> Apart from the retirement of research chimpanzees initiated by the National Institutes of Health (NIH) a decade ago, the move would mark the first time a U.S.

> Apart from the retirement of research chimpanzees initiated by the National Institutes of Health (NIH) a decade ago, the move would mark the first time a U.S. agency has ended its in-house nonhuman primate program. “It’s unprecedented,” says Sally Thompson-Iritani, the assistant vice provost responsible for the University of Washington’s animal care program. Doesn't the fact that his has happened at least once before mean there is precedent? Also, it looks like the animals are being replaced by something called "organ chips." I have no idea if those are effective are not, but, if they are, then this seems like it would be a positive development.