(HealthDay)—The Runt-related transcription factor 1 (RUNX1) gene may play a role in human proliferative diabetic retinopathy (PDR), and upregulation may be a marker of aberrant retinal angiogenesis, according to a study published online April 11 in Diabetes. Noting that PDR affects those with type 1 and 2 diabetes, and is a common cause of blindness in...