Nature Communications (May 2022)

Mitochondria preserve an autarkic one-carbon cycle to confer growth-independent cancer cell migration and metastasis

  • Nicole Kiweler,
  • Catherine Delbrouck,
  • Vitaly I. Pozdeev,
  • Laura Neises,
  • Leticia Soriano-Baguet,
  • Kim Eiden,
  • Feng Xian,
  • Mohaned Benzarti,
  • Lara Haase,
  • Eric Koncina,
  • Maryse Schmoetten,
  • Christian Jaeger,
  • Muhammad Zaeem Noman,
  • Alexei Vazquez,
  • Bassam Janji,
  • Gunnar Dittmar,
  • Dirk Brenner,
  • Elisabeth Letellier,
  • Johannes Meiser

DOI
https://doi.org/10.1038/s41467-022-30363-y
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 17

Abstract

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Chemotherapeutic antifolates, such as methotrexate (MTX), impair cancer cell proliferation by inhibiting nucleotide synthesis. Here, the authors show that MTX sustains an autarkic mitochondrial one-carbon metabolism leading to serine synthesis to promote cancer cell migration and metastasis.