cystic fibrosis

The Five Best-Performing Biotech Stocks of 2011 -- So Far

Pharmaceuticals are facing big patent cliff problems this year, but several biotechnology stocks have been doing quite well: Their biologic drugs command high prices, tend become blockbusters, and they are in far less danger from generic competition. Here are the big winners so far this year.

New Cystic Fibrosis Drug Treats the Disease's Cause

Vertex Pharmaceutical shares soared 15% Wednesday as Wall Street cheered the results of a late-stage study of its new cystic fibrosis drug, an experimental treatment that targets the underlying cause of the disease rather than just its symptoms.