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Updated: Mar 16, 2026

Integration of Wet and Dry Bench Processes Optimizes Targeted Next-generation Sequencing of Low-quality and Low-quantity Tumor Biopsies
Published on: April 11, 2016
The Future of Precision Medicine in Oncology
Lori M Millner1, Lindsay N Strotman2
1PGXL Technologies, 201 East Jefferson Street, Suite 306, Louisville, KY 40202, USA; Department of Pathology and Laboratory Medicine, University of Louisville, Louisville, KY, USA.
Abstract:
Precision medicine in oncology focuses on identifying which therapies are most effective for each patient based on genetic characterization of the cancer. Traditional chemotherapy is cytotoxic and destroys all cells that are rapidly dividing. The foundation of precision medicine is targeted therapies and selecting patients who will benefit most from these therapies. One of the newest aspects of precision medicine is liquid biopsy. A liquid biopsy includes analysis of circulating tumor cells, cell-free nucleic acid, or exosomes obtained from a peripheral blood draw. These can be studied individually or in combination and collected serially, providing real-time information as a patient's cancer changes.
Insights
Precision medicine revolutionizes cancer care by tailoring treatments to individual genetic profiles. Liquid biopsies offer a minimally invasive way to monitor cancer
Area of Science:
- Oncology and Molecular Diagnostics
Background:
- Precision medicine aims to personalize cancer therapy based on tumor genetic makeup.
- Traditional chemotherapy lacks specificity, affecting both cancerous and healthy rapidly dividing cells.
- Targeted therapies represent a cornerstone of precision medicine, requiring patient selection for optimal efficacy.
Purpose of the Study:
- To highlight the role of precision medicine in oncology.
- To introduce liquid biopsy as a novel tool in cancer management.
- To explain the components and benefits of liquid biopsy.
Main Methods:
- Analysis of circulating tumor cells (CTCs).
- Examination of cell-free nucleic acids (cfNA).
- Study of exosomes derived from peripheral blood.
- Serial collection and analysis of these biomarkers, individually or combined.
Main Results:
- Liquid biopsy provides real-time insights into cancer evolution.
- Enables dynamic monitoring of treatment response and resistance.
- Offers a less invasive alternative to traditional tissue biopsies.
Conclusions:
- Liquid biopsy is a rapidly advancing frontier in precision oncology.
- It facilitates dynamic patient monitoring and personalized treatment adjustments.
- Integration of liquid biopsy enhances the precision medicine paradigm in cancer care.
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