Stem cells, magic elixir or snake oil

Latest issue of Business Week has a stem cell report, "Stem Cell Showdown: Celltex vs. the FDA". Stem-cell treatment still has not got FDA approval but there are at least several hundreds clinics on the web to claim their miraculous efficacy by stem cells without any regulatory oversight at all. But for patients with immune system diseases such as ALS and MS, it may be tempting to try stem-cell treatment even it may turn out to be just the snake oil results. To make huge financial profits by exploiting desperate terminal patients