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Improving the biomarker pipeline to develop and evaluate cancer screening tests
1Biometry Research Group, Division of Cancer Prevention, National Cancer Institute, Bethesda, MD, USA. sb16i@nih.gov
This study enhances the cancer biomarker pipeline for early detection tests. New methods like frequent specimen collection and paired availability designs improve biomarker evaluation for cancer screening.
Area of Science:
- Biomarker Discovery and Development
- Cancer Screening Technologies
- Statistical Methods in Clinical Trials
Background:
- The development of cancer screening tests relies on a multi-stage biomarker pipeline.
- Existing recommendations for optimizing this pipeline are not widely adopted.
- Statistical and biological challenges hinder efficient biomarker evaluation.
Purpose of the Study:
- To discuss statistical and biological issues within the cancer biomarker pipeline.
- To propose new recommendations for improving biomarker identification and evaluation.
- To enhance the development of effective cancer screening tests.
Main Methods:
- Review of existing recommendations for biomarker pipeline optimization.
- Introduction of new strategies for biomarker identification, including frequent specimen collection.
- Application of the paired availability design with interval cases for initial biomarker evaluation.
Main Results:
- Identified key stages in the biomarker pipeline: identification, initial evaluation, and definitive evaluation.
- Highlighted previously recommended but underutilized strategies.
- Proposed novel methods to address limitations in biomarker evaluation for cancer screening.
Conclusions:
- The proposed enhancements aim to improve the efficiency and accuracy of the cancer biomarker pipeline.
- Implementing strategies like frequent specimen collection and paired availability designs can accelerate the development of cancer screening tests.
- Optimizing the biomarker pipeline is crucial for advancing early cancer detection and improving patient outcomes.
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