Highly sensitive electrochemical immunosensor using a protein-polyvinylidene fluoride nanocomposite for human thyroglobulin

[Display omitted] •Obtaining polymeric nanocomposite based on streptavidin protein.•The biotin-streptavidin was used as a strategy to fix anti-thyroglobulin antibodies.•The immunosensor showed a higher detection limit than commercial equipment.•The immunosensor is highly sensitive and quick to respo...

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