Texas Stem Cell Law Opens Door for Controversial Treatments

The Scientist looks at one such Houston-based purveyor that has been treating patients abroad for years with mesenchymal stem cells.

Written byAnna Azvolinsky
| 8 min read

Register for free to listen to this article
Listen with Speechify
0:00
8:00
Share

Hospital Galenia in Cancun, Mexico, where Celltex administers autologous mesenchymal stem cells to clientsKERRY GRENS
On a main thoroughfare running along the east side of Cancun, Mexico, sits Hospital Galenia, a small, private facility with crisp, white walls and slick marble floors. On a Friday morning in February, the lobby is quiet, its palm-filled courtyard unoccupied, belying activity in parts unseen, including an emergency room and a maternity ward.

Cancun’s beaches draw in visitors by the millions each year, while Galenia attracts a distinctive kind of tourist: those seeking health treatments not sanctioned by the U.S. and governments elsewhere. A number of medical tourism companies operate out of Galenia, including Houston-based Celltex Therapeutics, a company that offers stem cell therapies to mostly American customers. Celltex claims to use patients’ own mesenchymal stem cells (MSCs) to treat diseases as wide-ranging as amyotrophic lateral sclerosis (ALS), renal failure, and chronic obstructive pulmonary disease (COPD).

Originally, Celltex administered cells to its clients out of a laboratory site in Sugar Land, Texas. But the company had to cease offering such treatments in Texas in 2013 after the US Food and Drug Administration (FDA) sent Celltex a warning letter ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member? Login Here

Related Topics

Meet the Author

  • head shot of blond woman wearing glasses

    Anna Azvolinsky received a PhD in molecular biology in November 2008 from Princeton University. Her graduate research focused on a genome-wide analyses of genomic integrity and DNA replication. She did a one-year post-doctoral fellowship at Memorial Sloan Kettering Cancer Center in New York City and then left academia to pursue science writing. She has been a freelance science writer since 2012, based in New York City.

    View Full Profile
Share
Illustration of a developing fetus surrounded by a clear fluid with a subtle yellow tinge, representing amniotic fluid.
January 2026

What Is the Amniotic Fluid Composed of?

The liquid world of fetal development provides a rich source of nutrition and protection tailored to meet the needs of the growing fetus.

View this Issue
Human-Relevant In Vitro Models Enable Predictive Drug Discovery

Advancing Drug Discovery with Complex Human In Vitro Models

Stemcell Technologies
Redefining Immunology Through Advanced Technologies

Redefining Immunology Through Advanced Technologies

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Ensuring Regulatory Compliance in AAV Manufacturing with Analytical Ultracentrifugation

Beckman Coulter Logo
Conceptual multicolored vector image of cancer research, depicting various biomedical approaches to cancer therapy

Maximizing Cancer Research Model Systems

bioxcell

Products

Sino Biological Logo

Sino Biological Pioneers Life Sciences Innovation with High-Quality Bioreagents on Inside Business Today with Bill and Guiliana Rancic

Sino Biological Logo

Sino Biological Expands Research Reagent Portfolio to Support Global Nipah Virus Vaccine and Diagnostic Development

Beckman Coulter

Beckman Coulter Life Sciences Partners with Automata to Accelerate AI-Ready Laboratory Automation

Refeyn logo

Refeyn named in the Sunday Times 100 Tech list of the UK’s fastest-growing technology companies