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. 2021 Mar 11;9:647311. doi: 10.3389/fcell.2021.647311

FIGURE 1.

FIGURE 1

Overview of the effects elicited by RAF-MEK1/2-ERK1/2 inhibitors on the MEK5-ERK5 pathway. Black arrows indicate direct activation mechanisms. Dashed arrows indicate demonstrated but not direct mechanisms. Red lines indicate inhibiting treatments. Green arrows indicate resistance mechanisms occurring upon genetic or pharmacological inhibition of the ERK1/2 pathway (created with Biorender.com).