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TRAIL and chemotherapeutic drugs in cancer therapy

Xiu-Xian Wu1, Osamu Ogawa, Yoshiyuki Kakehi

  • 1Department of Urology, Kagawa University, Kagawa 761-0793, Japan.

Vitamins and Hormones
|April 28, 2004
PubMed

Insights

Tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) shows promise in cancer treatment. Combining TRAIL with chemotherapy sensitizes resistant cancer cells, offering a potential new therapeutic strategy.

Area of Science:

  • Oncology
  • Molecular Biology
  • Pharmacology

Background:

  • Tumor necrosis factor (TNF)-related apoptosis-inducing ligand (TRAIL/Apo2L) induces apoptosis in tumor cells selectively.
  • Chemotherapeutic drugs can enhance TRAIL-mediated apoptosis by upregulating death receptors or activating intracellular signaling pathways.

Purpose of the Study:

  • To review the role of TRAIL in cancer treatment.
  • To discuss the molecular basis for the synergistic effects of TRAIL and chemotherapeutic drugs.

Main Methods:

  • Review of existing literature on TRAIL and chemotherapy interactions.
  • Analysis of studies demonstrating TRAIL sensitization of cancer cells by chemotherapeutic agents.

Main Results:

  • TRAIL selectively induces apoptosis in tumor cells.
  • Chemotherapy, including doxorubicin and cisplatin, sensitizes TRAIL-resistant cancers like renal, prostate, and bladder cancer cells to TRAIL-mediated apoptosis.
  • Subtoxic concentrations of chemotherapy agents enhance TRAIL's efficacy.

Conclusions:

  • TRAIL, especially when combined with chemotherapeutic agents, holds significant promise for cancer therapy.
  • Understanding the synergistic mechanisms can lead to improved cancer treatment strategies.

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