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I read a paper a few weeks ago doubting that exposure through the eyes is a concern, I can't find it right now. But basically some viruses have pathology in the eye (like they can cause pink eye or some other eye problem) but getting the virus into your general system through the eye is "plausible but unlikely."
Here's a similar article (what I had read was an actual medical paper):
Coronavirus: How eyes may play a role in its spread
Health officials advise not touching your eyes with unwashed hands. Learn more.www.allaboutvision.com
From this article:This is something I've wondered about but have not really seen addressed. Isn't it possible for those coughed, sneezed, or aerosolized droplets to simply land on the eyeball itself? It's moist and seems like the perfect landing spot without needing to be inhaled or transferred by hand.
"CoV-2 wants to do two things: bind to a human cell and then get inside it. The virus binds to a cellular receptor – think of them as little antennae that stick off the side of human cells – called ACE2.Interesting article about how it most likely originated, attacks our body, and how we need to change our habits globally:
The perfect virus: two gene tweaks that turned COVID-19 into a killer
We thought we had bigger things to worry about than Chinese bat coronaviruses. It is now clear we made a massive mistake.www.smh.com.au
ACE2 receptors are designed to listen for signals that change our blood pressure. Fine adjustments to blood pressure are really important in our lungs, so our lung cells are covered in ACE2 receptors."
So the virus needs ACE2 to bind. How much ACE2 is there in the eyeball?