“It is necessary to use an animal like a ferret that has brain structures resembling the “gyrencephalic nature” of the human brain; mice and rats do not fulfill this criteria, according to the summary. The brain tissue of gyrencephalic animals, like humans, ferrets, pigs and primates, resembles ridges and valleys, compared to smooth surfaces of the brains of lissencephalic animals, such as mice and rats.”

“You don’t get approval for animal testing unless the science is there. … You’ve already proven out that the science is correct and exists, and now you are looking at the biological impacts that can’t be modeled and you need a specimen to determine what it does biologically,” the former official said.

0. https://www.politico.com/news/2023/03/09/pentagon-funding-ex...