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Updated: Jan 22, 2026
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Enumeration of Neural Stem Cells Using Clonal Assays
Published on: October 4, 2016
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Transcriptomic profiling of neural stem cell differentiation on graphene substrates.
Mingliang Tang1, Jian Li2, Li He3
1Key Laboratory for Developmental Genes and Human Disease, Ministry of Education, Institute of Life Sciences, Southeast University, Nanjing 210096, China; Co-innovation Center of Neuroregeneration, Nantong University, Nantong 226001, China; Joint Research Institute of Southeast University and Monash University, Suzhou 215123, China.
Colloids and Surfaces. B, Biointerfaces
|July 10, 2019
Summary
Graphene promotes neural stem cell (NSC) differentiation. RNA sequencing identified motor protein and signaling pathway genes, including dynein, that regulate NSC development on graphene substrates.
Area of Science:
- Biomaterials Science
- Neuroscience
- Regenerative Medicine
Background:
- Graphene's mechanical strength, conductivity, and biocompatibility make it promising for neural interfacing.
- Graphene is known to enhance neural stem cell (NSC) proliferation and differentiation.
- The specific molecular mechanisms of graphene-driven NSC differentiation remain largely unexplored.
Purpose of the Study:
- To investigate the transcriptome of NSCs differentiated on graphene.
- To identify genes and pathways regulated by graphene during NSC differentiation.
- To elucidate the molecular basis of graphene-stem cell interactions.
Main Methods:
- Next-generation RNA sequencing was employed to analyze NSC transcriptomes after 21 days of differentiation on graphene.
- Differential gene expression analysis was performed comparing NSCs on graphene versus traditional tissue culture polystyrene.
- A protein-protein interaction network was constructed for differentially expressed genes.
Main Results:
- NSCs cultured on graphene exhibited significantly enriched and differentially expressed genes compared to controls.
- Key motor protein genes, including cytoplasmic dynein and axonemal dynein (Ccdc108, Dnah5, Dnah11), were identified as potentially regulating NSC differentiation.
- Differentially expressed cell signaling pathway genes involved in NSC differentiation and migration were identified.
Conclusions:
- Graphene significantly influences the gene expression profile of differentiating NSCs.
- Specific motor protein and signaling pathway genes are implicated in graphene-mediated NSC differentiation and migration.
- These findings provide mechanistic insights into graphene's biological activity in neural stem cell applications.
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