For Zernicka-Goetz’s part, she later said on Twitter that her lab’s creations “are not real embryos.” “In response to recent media on my group’s research, I would like to clarify that our goal was not to make headlines but to ...

Broadly speaking, Belmonte says he believes “dysregulation” of these control systems is a fundamental process that underlies aging and many diseases. To rejuvenate cells, Belmonte has been exploring a method of resetting the epigenome called ‘reprogramming.’ During his talk, Belmonte ...

“I think it is really exciting, but I do worry about how durable the treatment is,” says Denitsa Milanova, founder of a Boston startup, Marble Therapeutics, which also works on gene therapy. She says collagen forms fibers in the skin ...

Handling controversy:  Embryo scores are still hotly debated, with some geneticists calling them unproven and even unethical. Carr notes that IVF itself once attracted similar concerns. “Not to draw a very, very, obvious conclusion from my own life, but it’s ...