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[Chemosensitivity test for gastric carcinoma]

T Kubota1

  • 1Dept. of Surgery, School of Medicine, Keio University.

Gan to Kagaku Ryoho. Cancer & Chemotherapy
|February 1, 1997
PubMed
Summary

The Histoculture Drug Response Assay (HDRA) predicts gastric cancer patient survival. Patients sensitive to chemotherapy via HDRA showed significantly better survival rates than resistant patients.

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Area of Science:

  • Oncology
  • Clinical Trials
  • Drug Discovery

Context:

  • Gastric cancer treatment efficacy remains a challenge.
  • Chemosensitivity testing can guide therapeutic decisions.
  • Previous retrospective studies showed correlation between chemosensitivity tests and patient outcomes.

Purpose:

  • To prospectively evaluate the Histoculture Drug Response Assay (HDRA) for predicting patient survival in gastric cancer.
  • To assess the correlation between HDRA results and survival rates in gastric cancer patients receiving chemotherapy.

Summary:

  • A blinded study involving 128 evaluable gastric cancer patients tested the HDRA using [3H] thymidine incorporation.
  • Patients were classified as "Sensitive" or "Resistant" to mitomycin C and UFT based on HDRA results.
  • Overall and disease-free survival rates were significantly higher in the HDRA "Sensitive" group compared to the HDRA "Resistant" group.

Impact:

  • The HDRA demonstrates potential as a predictive tool for patient survival in gastric cancer.
  • Prospective use of HDRA may improve treatment strategies and patient outcomes.
  • HDRA results correlate with clinical drug sensitivity and resistance, aiding personalized medicine.

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