Nature Communications (May 2021)

Mitochondrial ATP fuels ABC transporter-mediated drug efflux in cancer chemoresistance

  • Emily L. Giddings,
  • Devin P. Champagne,
  • Meng-Han Wu,
  • Joshua M. Laffin,
  • Tina M. Thornton,
  • Felipe Valenca-Pereira,
  • Rachel Culp-Hill,
  • Karen A. Fortner,
  • Natalia Romero,
  • James East,
  • Phoebe Cao,
  • Hugo Arias-Pulido,
  • Karatatiwant S. Sidhu,
  • Brian Silverstrim,
  • Yoonseok Kam,
  • Shana Kelley,
  • Mark Pereira,
  • Susan E. Bates,
  • Janice Y. Bunn,
  • Steven N. Fiering,
  • Dwight E. Matthews,
  • Robert W. Robey,
  • Domink Stich,
  • Angelo D’Alessandro,
  • Mercedes Rincon

DOI
https://doi.org/10.1038/s41467-021-23071-6
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 19

Abstract

Read online

Drug efflux through ABC transporters is a common mechanism leading to chemoresistance in cancer. Here, the authors show that mitochondrial respiration provides ATP to allow ABC transporters activity so mitochondrial respiration inhibition overcomes chemoresistance in preclinical cancer models.