UPDATE 3-Amgen seeks to bolster drug pipeline with $10.4 bln Onyx buy
August 25, 2013 at 20:25 PM EDT
Aug 25 (Reuters) - Amgen Inc struck a deal to buy cancer drug maker Onyx Pharmaceuticals Inc for about $10.4 billion on Sunday, as it moves to restock its product pipeline in response to declining sales of its flagship anemia drugs.