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Animal Mitochondrial Genetics

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Updated: Jun 27, 2025

Flow Cytometric Analysis of Multiple Mitochondrial Parameters in Human Induced Pluripotent Stem Cells and Their Neural and Glial Derivatives

Flow Cytometric Analysis of Multiple Mitochondrial Parameters in Human Induced Pluripotent Stem Cells and Their Neural and Glial Derivatives

Published on: November 8, 2021

Lineage-specific changes in mitochondrial properties during neural stem cell differentiation.

Rita Soares^1,2,3, Diogo M Lourenço^1,2, Isa F Mota^1,2,3

¹Instituto de Medicina Molecular | João Lobo Antunes (iMM|JLA), Faculdade de Medicina, Universidade de Lisboa, Lisbon, Portugal.

Life Science Alliance

|April 25, 2024

Summary

Mitochondrial dynamics, including fusion and fission proteins, change during neural stem cell (NSC) differentiation. These changes impact mitochondrial morphology and energy profiles, offering targets for directing NSC fate.

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Area of Science:

Neuroscience
Cell Biology
Mitochondrial Biology

Background:

Neural stem cells (NSCs) in the adult brain differentiate into neurons, astrocytes, and oligodendrocytes.
Mitochondria play a crucial role in regulating NSC fate and differentiation.
Understanding mitochondrial dynamics is key to controlling NSC lineage commitment.

Purpose of the Study:

To investigate mitochondrial properties during NSC differentiation.
To analyze mitochondrial morphology and dynamics in lineage-specific cells (neurons, astrocytes, oligodendrocytes).
To identify potential mitochondrial targets for enhancing lineage-directed NSC differentiation.

Main Methods:

Utilized the neurosphere assay to isolate, expand, and differentiate mouse subventricular zone postnatal NSCs.
Quantified protein levels of mitochondrial fusion (Mfn1, Mfn2) and fission (DRP1) factors.
Assessed mitochondrial morphology and cellular ATP content across differentiated lineages.

Main Results:

Increased mitochondrial fusion proteins (Mfn1, Mfn2) and decreased fission protein (DRP1) were observed during NSC differentiation.
Distinct mitochondrial morphologies correlated with specific cell lineages: increased branching in neurons and astrocytes, reduced area in oligodendrocytes.
Neurons exhibited the highest energetic flexibility, while astrocytes had the highest ATP content.

Conclusions:

Mitochondrial dynamics and morphology are significantly altered during NSC differentiation into distinct neural lineages.
These mitochondrial changes are lineage-specific and influence cellular energy profiles.
Targeting mitochondrial proteins presents a promising strategy for directing NSC differentiation for therapeutic applications.