Embryos That Are Part Monkey, Part Human Raise Ethical Concerns
npr.org
npr.org
The study wasn't some mad scientist 'lets splice the species and see what happens' or 'we'll grow hybrids for organ farming'.
It was studying the signalling mechanisms between cells of different species. They used embryos because simply injecting foreign stem cells into a matured animal does not work.
https://en.wikipedia.org/wiki/World_State_in_Brave_New_World...