Fig. 4.
(A) Design of antigen peptide-based sensors for detecting antibodies [11]. (B) Enhanced stability of the complex between the antibody and the peptide-oligonucleotide conjugates containing donor and acceptor fluorochromes-labeled complementary signaling oligonucleotides. (C) Response of the antibody sensor to indicated concentrations of the antibody measured at two concentrations of sensor components. Reprinted with permission from [11]. Copyright 2009 American Chemical. Society.