Skip to main content
. 2015 Oct 28;5(4):664–677. doi: 10.3390/bios5040664

Figure 2.

Figure 2

Functionalization of a Ag nanopillared substrate with linker and covalently bound antibody. With increasing amounts of target antigen, we observe a shift in the CS peak to longer wavenumbers and a corresponding decrease in the FWHM, resulting from increased mechanical stress in the system.