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Systemically Administered D-allose Inhibits the Tumor Energy Pathway and Exerts Synergistic Effects With Radiation
Yasushi Samukawa1, Yohei Ouchi1, Takenori Miyashita1
1Department of Otolaryngology, Faculty of Medicine, Kagawa University, Kagawa, Japan.
Anticancer Research
|April 27, 2024
Summary
Intraperitoneal D-allose shows anticancer effects in head and neck cancer models. Combining D-allose with radiation enhances efficacy by inhibiting cell growth and glycolysis.
Area of Science:
- Biochemistry
- Oncology
- Pharmacology
Background:
- Head and neck cancers present significant therapeutic challenges.
- Investigating novel therapeutic agents is crucial for improving patient outcomes.
Purpose of the Study:
- To evaluate the anticancer potential of D-allose in head and neck cancer models.
- To understand the pharmacokinetic and pharmacodynamic properties of D-allose.
Main Methods:
- Intraperitoneal administration of D-allose in in vivo head and neck cancer models.
- Analysis of D-allose dynamics in blood and tumor tissues.
- Assessment of cellular effects including glycolysis, ATP levels, and protein/mRNA expression.
- Evaluation of combination therapy with radiation.
Main Results:
- D-allose was detected in blood and tumors within 10 minutes of administration.
- Combination therapy (radiation + D-allose) demonstrated superior efficacy compared to monotherapy.
- D-allose inhibited cancer cell growth by reducing glycolysis and ATP levels, activating AMPK.
- Upregulation of Thioredoxin-interacting protein (TXNIP) mRNA and phosphorylation of p38-MAPK were observed.
Conclusions:
- Systemic administration of D-allose exhibits promising antitumor activity.
- Further research is warranted to optimize D-allose dosage, timing, and combination strategies with other metabolic agents.
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