Wuhan Update: Bat Woman Gone, Transgenic Mice Into The Spotlight

However, there are transgenic mice that express human ACE2.

The first of these transgenic mice, known as K18-hACE2, was developed in 2007. Other transgenic mice with human ACE2 have been created since then. At least two recent studies have shown that transgenic mice with human ACE2 are easily infected and killed by SARS-CoV-2: