Perspective: What’s Wrong with Human/Nonhuman Chimera Research?
The National Institutes of Health (NIH) is poised to lift its funding moratorium on research involving chimeric human/nonhuman embryos, pending further consideration by an NIH steering committee. The kinds of ethical concerns that seem to underlie this research and chimera research more generally can be adequately addressed.
 
Hyun I (2016) What’s Wrong with Human/ Nonhuman Chimera Research? PLoS Biol 14(8): e1002535. doi:10.1371/journal.pbio.1002535