Although it had to work on the weekend to calm any fears, OSI Pharmaceuticals Inc. closed its merger with Eyetech Pharmaceuticals Inc. Monday - much to the chagrin of some OSI analysts and investors. (BioWorld Today)

A little more than a month after signing a plant agriculture deal involving its zinc finger DNA-binding protein technology, Sangamo BioSciences Inc. has raised $20.5 million in a private placement. (BioWorld Today)

With strong Phase III data in hand, Pain Therapeutics Inc. partnered its pain drug Remoxy with King Pharmaceuticals Inc. in a deal worth up to $400 million. (BioWorld Today)

Taking a pre-emptive strike to protect its anemia drug Epogen, Amgen Inc. filed a lawsuit against F. Hoffmann-La Roche Ltd. and its subsidiaries to prevent the pharmaceutical company from selling a pegylated version of recombinant human erythropoietin. (BioWorld Today)