Type 1 diabetes: Maintaining the enzyme ACE2 in the gut prevents diabetic blindness

The leading cause of blindness in American adults is diabetic retinopathy, progressive damage to blood vessels in the light-sensitive tissue at the back of the eye. Yet the source of this damage appears to lie in the belly—mainly a leaky small intestine that weakens the barrier between gut bacteria and the blood system, according to a study published in the journal Circulation Research.

source https://medicalxpress.com/news/2023-01-diabetes-enzyme-ace2-gut-diabetic.html