Champions of stem cell research say it would be on the order of the Internet or even the transistor.
The obstacles along the road from lab rat to human patients are many, of course, but the biggest by far is money. With the dramatic events in the lab, you might think that a gold rush would be under way. That's far from true. Long time horizons, regulatory hurdles, huge R&D costs, public sentiment, and political headwinds have all scared financiers. Wall Street isn't interested in financing this particular dream. Most stem cell companies that have dared go public are trading down 90% or more from their IPOs. Sand Hill Road is AWOL. The National Venture Capital Association doesn't even have a category to track stem cell investments.
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