20 Apr '20 07:45>
@deepthought saidthe actual article on your given source [2] is found here:
Do you have a reliable reference for this statement? My understanding, which can be totally wrong, is that it's expressed in all humans. What I'm wondering is how conserved the enzyme is. If there's more than one variant the virus might bind more strongly to some people's ACE2 protein than others. If this can be tested for it'll help health service staff, as they can ...[text shortened]... ps://onlinelibrary.wiley.com/doi/epdf/10.1002/path.1570
[2] https://www.ncbi.nlm.nih.gov/gene/59272
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3916642/
If you ahve any specific Question on that I could offer (limited) help.
Trying to explain everything would require at least a crash Course in Bioscience...