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. 2021 Dec 26;13(1):24. doi: 10.3390/mi13010024

Figure 21.

Figure 21

(a) Indirect MUC-1 detection scheme with streptavidin-coated on the FBAR surface and biotin bound aptamer. (b) Resonant frequency shift on the return loss spectrum for each layer of mass added corresponding to streptavidin binding and MUC-1 bound biotinylated aptamer. Reproduced with permission from Dan Zheng et al. [200], copyright 2016, Nanoscale Research Letters; published by Springer Nature, Creative Commons (open access).