🧬 KRAS is no longer “undruggable”.
A new Cancer Cell review maps how KRAS inhibitors are reshaping therapy across lung, colorectal, pancreatic and other cancers, and what comes next.
🔬 Essentials • RAS alterations drive ~20% of cancers worldwide • KRAS is the most frequent RAS alteration • KRAS G12C inhibitors proved direct RAS targeting works
💊 Current reality 🟢 Sotorasib & adagrasib show meaningful activity in KRAS G12C NSCLC 🟢 CRC responses improve when combined with anti-EGFR therapy 🟢 Activity emerging in PDAC and other tumors
⚠️ Key challenge Most patients eventually develop resistance via: • On-target KRAS mutations • MAPK pathway reactivation • RTK feedback signaling • Non-genetic adaptive escape
🚀 What’s next? Next-generation strategies include: • More potent G12C inhibitors • KRAS G12D & multi-mutation inhibitors • Isoform-selective and pan-RAS inhibitors • Rational combination approaches
Takeaway: KRAS targeting has moved from breakthrough to optimization phase, with broader RAS inhibition now the next frontier.
📖 Full paper in comment ⬇️
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