Our findings show that RO4987655 has clinical activity in patients with…KRAS-mutated NSCLC…The promising CBR ≥ 8 weeks of 56% (10/18; 2 PR/8 SD) with the MEK inhibitor RO4987655 as single agent in 18 patients with KRAS-mutated NSCLCs in third-line and significant metabolic responses demonstrated...