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TRAIL signaling and synergy mechanisms used in TRAIL-based combination therapies
Christian T Hellwig1, Markus Rehm
1Rudolf Boehm Institute of Pharmacology and Toxicology, University of Leipzig, Leipzig, Germany.
Abstract:
TRAIL and agonistic antibodies raised against TRAIL death receptors are highly promising new anticancer agents. In this brief review, we describe the recent advances in the molecular understanding of TRAIL signaling and the progress made in using TRAIL or agonistic antibodies clinically in mono- and combination therapies. Synergies have been reported in various scenarios of TRAIL-based multidrug treatments, and these can be used to potentiate the efficacy of therapies targeting TRAIL death receptors. We pay particular attention to structure the current knowledge on the diverse molecular mechanisms that are thought to give rise to these synergies and describe how different signaling features evoking synergies can be associated with distinct classes of drugs used in TRAIL-based combination treatments.
Insights
Tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) and its agonists show promise as anticancer agents. Combination therapies targeting TRAIL death receptors enhance treatment efficacy through diverse molecular mechanisms.
Area of Science:
- Oncology
- Molecular Biology
- Immunology
Background:
- TRAIL (tumor necrosis factor-related apoptosis-inducing ligand) and agonistic antibodies targeting TRAIL death receptors represent promising anticancer therapeutics.
- Understanding TRAIL signaling is crucial for developing effective cancer treatments.
Purpose of the Study:
- To review recent advances in the molecular understanding of TRAIL signaling.
- To summarize clinical progress in using TRAIL or agonistic antibodies in mono- and combination therapies.
- To elucidate molecular mechanisms underlying synergistic effects in TRAIL-based combination treatments.
Main Methods:
- Review of recent scientific literature on TRAIL signaling and clinical applications.
- Analysis of molecular mechanisms driving synergy in combination therapies.
- Categorization of drug classes based on signaling features that evoke synergy.
Main Results:
- Significant progress in understanding TRAIL signaling pathways.
- Clinical application of TRAIL-based therapies, including monotherapy and combination strategies.
- Identification of diverse molecular mechanisms contributing to synergistic effects in combination treatments.
Conclusions:
- TRAIL-based therapies, particularly in combination, hold significant potential for cancer treatment.
- Understanding the molecular basis of synergy is key to optimizing combination strategies.
- Tailoring drug combinations based on specific signaling mechanisms can potentiate therapeutic efficacy.
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