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Doctors have injected millions of human embryonic stem cells into a patient partially paralyzed by a spinal cord injury, marking the beginning of the first carefully designed attempt to test the promising but controversial therapy, officials announced Monday.
The patient was treated Friday at the Shepherd Center, a 132-bed hospital in Atlanta that specializes in spinal cord and brain injuries, according to announcement by the hospital and Geron Corp. of Menlo Park, Calif., which is sponsoring the research.
The hospital is one of seven sites participating in the study, which is primarily aimed at testing whether the therapy is safe. Doctors will also conduct tests to see whether the treatment restores sensation or enables the patient to regain movement. No additional information about the first patient was released.
The milestone was welcomed by scientists eager to finally move the research from the laboratory to the clinic, as well as by advocates for patients and by patients hoping for cures. Although the cells have been tested in animals, and some clinics around the world claim to offer therapies using human embryonic...