Just to clarify my position, here is a link to support what I stated in my earlier reply to you today. http://www.xconomy.com/boston/2008/12/05/invivo-ceo-overcame-spinal-cord-injury-now-aims-to-create-better-treatment-for-same-problem/ In consideration of some of the "mixed" pre-clinical study results, why would anyone be surprised that the FDA so far has refused to provide the necessary approval to begin a human pilot study?