BRIEF-AstraZeneca's Medimmune partners Mirati for immuno-oncology combination in lung cancer By: Reuters: Company News August 05, 2015 at 02:10 AM EDT * Medimmune and Mirati Therapeutics partner on immuno-oncology combination in lung cancer 5 August 2015 Read More >> Related Stocks: Astrazeneca Plc ADR Mirati Therapeutics