GPR108 and age-related macular degeneration: Sixteen genes (ADAM19, ARMS2, BTBD16, CFH, CFHR1, CFHR3, GPR108, PILRA, PILRB, PLA2G12A, PLEKHA1, PMS2P1, PPIL3, RDH5, STAG3L5P, and TNFRSF10A) were associated with AMD disease status in over 10 tissues, pointing to effects likely acting in systemic processes.