STK11 and non-small cell lung carcinoma: In addition, some of the BRAF mutant NSCLC cell lines (NCI-H1395, G469A; NCI-H1666, G466V) also contain a concurrent LKB1 mutation (Sanchez-Cespedes et al, 2002; Bamford et al, 2004; Carretero et al, 2004).