Activated stromal cells transfer mitochondria to rescue acute lymphoblastic leukemia cells from oxidative stress

Author:

Burt Richard1,Dey Aditi1,Aref Sarah1,Aguiar Melanie1,Akarca Ayse2,Bailey Katharine1,Day William1,Hooper Steven3,Kirkwood Amy4,Kirschner Kristina5ORCID,Lee Soo-Wah1,Lo Celso Cristina36,Manji Jiten1,Mansour Marc R.1,Marafioti Teresa2,Mitchell Rachel J.1,Muirhead Robert C.1,Cheuk Yan Ng Kenton1,Pospori Constandina36,Puccio Ignazio1ORCID,Zuborne-Alapi Krisztina1,Sahai Erik3,Fielding Adele K.1

Affiliation:

1. Department of Haematology and

2. Department of Cellular Pathology, UCL Cancer Institute, London, United Kingdom;

3. The Sir Francis Crick Institute, London, United Kingdom;

4. Cancer Research UK and UCL Cancer Trials Centre, London, United Kingdom;

5. Institute for Cancer Sciences, University of Glasgow, Glasgow, Scotland, United Kingdom; and

6. Department of Life Sciences, Imperial College London, London, United Kingdom

Abstract

Key Points MSCs can become cancer-associated fibroblasts and transfer mitochondria to rescue B-ALL cells from ROS-inducing chemotherapy. Rescue of B-ALL cells is overcome by microtubule inhibitors, which interrupt the tunneling nanotubes used for mitochondrial transfer.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

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