Ex utero?
The final thing the company announced was that it was working on getting dunnart embryos to develop outside of the womb. Marsupials are born at a point that’s roughly only halfway through normal mouse development—all the organs are in place, but haven’t matured—and finish developing in their mother’s pouch. Rather than working with surrogate dunnart parents for a much larger thylacine, Pask’s team is considering trying to get them to develop to birth in an artificial uterus. And they say they’re making progress, getting dunnart embryos to get about two-thirds of the way through a normal pregnancy.
At this point, they’ve got immature neural cells and have
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