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Caption : fig. s1. transmission spectra of 5 different lpg fibres before the deposition of terpolymer nano-brush.

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Caption : fig. s2. photograph of the two reactors a and b filled with the polymerization mixture, each reactor contains two slides and two fibres.

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Caption : fig. s3. schematic representation of terpolymer architecture on a glass substrate, consisting of 77 mol % phpmaa, 20 mol % pcbmaa and 3 mol % psbmaa.

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Caption : fig. s4. irras spectrum of terpolymer nano-brush on a control gold substrate.

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Caption : fig. s5. spr sensorgram of an experiment performed on atb-coated control substrate: (a) full sensorgram; (b) detail of functionalization step with anti-e. coli antibodies; (c) detail of fouling from undiluted human blood plasma.