Surface-Enhanced Raman Spectroscopy-Based Label-Free
Label-free and Aptamer-based Surface Enhanced Raman Spectroscopy for Detection of Food Contaminants
... a label-free aptamer-based SERS technique was developed to detect two foodborne pathogens, salmonella enteritidis and listeria monocytogenes in ...reported based on an aptamer-based ...
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Label-free surface-enhanced Raman spectroscopy-linked immunosensor assay (SLISA) for environmental surveillance
... the label-based design introduces uncertainty in detection due to indirect measurement of the signals from the label-conjugated analyte, wherein the intensity of the label is measured and not ...
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Label-free detection of serum proteins using surface-enhanced Raman spectroscopy for colorectal cancer screening
... cancer based on the SERS spectrum of the ...test- based noninvasive cancer detection technologies, our research group developed a label-free SERS detection method based on serum protein ...
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Surface-enhanced Raman spectroscopy for in vivo biosensing
... The unique characteristics of SERS have motivated investigations applying the technique in biosensing and biomedical contexts, with the majority of these reports describing analyses of in vitro and ex vivo biofluid ...
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Surface enhanced Raman spectroscopy (SERS) based detection schemes for food analysis
... contribution of the in-plane ring III bending vibration and the bending vibration of the aliphatic C-H chain 112 ) for the case of B2 In a next step, the point-by-point reproducibility of the measurements performed with ...
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Molecular imaging of atherosclerosis : spotlight on Raman spectroscopy and surface-enhanced Raman scattering
... infrared spectroscopy and Raman spectroscopy are label-free techniques that detect molecules based on the vibrations of chemical ...with Raman showing superior spatial ...
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Silver Nanoparticle Monolayers for Plasmonics and Surface-Enhanced Raman Spectroscopy
... the surface plasmon resonance, which is the collective motion of conduction electron stimulated by light at a resonant ...is surface enhanced Raman spectroscopy, in which the ...
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Probing Trapped Extracellular Vesicles by Surface-Enhanced Raman Spectroscopy
... the resolution of the light source. In this case, structures may be resolved to 200 nm and larger. In cases where features less than 200 nm are desirable, an electron beam source may be employed to generate high ...
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Advances in Raman and Surface-Enhanced Raman Spectroscopy: Instrumentation, Plasmonic Engineering and Biomolecular Sensing
... SERS-based label-free approach capable of in situ monitoring of the same immobilized ssDNA molecules and their individual hybridization events over more than an ...strongly enhanced SERS ...
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Silver colloids as plasmonic substrates for direct label-free surface-enhanced Raman scattering analysis of DNA
... metal surface chemistry largely defines the binding affinity of the target for the plasmonic substrate as well as the final structural features of the adsorbed ...the label-free detection of mono- ...
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Surface-enhanced Raman spectroscopy investigation on human breast cancer cells
... In surface-enhanced Raman scattering (SERS), the Raman signals can be enhanced by many orders of magnitude when the probed molecules are attached or in very close vicinity to noble ...
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Detection of pesticide residues on apples using surface-enhanced Raman spectroscopy
... In addition, the sensitive assay must have a limit of detection lower than the maximum residue limits (MRLs) established by the EPA. The limit of detection must be compared with MRL based on the average weight of ...
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The past and future of enzyme measurements using surface enhanced Raman spectroscopy
... Fig. 6. SERRS spectra with time following lipase-catalyzed cleavage of the masked Napthalene-based azo-benzotriazole dye. Substrate was present at 1x10 -7 M, Pseudomonas cepacia lipase at a final concentration of ...
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Article Detection of chloroalkanes by surface-enhanced Raman spectroscopy in microfluidic chip
... for enhanced efficiency of the degradation of TCP [35] and coupled with another two enzymes haloalcohol dehalogenase and epoxide hydrolase to convert TCP via several intermediates to glycerol and chloride ions ...
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Insights from surface enhanced resonance Raman spectroscopy and QM/MM calculations
... Surface enhanced resonance Raman (SERR) spectroscopy was applied to simultaneously monitor the redox state of the hemes and the protonation state of the heme ...spectra based on QM/MM ...
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Translating Clinical Chemistry to the Point-of-Care Using Surface-Enhanced Raman Spectroscopy
... SERS Raman bands were assigned as shown in Figure 18 alongside the structures of the proteins on the basis of existing literature pertaining to the spectra of amino acids and ...UCH-L1 Raman bands are ...
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Detection of metal-molecule-metal junction formation by surface enhanced Raman spectroscopy
... ABSTRACT: Vibrational modes play a key role in characterizing metal-molecule-metal junctions, but their detection currently either requires single-molecule sensitivity or the generation of defect-free large-scale ...
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Surface enhanced raman spectroscopy using a single mode nanophotonic-plasmonic platform
... of Surface Enhanced Raman Spec- troscopy (SERS) signals from integrated bowtie antennas, excited and collected by the fundamental TE-mode of a single mode silicon nitride ...the free-space ...
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Surface enhanced Raman spectroscopy (SERS) : potential applications for disease detection and treatment
... 3 This review will examine the application of SERS for disease detection. A range of formats will be discussed, including in vitro analysis of simple matrices to more sophisticated analysis in vivo but with the ...
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Recent Progress on Liquid Biopsy Analysis using Surface-Enhanced Raman Spectroscopy
... SERS: surface-enhanced Raman spectroscopy; SHINERS: shell-isolated nanoparticle-enhanced Raman spectroscopy; SPION: superparamagnetic iron oxide nanoparticles; SVM: ...
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