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. 2009 May 7;1(5-6):345–362. doi: 10.1039/b905502a

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Fig14 — (A) Particles moulded in nickel/PTFE/gold using SU8, encoded using patterns of holes depicting a binary code (adapted with permission from ref. 51, copyright 2007, American Chemical Society). (B) Particles with three different codes are coated with IgA, IgG or IgM and a particle with fourth code remain uncoated and are used as a control. (C) A fluorescence image of the particles after reaction reveals little binding of the target analyte to the control particles (B and C reprinted with permission from ref. 52, copyright 2003, Elsevier).