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Patricia Zettler

Young man rides piggyback on an old man

Right To Try law has a big loophole that’s an opening for bad actors

October 7, 2019 Paul Knoepfler 14

There appears to be a big, risky loophole in the relatively new national Right To Try law. Some folks apparently anticipated this problem long ago, but I think most of us weren’t aware of it. Update: More specifically, some law […]

SVF stromal vascular fraction

Reactions to historic stem cell clinic court loss, new court order, & what happens next?

June 5, 2019 Paul Knoepfler 17

It’s been a big week already for the stem cell field due to the court ruling against US Stem Cell Inc. and that the FDA can define stromal vascular fraction (SVF) as a drug (see my old rough sketch of […]

Salvaor Dali, The Persistence of Memory; waiting game

As 2 FDA stem cell clinic suits slowly unfold, more action needed now

August 1, 2018 Paul Knoepfler 8

For me there was a sense of “finally” when just under 3 months ago the FDA filed suits via the DOJ against 2 stem cell clinic firms, U.S. Stem Cell (and its affiliate U.S. Stem Cell Clinic, collectively referred to here […]

Patti-Zettler

Helpful Zettler insights from Q&A on FDA suits against stem cell clinics

May 16, 2018 Paul Knoepfler 1

At the request of the FDA, the DOJ is suing for permanent injunctions against two stem cell clinic firms, U.S. Stem Cell, Inc. and California Stem Cell Treatment Center (and for the latter, its parent chain of around 100 clinics, Cell […]

FDA stem cell meeting

Deconstructing FDA’s Mixed Bag Approach to Stem Cell Clinics

November 19, 2017 Paul Knoepfler 12

In a nutshell, what does all of this week’s big FDA developments on stem cells and regenerative medicine mean for stem cell clinics? There’s much to be upbeat about so overall I’d say it’s good news, but I see three […]

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Prof @UCDAVIS Stem cells & Kids Brain Cancer Epigenomics #CRISPR Science policy/ethics. #scicomm TED https://t.co/4XhF0V5XiZ New book on making dragons🐲https://t.co/q9ezUzZdtx

Paul Knoepfler
pknoepflerPaul Knoepfler@pknoepfler·
2h

FDA spike: clinic supplier Liveyon warning letter & 483s; notice on exosome harms https://ipscell.com/2019/12/fda-spike-clinic-supplier-liveyon-warning-letter-notice-on-exosome-harms/

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pknoepflerPaul Knoepfler@pknoepfler·
2h

Phage may have nuclei-like structures to shield their genomes. Very cool. "A bacteriophage nucleus-like compartment shields DNA from #CRISPR nucleases" https://www.nature.com/articles/s41586-019-1786-y What do you think @GaetanBurgio ?

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pknoepflerPaul Knoepfler@pknoepfler·
5h

ICYMI: Unproven regenerative clinic firm the Lung Health Institute comes under a magnifying glass including some pretty stunning admissions by their own marketers & surprise on a professor who is in the firm's corner https://ipscell.com/2019/12/id-need-a-drink-wapo-deep-dive-on-clinic-firm-lung-health-institute/ #stemcells

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