Fig. 3From: Detection of extremely low concentration waterborne pathogen using a multiplexing self-referencing SERS microfluidic biosensorSERS spectra of three nanoprobes. Upper three spectra: nanorod-4ATP-monoclonal antibody; nanorod-ATT-monoclonal antibody; nanocage-3MPA-polyclonal antibody. Down two spectra: SERS spectra of two subtypes of non-bindingBack to article page