LRG1 and age-related macular degeneration: To further explore the expression of LRG1 in the eyes of patients with exudative AMD, we used ELISA to measure the concentration of soluble LRG1 in the aqueous humor of 58 untreated nvAMD patients (naïve nvAMD), with 51 age-matched cataract patients constituting the control group (Cntr).