[numberonepal]

In one study, anti-SARS coronavirus IgYs were purified from chicken that were immunized with inactive SARS coronavirus, and the IgY antibodies were able to neutralize the SARS coronavirus both in vitro and in vivo [7].

Note the inactive SARS coronavirus. They were immunized properly with an inactive virus and not an mRNA vaccine.

Since ACE2 is back in the news, get yourself a little refresher on ACE2 in the old NIATONIN thread here:
https://freerepublic.com/focus/f-bloggers/3993231/posts

[Bob Ireland]

***Since ACE2 is back in the news, get yourself a little refresher on ACE2***

Using the spike-like protein on its surface, the SARS-CoV-2 virus binds to ACE2 – like a key being inserted into a lock – prior to entry and infection of cells. Hence, ACE2 acts as a cellular doorway – a receptor – for the virus that causes COVID-19.