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Business

Nature 445, 355 (25 January 2007) | doi:10.1038/445355b; Published online 24 January 2007

Market watch

This week, Wood Mackenzie, an Edinburgh-based research and consulting firm, reviews recent trends in biotechnology stocks.The Nasdaq Biotechnology Index fell steadily as 2006 drew to a close, but rebounded in early January to its mid-November levels.