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. Author manuscript; available in PMC: 2022 Oct 4.
Published in final edited form as: Biosens Bioelectron. 2019 Feb 1;131:24–29. doi: 10.1016/j.bios.2019.01.052

Fig. 1.

Fig. 1

TEM images of the MP@silica@Au clusters synthesized and subsequently used for diazonium-derived zwitterionic SAM layer modification and anti-fPSA immobilization for selective PSA enrichment at different zoom.