Even before the mortgage mess created havoc in the financial markets, and throughout those Wild West frontier days of mortgage financing in the late 1990s and early-to-mid 2000s, there were mortgage application documents.

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Notable losers in May included BioTime, a regenerative medicine firm run by Michael West, who was one of the key figures in the early days of embryonic stem cell research, and Cytori Therapeutics, which is trying to commercialize stem cells found in fat for breast reconstruction and other uses.

FORBES: Biotech Busts And Breakthroughs In May