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Updated: May 11, 2026

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Published on: July 25, 2020
Implementing personalized cancer genomics in clinical trials
Richard Simon1, Sameek Roychowdhury
1Biometric Research Branch, US National Cancer Institute, Bethesda, Maryland 20892-7434, USA.
High-throughput sequencing advances cancer classification, identifying biomarkers for targeted therapies. Challenges remain in applying these findings to rare cancers and specific molecular subsets in clinical trials.
Area of Science:
- Genomics
- Oncology
- Clinical Trials
Background:
- High-throughput sequencing of cancer genomes is expanding molecular classification.
- This approach identifies predictive biomarkers for oncogene pathway activation.
- Biomarkers may guide patient selection for molecularly targeted therapies in clinical trials.
Purpose of the Study:
- To discuss challenges in adapting genomic data for rare cancers and molecular subsets.
- To highlight the need for aligning investigational agents with molecular profiling.
- To address considerations for clinical trial design and endpoints in precision oncology.
Main Methods:
- Review of current landscape of cancer genome sequencing and molecular classification.
- Discussion of challenges in clinical trial adaptation for specific cancer types.
- Analysis of requirements for integrating molecular data into trial design.
Main Results:
- Genomic studies have identified numerous biomarkers for targeted therapy selection.
- Significant challenges exist in applying these advances to rare cancers.
- Adapting trials requires addressing sequencing turnaround, agent availability, and eligibility criteria.
Conclusions:
- Molecularly targeted therapies offer promise, but access is limited for rare cancers.
- Clinical trial designs need adaptation to accommodate molecularly defined patient groups.
- Successful implementation requires a multidisciplinary approach involving sequencing, drug development, and trial design.
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