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The simultaneous detection of SPR (a) and SERS (b) from STV-AuNPs (0.3 nM) on MUOH monolayer (without biotin) on a gold film is shown. An inset next to (a) is a scheme of the monolayer. (c) Selected SERS spectra at specific timepoints (25, 200, 370, 535, 700 and 845 s) are shown.
