LAS VEGAS — Customized microperimetry helped researchers track geographic atrophy in patients undergoing CTx001 gene therapy, according to a presentation at Clinical Trials at the Summit. Arshad Khanani, MD, MA, FASRS, of Sierra Eye Associates in Reno, Nevada, presented initial findings from the first cohort of patients enrolled in the phase 1/2 Opti-GAIN study. The primary endpoints