Precision Cancer Medicine and Super-computing System

Toshifumi Wakai1

  • 1Division of Digestive and General Surgery, Niigata University, Niigata, Japan.

The Keio Journal of Medicine
|September 29, 2017
PubMed

Insights

Comprehensive Genomic Sequencing using CANCERPLEX-JP (435 genes) identifies molecular subtypes for targeted cancer therapy. This approach aligns with precision medicine goals, enhancing treatment strategies and drug discovery for solid tumors.

Area of Science:

  • Oncology
  • Genomics
  • Bioinformatics

Background:

  • Tumor classification into molecular subtypes is crucial for effective cancer treatment.
  • Genomic sequencing, particularly comprehensive targeted-gene panels, offers expanded therapeutic options.
  • Precision medicine aims for cost-effectiveness and accelerated genome-driven drug discovery.

Purpose of the Study:

  • To evaluate the clinical utility of the CANCERPLEX-JP (435 genes) comprehensive targeted-gene panel.
  • To demonstrate the concordance of CANCERPLEX-JP with whole-exome sequencing in identifying key genomic alterations.
  • To support the integration of Comprehensive Genomic Sequencing into precision medicine strategies.

Main Methods:

  • Utilized the CANCERPLEX-JP version 4.0 gene panel to analyze Japanese and US cancer cases.
  • Assessed frequently altered genes and pathways in solid tumors.
  • Validated findings by comparing with whole-exome sequencing data from The Cancer Genome Atlas (TCGA).

Main Results:

  • CANCERPLEX-JP identified actionable genes and pathways relevant to targeted therapy.
  • Demonstrated concordance with whole-exome sequencing in detecting hypermutated samples and microsatellite instability in colorectal and gastric cancers.
  • Highlighted the clinical utility of the 435-gene panel in guiding treatment decisions for solid tumors.

Conclusions:

  • Comprehensive Genomic Sequencing with panels like CANCERPLEX-JP is vital for actualizing precision medicine.
  • This approach provides a strong rationale for guiding targeted therapy in solid tumors.
  • The findings support the broader adoption of genomic profiling for personalized cancer care and drug discovery.