📨➡️🦠➡️✨➡️💡

#signal transduction #intracellular signaling #second messenger cascade #cellular activation #signal cascade

📶➡️🔬➡️💡🅿️

#signal reception #cellular response #kinase phosphorylation #ERK activation #molecular switch #intracellular signaling

🦔⚡️➡️➡️➡️📈

#shh signaling cascade #intracellular signaling #biochemical pathway #receptor activation #gene regulation #cell proliferation #signal propagation