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Related Experiment Video

Updated: Jun 2, 2026

A Microfluidic System with Surface Patterning for Investigating Cavitation Bubble(s)–Cell Interaction and the Resultant Bioeffects at the Single-cell Level
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A Microfluidic System with Surface Patterning for Investigating Cavitation Bubble(s)–Cell Interaction and the Resultant Bioeffects at the Single-cell Level

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Biomimetic micro∕nanostructured functional surfaces for microfluidic and tissue engineering applications.

E Stratakis, A Ranella, C Fotakis

    Biomicrofluidics
    |April 28, 2011
    PubMed
    Summary

    Femtosecond laser processing creates 3D biomimetic surfaces on silicon with tunable properties. These engineered surfaces control cell adhesion and growth, offering potential for tissue engineering and microfluidics.

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    Last Updated: Jun 2, 2026

    A Microfluidic System with Surface Patterning for Investigating Cavitation Bubble(s)–Cell Interaction and the Resultant Bioeffects at the Single-cell Level
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    Area of Science:

    • Materials Science
    • Biotechnology
    • Surface Engineering

    Background:

    • Natural surfaces exhibit hierarchical structures influencing material properties.
    • Biomimetic surfaces are crucial for advanced applications in microfluidics and tissue engineering.

    Purpose of the Study:

    • To review the application of ultrafast pulsed laser micro/nanoprocessing for 3D biomimetic surface modification.
    • To investigate the creation of artificial surfaces mimicking natural hierarchical morphology.
    • To explore the control of surface chemistry and wetting characteristics for specific applications.

    Main Methods:

    • Femtosecond laser processing of silicon in a reactive gas atmosphere.
    • Fabrication of 3D micro/nano-textured surfaces with controlled roughness.
    • Application of functional coatings to achieve specific surface energies (low or responsive).
    • Culturing and analyzing cell behavior on engineered substrates.

    Main Results:

    • Achieved artificial surfaces with micro- and nanoscale roughness mimicking natural structures.
    • Created surfaces with tunable wetting characteristics, including superhydrophobic and responsive properties.
    • Demonstrated preferential tuning of cell adhesion and growth by controlling surface topography and chemistry.
    • Validated the potential of laser-engineered surfaces for open microfluidic and tissue engineering applications.

    Conclusions:

    • Ultrafast laser processing enables precise 3D biomimetic surface engineering.
    • Tunable surface topography and chemistry are key to controlling material properties and cell interactions.
    • Laser-textured silicon surfaces offer a novel platform for investigating 3D cell-scaffold interactions in tissue engineering.