#covid-19 It is possible that humans have encountered the covid-19 virus before because 40 to 60% of individuals have T-cells that specifically tailored to detect proteins on the surface of covid-19. See https://www.bbc.com/future/article/20200716-the-people-with-hidden-protection-from-covid-19
@SusanLynn thank you for join in, looking for your posts!
My recommended mobile Mastodon apps:
- For Android https://tusky.app/ Good UI and open source (on F-Droid)
@Lynnmehta thank you for join in!❤️ Looking forward to see your posts!