPE-derived cell line which has been extensively used in the past decades to investigate the role of this cell layer in the pathogenesis of ocular posterior diseases including uveitis.