The Study
Genomic Landscapes and Hallmarks of Mutant RAS in Human Cancers
This study looked at thousands of cancer tumors and found that certain RAS mutations often show up together with other mutations. It’s like noticing that kids who have blue socks often also have red shoes — but it doesn’t mean the socks cause the shoes. It just shows they tend to happen together.
Analysis score
Maximum 44 for a cross-sectional study.
Where the score came from
This study looked at thousands of cancer tumors to see which gene mutations happen together with RAS mutations — like a genetic fingerprint — and how that affects how the immune system sees the cancer.
Where does this study sit?
Reviews of RCTs (Meta-analyses)
Max 100Randomized Trials
Max 90Reviews of Cohort Studies
Max 85Cohort Studies
Max 72Reviews of Case-Control Studies
Max 63Case-Control Studies
Max 58Cross-Sectional & Case Series
Max 50Expert Opinion
Max 544 / 100
Quality score
Snapshots of a population at a single point in time, or descriptions of small groups. Can identify correlations and prevalence, but cannot determine cause and effect.
Key takeaways
Summary
Based on the study abstract and findings.
- 1Yes — these genetic fingerprints help predict who will benefit from immunotherapy, meaning doctors could pick better treatments based on a tumor’s specific mutations.
- 2In lung cancer with KRAS G12C mutation: if TP53 is also mutated, patients lived longer on immunotherapy; if STK11 or KEAP1 are mutated too, immunotherapy didn’t work well.
Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data
Publication
Journal
Cancer research
Year
2022
Authors
R. Scharpf, A. Balan, B. Ricciuti, J. Fiksel, C. Cherry, Chenguang Wang, M. LeNoue-Newton, H. Rizvi, J. R. White, A. Baras, Jordan Anaya, Blair V. Landon, Marta Majcherska-Agrawal, Paola Ghanem, Jocelyn Lee, L. Raskin, Andrew S Park, H. Tu, H. Hsu, K. Arbour, M. Awad, Gregory Riely, C. Lovly, V. Anagnostou
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Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.