Bioinspired interface for nanobiodevices based on phospholipid polymer chemistry.

Area of Science:

• Biomaterials Science
• Nanotechnology
• Surface Chemistry

Background:

• Developing effective biointerfaces is crucial for nanobiodevices.
• Existing interfaces often suffer from protein adsorption and biofouling, limiting their functionality.
• Cell membrane structures offer a promising model for biocompatible and non-biofouling surfaces.

Purpose of the Study:

• To review and evaluate novel bioinspired interfaces for nanobiodevices.
• To present a polymer-phospholipid molecular assembly as a versatile interface platform.
• To assess the performance of these interfaces in reducing biofouling and maintaining biomolecule activity.

Main Methods:

• Design of biointerfaces inspired by cell membrane structure.
• Utilizing a molecular assembly of polymers with phospholipid polar groups.
• Evaluating protein adsorption, bioreactions, and biomolecule immobilization under mild conditions.
• Comparing performance in living and artificial systems.

Main Results:

• The developed bioinspired interface effectively reduces protein adsorption and suppresses bioreactions.
• Biomolecules maintain high activity after immobilization on the interface.
• The interface demonstrates high efficiency in capturing target molecules and cells.
• Successful adaptation for constructing microfluidic chips and nanoparticles.

Conclusions:

• The bioinspired interface serves as a promising universal platform for nanobiodevices.
• This technology integrates diverse scientific fields with broad practical applications.
• The platform offers enhanced biorecognition efficiency and biomolecule retention.