For more than a year in my first job as a scientist I isolated cells from umbilical cord veins and then tossed the tissue away, never realizing there was more there that could be useful in the form of something called Wharton’s jelly. What’s in this article Umbilical cord histology & Wharton’s jelly | What …
What is Wharton’s jelly & its possible clinical uses? Read More »
The FDA filed two suits against unproven stem cell clinic firms in 2018 seeking permanent injunctions against them including US Stem Cell in Florida and Cell Surgical Network, et al. here in California. There’s been a major new development in this story that I see as good news. Court rejects US Stem Cell clinic appeal …
US Stem Cell clinic loses appeal, could impact pending Cali case? Read More »
Stem cell clinic firm US Stem Cell has just had a major paper retracted. Two of the notable authors on that paper are US Stem Cell leader Kristin Comella and stem cell researcher Thomas Ichim, who was senior author. It’s not clear to me if Comella currently has a role in the firm or not. …
Stem cell clinic US Stem Cell has key paper retracted Read More »
I confess that I’m old enough to remember when the acronym MSC stood unambiguously for “mesenchymal stem cells”, but should it refer to a broader term like “mesenchymal cells”? The field has moved in that direction. I think that’s the best way to go too and I’ll explain why. The goal of today’s post is …
Mesenchymal cells or MSCs: definition, clinical potential, challenges Read More »
Some key questions about stem cells often go unanswered like ‘where do stem cells come from?’ The goal of this post is for me as a stem cell biologist to answer your questions on stem cells. What’s in this article? The Niche | Adult stem cells | Where do stem cells come from? | What …
People ask me questions about stem cells all the time so I decide to do a new blog series answering your questions. Today’s post is the first in this new stem cell Q&A series. Past series have included my Elephant in the Lab series that provides some insights into the craziness that sometimes goes on …
Patients stem cell Q&A#1: can clinic injections cause GVHD? Read More »
In what could be a serious legal warning sign for the stem cell field, California federal district court Judge Jesus Bernal denied the government’s motion for summary judgement against Cell Surgical Network, et al. related to their marketing of an unproven fat stem cell product via their chain of clinics. The FDA is seeking a …
Umbilical “stem cell” supplier Liveyon has suspended sales of its products according to the WaPo after a harsh FDA warning letter. While not fully shutting off the tap to the perinatal stem cell clinic universe, as other suppliers including in Utah seem to be continuing, this Liveyon voluntary hold will equal a major reduction in …
Why did clinic supplier Liveyon halt sales but others kept going despite FDA? Read More »
I’m a biologist and genetics researcher, but as I have time I still squeeze in a little research on stem cell clinics when I can, and my new pub in Regenerative Medicine is notable for looking at changes in clinic firms in a unique kind of way. In the paper I went back to the …
My Regenerative medicine pub tracking 100s of stem cell clinics over 3 years Read More »
The unproven stem cell clinic firm US Stem Cell Inc. is in a world of hurt. If a federal judge says you can no longer sell your key commercial offering, how do you survive as a company? US Stem probably has been thinking about that possibility for months. Still, it’s not yet clear where the …
Can clinic biz US Stem reboot after losing suit? Its email to customers & more Read More »