FORT LAUDERDALE, Fla. — Dopamine signaling may play a role in age-related macular degeneration, as shown through a possible association between dopamine antagonists and disease progression, according to a presenter.“Dopamine is not just a neurotransmitter in the brain; it is also produced in the retina, and it plays important roles in light adaptation, cellular signaling and vascular regulation,” Sharon Fekrat, MD, FASRS, a retina specialist at Duke Health, told Healio at Retina World Congress. “Building on experimental evidence suggesting dopamine may inhibit abnormal angiogenesis, we