http://articles.latimes.com/2010/sep/22/news/la-heb-stem-cell-clinical-trial-20100922
<p>September 22, 2010</p> <p>Enrollment has begun for the first clinical trial to test a therapy developed from human embryonic stem cells.</p> <p>The trial’s primary aim is to assess the safety of Geron Corp.’s experimental oligodendrocyte progenitor cells, which have been in development for about a decade. They were derived from some of the earliest human embryonic stem cells ever created.</p>