August 10, 2020

The Niche

Knoepfler lab stem cell blog

Ned Sharpless

4 min read

As part of its stepped up approach to unproven stem cell marketing, the FDA issued another warning letter to a perinatal (birth-related) stem cell supplier. It’s interesting to see the FDA doing more specifically about suppliers and not just focusing on clinics. It seems that in some subsectors of the stem cell arena that certain suppliers are strong driving forces behind more patients being put at risk. Also, each supplier may enable dozens of clinics so there’s some logic here to the FDA putting …Read More

4 min read

Today the FDA put an Arizona firm called R3 Stem Cell, LLC and its leader Dr. David Greene on notice that what they and 50+ affiliates centers are selling in the way of stem cells were not approved by the agency. R3 Stem Cell markets perinatal (birth-related) stem cell offerings on its website. There’s a lot of subtext in the FDA letter and accompanying PR, in my view none of it good for the company or its “centers of excellence.” The R3 website also …Read More