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Nanospider-Generated Polyamide 6 Scaffolds Nanostructured with Graphene Oxide for Enhanced Cell Adhesion and Tissue
Michał Pruchniewski1, Damian Nakonieczny1, Malwina Sosnowska1
1Department of Nanobiotechnology, Institute of Biology, Warsaw University of Life Sciences, Ciszewskiego 8 Str., 02-786 Warsaw, Poland.
International Journal of Molecular Sciences
|July 15, 2026
Summary
Graphene oxide nanostructuring of polyamide scaffolds enhances cell interactions and tissue development. This biomaterial shows promise for regenerative medicine applications.
Area of Science:
- Biomaterials Science
- Tissue Engineering
- Nanotechnology
Background:
- Graphene oxide (GO)-based nanostructured biomaterials offer unique biointeractive properties for tissue engineering.
- Polyamide 6 (PA6) scaffolds fabricated via Nanospider™ electrospinning allow for large-scale production.
Purpose of the Study:
- To develop and investigate the effects of GO nanostructuring on PA6 scaffolds.
- To evaluate the impact of GO modification on scaffold physicochemical properties and biological responses.
Main Methods:
- Fabrication of PA6 scaffolds using Nanospider™ electrospinning.
- Nanostructuring of PA6 scaffolds with graphene oxide.
- Surface characterization (microtexture, morphology).
- In vitro studies with human stromal HS-5 cells (cytocompatibility, adhesion, morphology).
- Gene expression analysis (mechanotransduction, adhesion pathways).
- Ex vivo studies with chicken embryo tissues.
Main Results:
- GO incorporation altered PA6 scaffold microtexture and surface morphology.
- GO-modified scaffolds exhibited high cytocompatibility, enhanced cell adhesion, and improved cell spreading and morphology.
- Gene expression analysis revealed modulation of mechanotransduction and adhesion-related pathways.
- Ex vivo studies demonstrated effective colonization by connective, cartilage, and bone tissues.
Conclusions:
- GO nanostructuring of electrospun PA6 scaffolds enhances biointerface formation and supports mechanobiological adaptation.
- These modified scaffolds promote tissue development, indicating significant potential for regenerative medicine.
- The study highlights the synergistic effects of surface architecture and chemistry modifications by GO.
