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Estimating Virus Production Rates in Aquatic Systems

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Method for estimating protein binding capacity of polymeric systems.

Vaibhav Sharma^1,2, Keith A Blackwood^1,3, David Haddow⁴

¹RAFT Institute of Plastic Surgery, Mount Vernon Hospital, Northwood, HA6 2RN, UK.

|April 11, 2018

Summary

A new, cost-effective immuno-assay simplifies measuring protein adsorption on synthetic polymers. This method aids in developing advanced biomaterials for tissue engineering and other applications involving protein-surface interactions.

Keywords:

Fibrinogen Interfacial binding Polymeric surfaces Protein adsorption

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Measuring Protein Binding to F-actin by Co-sedimentation

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Published on: May 18, 2017

Area of Science:

Biomaterials Science
Surface Chemistry
Tissue Engineering

Background:

Protein adsorption onto synthetic polymers is critical for composite biomaterial fabrication in tissue engineering.
Current methods for characterizing protein-polymer interfacial binding lack cost-effectiveness and simplicity.
Understanding protein-surface interactions is vital for designing functional biomaterials.

Purpose of the Study:

To introduce a simple, cost-effective, and robust three-step method for characterizing protein-polymer interfacial binding.
To evaluate the binding strength of fibrinogen on various synthetic polymer surfaces.
To assess the impact of protein-surface interaction strength on cell behavior.

Main Methods:

Synthetic polymer surface characterization (chemistry and roughness).
A novel immuno-based assay using protein extraction compounds to quantify protein binding strength.
In vitro 2D cell culture model to validate assay results.

Main Results:

Characterization revealed distinct surface chemistry and roughness for silicone, poly(acrylic acid)-coated silicone, and poly(allylamine)-coated silicone.
The novel immuno-based assay demonstrated significantly stronger fibrinogen binding to poly(acrylic acid) and poly(allylamine) coated silicone surfaces.
Cell studies confirmed that the protein-polymer interaction strength influenced cell growth.

Conclusions:

The developed immuno-based assay is a valuable tool for characterizing protein adsorption on synthetic polymers.
This method facilitates the development of advanced synthetic and protein-based composite biomaterials.
The findings have potential applications in fields where protein adsorption is a key factor.