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Natural Biomaterials as Instructive Engineered Microenvironments That Direct Cellular Function in Peripheral Nerve

Rebecca Powell1,2, Despoina Eleftheriadou1,2,3, Simon Kellaway1,2

  • 1UCL Centre for Nerve Engineering, University College London, London, United Kingdom.

Frontiers in Bioengineering and Biotechnology
|June 11, 2021
PubMed
Summary
This summary is machine-generated.

Natural biomaterials guide nerve regeneration by mimicking the extracellular matrix. Understanding these physical processes and cell-matrix interactions is key for effective peripheral nerve tissue engineering.

Keywords:
biomaterialsmicroenvironmentperipheral nerveregenerationtissue engineering

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Area of Science:

  • Biomaterials Science
  • Tissue Engineering
  • Neuroscience

Background:

  • Peripheral nerve regeneration relies on precise control of cellular and extracellular cues.
  • Natural biomaterials are utilized in nerve tissue engineering to create instructive microenvironments.
  • The precise mechanisms by which biomaterials influence host and implanted cells are not fully understood.

Purpose of the Study:

  • To review the physical processes through which natural biomaterials mimic the extracellular matrix.
  • To elucidate how these biomaterials regulate cellular behavior in nerve tissue engineering.
  • To highlight examples of controllable cell microenvironments.

Main Methods:

  • Literature review focusing on physical processes in biomaterial-ECM interactions.
  • Analysis of cell-matrix interactions involving neurons, Schwann cells, and immune cells.
  • Case studies of engineered cell microenvironments.

Main Results:

  • Natural biomaterials replicate extracellular matrix functions through physical mechanisms.
  • These physical cues significantly influence the behavior of various nerve-related cells.
  • Combinations of cell biology and tissue engineering enable controllable cellular microenvironments.

Conclusions:

  • Physical interactions between natural biomaterials and cells are crucial for nerve regeneration.
  • Further research into these mechanisms will advance peripheral nerve tissue engineering.
  • Engineered microenvironments hold promise for improved therapeutic strategies.