2.3. Montelukast Decreased Phosphorylation of With No Lysine 1 (WNK1), Protein Kinase B (Akt), Extracellular Signal-Regulated Kinase 1/2 (Erk1/2), MAPK/Erk kinase (MEK), and Proline-Rich Akt Substrate of 40-kDa (PRAS40) in Lung Cancer Cells. The gene discussed is MAPK3; the disease is lung carcinoma.