Stem-cell therapy takes off in Texas
A boom in unproven procedures is worrying scientists.
Celltex hosts the largest stem-cell bank in the United States.
TYLER RUDICK
th Texas pouring millions of dollars into developing adult stem-cell treatments, doctors there are already injecting paying customers with unproven preparations, supplied by an ambitious new company.
The US Food and Drug Administration (FDA) has not approved any such stem-cell treatment for routine clinical use, although it does sanction them for patients enrolled in registered clinical trials. Some advocates of the treatments argue, however, that preparations based on a patient's own cells should not be classed as drugs, and should not therefore fall under the FDA's jurisdiction.
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