August 8, 2020

The Niche

Knoepfler lab stem cell blog

Month: May 2019

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

3 min read

The perinatal stem cell clinic supplier Liveyon has had many issues recently including an FDA inspection that  in my view didn’t go well and which I’ll return to in a minute. First, some background on the company and this troubled industry. E. coli and other pathogens ended up in some of the Liveyon product somehow prior to injections of it into patients at clinics. There was the recall.  A dozen or more patients ended up in the hospital. Patients lawsuits stemming from that are …Read More

2 min read

The exciting and sometimes downright crazy giant stem cell ecosystem of legit research and unproven stem cell clinics could use a dose of good news now and then. In today post, I highlight some upbeat news and some interesting recent pubs. Enjoy! From a team led by Hina Chaudhry, MD, Director of Cardiovascular Regenerative Medicine at the Icahn School of Medicine at Mt. Sinai, a new PNAS pub, “Multipotent fetal-derived Cdx2 cells from placenta regenerate the heart.” Congrats to first author Sangeetha Vadakke-MadathilThis is a …Read More

3 min read

Last year an odd pub  made the big claim that the interstitium is a new organ. I didn’t buy that. Now an over-the-top stem cell advertisement that recently ran in the San Diego Union-Tribune (U-T) is piggybacking off of the supposed “interstitium as new tissue” claim to make all kinds of other claims about some mystery “stem cell” pill. You can see a picture at left of the ad that a The Niche reader sent to me. The word “cure” there is like a …Read More