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Keywords:

  • Biomaterials;
  • Biomimetics;
  • Bioploymers;
  • Neurons

Graphical Abstract

Thumbnail image of graphical abstract

This paper describes a new pathway to neuroactive materials that relies on integration of neurotransmitter-like functional groups into synthetic polymers. A series of biodegradable polymers are synthesized with varying concentrations of acetylcholine-like functionalities (ALFs) using a modular design. The polymers with medium ALF contents resemble laminin in promoting neurite sprouting and extension while maintaining phenotypic protein expression of neurons.

Abstract

Primary neurons respond to acetylcholine functionalities in polymers in a dose-dependent manner, report Christiane Gumera and Yadong Wang on p. 4404. The control of the interactions between a biomaterial and neurons may enable novel clinical treatments for neurological disorders. Here, the repeating unit of the polymer is shown on top of neurites extending from the dorsal root ganglia cultured on the polymer.