September 27, 2020

The Niche

Knoepfler lab stem cell blog

underscienced

3 min read

Remember our old friends Liveyon? Their leader John Kosolcharoen? Liveyon’s continuing metamorphosis This biologics supply firm has gone through several stages of corporate metamorphosis as a supplier of biologics including at first a purported living umbilical cord stem cell product. That stem cell thrust ultimately landed a dozen or more people in the hospital as some of the product was somehow contaminated with bacteria along the way before injection in patients. There was a recall, an FDA warning letter, lawsuits, and a voluntary suspension …Read More

5 min read

Friday and Saturday showed a burst in FDA activity related to unproven stem cells and regenerative products including a warning letter to the unproven perinatal “stem cell” provider Liveyon. This was an unusual 48-hour period and a very good one for those who believe in science-based regenerative medicine but in my view a bad day for perinatal stem cell clinic and exosome suppliers. For general background on exosomes see these past The Niche posts. I’m sure there are a lot of hardworking folks at …Read More