I fully agree that we should have a step-by-step approach focused on quality, rather than unnecessarily rushing into later stages and creating abnormal tissues. We cannot properly culture human embryos until 14 days and should probably focus on getting the first steps right.
A new call to revise the limit to culture human embryos, currently not allowed beyond 14 days (start of gastrulation) to 28 days nature.com/articles/d4158….View quoted post on X
There is a general consensus that this should be the case and I agree to and support this proposal. However…..🧵