BOSTON (MarketWatch) -- Drug stocks edged higher in early trading Thursday,
with shares of biotech groups BioMarin Pharmaceutical Inc. and Human Genome Sciences leading the pack. The NYSE Arca Pharmaceutical Index was largely flat at 289.24 while the NYSE Arca Biotechnology Index rose 0.6% to 832.59. Shares of BioMarin and Human Genome were both up 6%.
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