So they take a monkey fetus and graft a few human cells onto it. Then after birth they harvest a human heart, or lungs, or kidney, or liver from the monkey which is an identical DNA match for the human recipient. Zero chance of rejection, zero need for prohibitively expensive anti-rejection drugs.
There is nothing but good to come from such a program. Monkeys are probably a better match for such research than are pigs. There have been reports of such research with swine for years.
But the headline is very misleading. The author does not know the difference between hybrid and chimera and is using the terms as if they were synonyms.
