Japan’s Astellas Pharma Inc. to Buy U.S. Agensys, Inc. for $387 Million

TOKYO, Nov 27 (Reuters) - Japanese drugmaker Astellas Pharma Inc (4503.T: Quote, Profile, Research) said on Tuesday it would buy U.S. biotech company Agensys Inc for $387 million to boost its antibody research and development for cancer treatments.