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Alder Biopharmaceuticals, Inc. is a clinical-stage biopharmaceutical company, which discovers, develops, and commercializes various therapeutic antibodies. Its pipeline includes ALD403, Clazakizumab and ALD1613. The company was founded by Randall C. Schatzman, Mark J. Litton, and John A. Latham in January 2004 and is headquartered in Bothell, WA.

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