AUTHOR=Pollet Marius , Krutmann Jean , Haarmann-Stemmann Thomas TITLE=Commentary: Usage of Mitogen-Activated Protein Kinase Small Molecule Inhibitors: More Than Just Inhibition! JOURNAL=Frontiers in Pharmacology VOLUME=9 YEAR=2018 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2018.00935 DOI=10.3389/fphar.2018.00935 ISSN=1663-9812