Studying the early development of human embryos is challenging due to ethical constraints and technical difficulties.

"We want to know how cells organize themselves into an embryo-like model, and what could go wrong ... from successfully developing." Cell co-development Shariati is an expert in stem cell ...

The findings help elucidate what happens during the earliest periods in development. “I was always interested in how cells decide their fate,” Zernicka-Goetz said. In the mouse developing embryo ...