Biochemistry_guide on Instagram: "MAPK (Mitogen-Activated Protein Kinase) signaling pathways are crucial for transmitting signals from the cell surface to the DNA in the nucleus. These pathways regulate a variety of cellular activities including growth, proliferation, differentiation, and apoptosis. The three major MAPK pathways are the ERK, JNK, and p38 pathways. 1. **ERK Pathway (Extracellular Signal-Regulated Kinase)** - **Activation**: Typically activated by growth factors and mitogens. - **

Khan Academy

Map of protein systems reveals new targets for cancer treatment

Cancer Maps