As part of a restructuring of the company’s research and development areas, Tokyo-based Daiichi Sankyo announced the closing of the Plexxikon R&D subsidiary in South San Francisco.

Thermo Fisher Scientific and Daiichi Sankyo have partnered to co-develop a companion diagnostic device for patients who have non-small cell lung cancer (NSCLC). 

Cambridge-based Magenta Therapeutics entered a non-exclusive research and clinical collaboration agreement with Beam Therapeutics.