September 18, 2020

The Niche

Knoepfler lab stem cell blog

Dr. John Zhang

5 min read

Every year in December and early January I do a post predicting some key events for the stem cell and regenerative medicine field for the upcoming year and today’s post contains my predictions for 2020. You can see my past 2019 predictions along with my grades for them here. I gave myself a B+ for 2019. What grade will I get for 2020? I don’t yet of course, but I often can’t resist making positive predictions even if they are relatively high risk in …Read More

4 min read

The FDA sent a stern letter today to Dr. John Zhang, PhD, MD, the physician who last year created a genetically modified human embryo in the U.S. and then exported it to Mexico where he self-reported creating a genetically modified baby boy. While the genetically modified baby created in Mexico was reportedly seemingly OK, it’s not clear what kind of health issues he might face in the future and I haven’t seen much data on him. I believe his parents subsequently declined to have him participate …Read More

4 min read

Earlier this week New Scientist broke the news that the first baby born after Maternal Spindle Transfer (a form of mitochondrial replacement) is already five months old, and even more, he seems to be doing well. Even when John Zhang’s team has achieved a world first, I agree with Dr. Alison Murdoch in that: “The translation of mitochondrial donation to a clinical procedure is not a race but a goal to be achieved with caution to ensure both safety and reproducibility”. At the moment …Read More