1. Currently receiving cancer therapy (e.g., chemotherapy with delayed toxicity, extensive radiation therapy, immunotherapy, biologic therapy, or major surgery) within the last 3 weeks; chemotherapy regimens without delayed toxicity within the last 2 weeks; or use of an investigational anti-cancer drug within 28 days preceding dosing of GSK1120212; use of any other investigational product within 30 days, 5 half-lives or twice the duration of the biological effect of the investigational product (IP) (whichever is longest);