SCIENCE · VERIFIED DEVELOPMENT
Eliminating NUDT5 Protects Cells from 70‑Year‑Old Leukemia Drug, Uncovering Hidden Cellular Role
WHY IT MATTERS
The finding highlights a previously unknown mechanism that may explain patient variability in leukemia treatment response, informing future drug development and personalized therapy approaches.
What happened
Researchers studying an established leukemia medication discovered that eliminating the enzyme NUDT5 from cells shields them from the drug’s cytotoxic effects, a finding that contrasts with the minimal impact of pharmacologically inhibiting the protein.
The result suggests that NUDT5 may have a broader, previously unrecognized role in cellular metabolism or drug response pathways.
Understanding this hidden function could shed light on why some patients exhibit variable sensitivity to the treatment and may guide the development of more personalized therapeutic strategies.
PRIMARY SOURCES
Scientists thought they knew how this 70-year-old leukemia drug worked
ScienceDaily · Discovery only; verify against the cited research or institution when available
CORRECTIONS & UPDATES
- Revision 1 · Initial ingestion · Sep 24, 2026, 3:46 PM
- Revision 2 · Source update detected · Sep 24, 2026, 3:46 PM