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Updated: May 26, 2025

Exploring Mitochondrial Energy Metabolism of Single 3D Microtissue Spheroids Using Extracellular Flux Analysis
Published on: February 3, 2022
Protocol for real-time measurement of mitochondrial bioenergetics in 3D-cultured brain tumor stem cells using the
Cloé Tessier1, Maxime Toujas1, Antonio C Pagano Zottola1
1University of Bordeaux, INSERM UMR1312, BRIC BoRdeaux Institute of Oncology, Bordeaux, France.
Abstract:
Aberrant mitochondrial function can lead to severe human diseases, including neurodegenerative diseases and cancer. Here, we describe a cell-based protocol for measuring different mitochondrial respiratory parameters using the high-resolution real-time Resipher system. We optimized this protocol on brain tumor stem cells cultured in three-dimensional spheroids. We provide essential optimization steps for cell seeding density, mitochondrial respiration modulator concentrations, running the assay, and data analysis. For complete details on the use and execution of this protocol, please refer to Burban et al.1.

