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COVID can seriously damage your vision, even if you didn’t have symptoms, new study says. Experts say to watch for these signs
SARS-CoV-2 does so by breaching the blood-retinal barrier, layers of cells that shield the retina, the part of your eye that senses light, from microbial pathogens. “Earlier, researchers were ...
Nature26d
Blood–brain barrier articles from across Nature Portfolio
The blood–brain barrier acts as a strict control point for what can enter the brain, and is created by tight junctions between endothelial cells lining blood vessels, astroyctic endfeet and a ...