October 31, 2020

The Niche

Knoepfler lab stem cell blog

Science Politics

3 min read

About once each year or two, I try to schedule what I call a “big picture” lab meeting where my lab and I discuss major issues related to being a scientist. Also, I try to answer their questions about just about anything. In my lab we rotate between various lab meeting formats and also have a journal club, but it’s worth taking up one slot for this big picture meeting where we just talk. At the big picture lab meeting, we some times end …Read More

4 min read

What happens if we mix stem cells with populism? From a populist view of stem cells, everyday patients should be able to do nearly anything they want with stem cells without any governmental interference or excessive expense. Even stem cells not proven to be safe or effective. This can sound like an appealing idea to patients looking for hope and also to some companies looking for profits. Stem cell populism poses serious questions and risks too. What exactly is “populism”? The Internet defines it …Read More

2 min read

There has been a wave of intense discussions both in the public domain such as on Twitter and behind the scenes over the new Egli, et al. preprint that challenges the main conclusions of the Ma, et al. Nature paper from Shoukhrat Mitalipov’s lab. Ma, et al. reported CRISPR gene editing of human embryos, arguing for a mechanism of HDR-based gene editing relying on interaction of the maternal and paternal genomes in the early embryos. Egli, et al. presented several alternative explanations — mostly involving …Read More