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Published on: July 2, 2020
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Silver nanoparticle modified surfaces induce differentiation of mouse kidney-derived stem cells
Neelika Roy Chowdhury1, Isabel Hopp2, Peter Zilm3
1School of Engineering, University of South Australia Mawson Lakes SA 5095 Australia Krasimir.vasilev@unisa.edu.au.
RSC Advances
|May 11, 2022
Summary
Silver nanoparticles (AgNPs) can stimulate mouse kidney stem cell (mKSC) differentiation into specialized kidney cells. This finding suggests potential applications for AgNPs in kidney disease research and drug discovery.
Area of Science:
- Biomaterials Science
- Stem Cell Biology
- Nanotechnology
Background:
- Silver nanoparticles (AgNPs) are widely used in consumer and biomedical products.
- Understanding the effects of silver on kidney cells is crucial due to its prevalence.
- Stem cell differentiation methods are essential for drug discovery applications.
Purpose of the Study:
- To investigate the impact of AgNP-coated surfaces on mouse kidney-derived stem cells (mKSCs) differentiation.
- To explore the potential of AgNPs in directing stem cell specialization for kidney cell lineages.
Main Methods:
- Generated model substrates with varying concentrations of immobilized AgNPs.
- Cultured mKSCs on these AgNP-coated surfaces.
- Assessed mKSC viability, morphology (spreading, arborization), and marker expression for differentiation.
Main Results:
- mKSCs showed reduced viability on high AgNP concentration surfaces initially, with recovery over time.
- AgNPs promoted increased cell spreading and arborization, indicative of podocyte differentiation.
- Expression of proximal tubule cell markers confirmed differentiation into specific kidney lineages.
Conclusions:
- Silver nanoparticles demonstrate a capacity to stimulate mKSC differentiation.
- These findings suggest AgNPs could be valuable tools for kidney cell differentiation and drug screening.
- Further research is needed to elucidate the precise mechanisms involved.
