ananyo writes: With 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. Celltex Therapeutics “multiplies and banks” stem cells derived from people's abdominal fat and its facility in Sugar Land opened in December 2011 and houses the largest stem-cell bank in the United States. But Nature has uncovered evidence that the company is involved in the clinical use of the cells on US soil, which the FDA has viewed as illegal in other cases.
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