News summary

Scientists discover metabolite fueling aggressive brain tumor growth: Newsroom - UT Southwestern, Dallas, Texas

Source: UT Southwestern • Published: 16 Sept 2026, 00:00

Summarized by Masters of Longevity from UT Southwestern.

This science news article previews research on how a specific tumor-linked metabolite can stimulate neurons to support aggressive brain cancer, and outlines planned patient-focused dietary testing.

Scientists discover metabolite fueling aggressive brain tumor growth: Newsroom - UT Southwestern, Dallas, Texas
Key Takeaways
  • Researchers found up to 100-fold accumulation of guanidinoacetate in aggressive adult gliomas compared with normal tissue.
  • Blocking the enzyme that produces guanidinoacetate reduced neuronal activity and slowed tumor growth in laboratory models.
  • A clinical trial will test a dietary therapy used for GAMT deficiency to lower tumor guanidinoacetate before surgery.
Read the full article at UT Southwestern

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