Controversial Stem-Cell Company Moves Treatment Out of the United States
By David Cyranoski,
Nature
| 01. 30. 2013
Celltex to send patients to Mexico.
US citizens who had pinned their hopes on a company being able to offer stem-cell treatments close to home will now need to travel a little farther. Celltex Therapeutics of Houston, Texas, stopped treating patients in the United States last year following a warning from regulators. A 25 January e-mail to Celltex customers indicates that the firm will now follow in the footsteps of many other companies offering unproven stem-cell therapies and send its patients abroad for treatment — but only to Mexico.
The stem-cell treatments offered by Celltex involved extracting adult stem cells from a patient, culturing them and then reinjecting them in a bid to replenish damaged tissue. It had been offering the treatment for more than a year — with one of its high-profile customers being Texas governor, Rick Perry — when the US Food and Drug Administration (FDA)
wrote to the company on 24 September 2012 advising it that the stem cells it harvested and grew were more than “minimally manipulated” during Celltex's procedures. As such, the FDA regarded the cells as drugs, which would require...
Related Articles
By Hamed Aleaziz, The New York Times | 08.13.2026
Immigrants at Ellis Island undergoing a medical inspection | Photo by The New York Public Library on Unsplash
In 1924, Congress sent a message to the world: We are no longer ready to take “your tired, your poor, your huddled...
What We Inherit by Sam Trejo and Daphne O. Martschenko; and Original Sin by Kathryn Paige Harden have a great deal in common, with substantial differences in style and emphasis. Both books attempt, in different ways, to show the reader just where current research into human genomics stands, where that might be going, and why the authors are interested. In short, the influence of genomic research on our societies is already large and seems likely to change them in ways...
By Dan Falk, Nautilus | 08.20.2026
The pseudoscience of eugenics, founded on the mistaken notion that nature envisions some “right” combination of genes, and that selective breeding can improve the human race, is making a comeback. While the heyday of eugenics was a century ago, the...
By Emily Packard Dawson and Lainie Friedman Ross, MedPage Today | 08.18.2026
Few things evoke a greater sense of desperation than a parent seeking an experimental treatment for their child. That desperation can make even extraordinary risks seem worth taking. This dynamic has come into stark relief after Mei, a 6-year-old girl...