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A virus that infected animals hundreds of millions of years ago has become essential for the development of the embryo
Before this step, each of the two cells of the embryo is totipotent, i.e. it may develop inside an independent organism; the four cells of the next stage are not totipotent but are pluripotent ...
Nature6d
Stem Cell Biology and Pluripotency
Recent studies have explored innovative methods to derive and manipulate pluripotent and totipotent stem cells. One notable advancement is the development of a technique to revert human ...