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Updated: Sep 27, 2025

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
Therapeutic impact and routine application of next-generation sequencing: A single institute study
Rocío Hernández-Pacheco Acosta1, María Del Carmen Damas Fuentes1, Nicolás Gallego Pena1
1Department of Medical Oncology, Virgen Macarena University Hospital, 41009 Seville, Spain.
Abstract:
Genomic sequencing of tumor tissues provides information on actionable gene aberrations that have diagnostic and therapeutic significance and may guide clinical management through the use of targeted therapies. The indications for these techniques and their possible limitations for application in daily practice should be established as a priority. In the present study, a group of patients with few suitable therapeutic options who were eligible for a next-generation sequencing (NGS) analysis were analyzed, and the molecular targets identified and their therapeutic impact are described. A series of 26 patients treated at the Virgen Macarena Hospital for whom an NGS study was requested between January 2017 and December 2019 were reviewed. Actionable molecular alterations were identified in 20 of the cases, and 4 patients received NGS-guided treatment. NGS techniques represent a novel opportunity for guiding treatment in cancer patients. Patients with few therapeutic alternatives, either due to diagnosis, atypical evolution or resistance to standard therapy, may be suitable candidates.
Insights
Genomic sequencing, or next-generation sequencing (NGS), identifies actionable targets in cancer patients. This approach offers new therapeutic options for individuals with limited treatment alternatives.
Area of Science:
- Oncology
- Genomics
- Molecular Diagnostics
Background:
- Genomic sequencing of tumor tissues reveals actionable gene aberrations.
- These aberrations hold diagnostic and therapeutic significance, potentially guiding cancer management.
- Establishing indications and limitations for genomic sequencing in clinical practice is crucial.
Purpose of the Study:
- To analyze patients eligible for next-generation sequencing (NGS) with limited therapeutic options.
- To identify molecular targets and assess their therapeutic impact in this patient cohort.
- To evaluate the utility of NGS in guiding cancer treatment decisions.
Main Methods:
- Retrospective review of 26 cancer patients who underwent NGS analysis.
- Analysis conducted at Virgen Macarena Hospital between January 2017 and December 2019.
- Identification of actionable molecular alterations and subsequent treatment guided by NGS findings.
Main Results:
- Actionable molecular alterations were identified in 20 out of 26 patients (77%).
- Four patients received treatment guided by the NGS results.
- NGS identified potential therapeutic targets in a significant proportion of patients with limited options.
Conclusions:
- Next-generation sequencing (NGS) presents a novel opportunity for personalized cancer treatment.
- Patients with limited therapeutic alternatives, due to diagnosis, disease progression, or resistance, are suitable candidates for NGS.
- NGS-guided therapy can offer new treatment avenues for challenging cancer cases.
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