Nothing Special   »   [go: up one dir, main page]

Cui et al., 2017 - Google Patents

Attomole antigen detection using self-electrochemiluminous graphene oxide-capped Au@ L012 nanocomposite

Cui et al., 2017

Document ID
1710701526479386628
Author
Cui C
Chen Y
Jiang D
Zhu J
Chen H
Publication year
Publication venue
Analytical chemistry

External Links

Snippet

In this work, a self-electrochemiluminous graphene oxide-capped Au@ L012 nanocomposite was prepared as the label at carcinoembryonic (CEA) antibody to detect attomole CEA antigen. To maximize the luminescence intensity, L012 molecules (luminol …
Continue reading at pubs.acs.org (other versions)

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/48—Investigating or analysing materials by specific methods not covered by the preceding groups biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay
    • G01N33/543—Immunoassay; Biospecific binding assay with an insoluble carrier for immobilising immunochemicals
    • G01N33/54366—Apparatus specially adapted for solid-phase testing
    • G01N33/54373—Apparatus specially adapted for solid-phase testing involving physiochemical end-point determination, e.g. wave-guides, FETS, gratings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/48—Investigating or analysing materials by specific methods not covered by the preceding groups biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/58—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving labelled substances
    • G01N33/582—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving labelled substances with fluorescent label
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by the preceding groups
    • G01N33/48—Investigating or analysing materials by specific methods not covered by the preceding groups biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/58—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving labelled substances
    • G01N33/585—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving labelled substances with a particulate label, e.g. coloured latex
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • G01N21/658—Raman scattering enhancement Raman, e.g. surface plasmons
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • G01N2021/653—Coherent methods [CARS]
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible or ultra-violet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR MICRO-ORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
    • C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or micro-organisms; Compositions therefor; Processes of preparing such compositions
    • C12Q1/68—Measuring or testing processes involving enzymes, nucleic acids or micro-organisms; Compositions therefor; Processes of preparing such compositions involving nucleic acids
    • C12Q1/6813—Hybridisation assays
    • C12Q1/6816—Hybridisation assays characterised by the means of detection
    • C12Q1/6825—Nucleic acid detection involving sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2458/00—Labels used in chemical analysis of biological material

Similar Documents

Publication Publication Date Title
Liang et al. Ultrasensitive immunoassay based on anodic near-infrared electrochemiluminescence from dual-stabilizer-capped CdTe nanocrystals
Yousefi et al. Aptasensors as a new sensing technology developed for the detection of MUC1 mucin: A review
Huo et al. Electrochemiluminescence resonance energy transfer system for dual-wavelength ratiometric miRNA detection
Qi et al. Electrogenerated chemiluminescence biosensing
Ye et al. Dual-wavelength ratiometric electrochemiluminescence immunosensor for cardiac troponin I detection
Chen et al. Construction of highly efficient resonance energy transfer platform inside a nanosphere for ultrasensitive electrochemiluminescence detection
Wang et al. Electrochemiluminescent imaging for multi-immunoassay sensitized by dual DNA amplification of polymer dot signal
Bai et al. Accurate clinical diagnosis of liver cancer based on simultaneous detection of ternary specific antigens by magnetic induced mixing surface-enhanced Raman scattering emissions
Zhang et al. Novel Ru (bpy) 2 (cpaphen) 2+/TPrA/TiO2 ternary ECL system: an efficient platform for the detection of glutathione with Mn2+ as substitute target
Cui et al. Attomole antigen detection using self-electrochemiluminous graphene oxide-capped Au@ L012 nanocomposite
Zhou et al. In situ electrodeposited synthesis of electrochemiluminescent Ag nanoclusters as signal probe for ultrasensitive detection of Cyclin-D1 from cancer cells
Jie et al. Versatile electrochemiluminescence assays for cancer cells based on dendrimer/CdSe–ZnS–quantum dot nanoclusters
Zhou et al. Highly efficient electrochemiluminescent silver nanoclusters/titanium oxide nanomaterials as a signal probe for ferrocene-driven light switch bioanalysis
Cao et al. Immuno-electrochemiluminescent imaging of a single cell based on functional nanoprobes of heterogeneous Ru (bpy) 32+@ SiO2/Au nanoparticles
Shao et al. Signal-amplified near-infrared ratiometric electrochemiluminescence aptasensor based on multiple quenching and enhancement effect of graphene/gold nanorods/G-quadruplex
Dong et al. Electrogenerated chemiluminescence resonance energy transfer between luminol and CdSe@ ZnS quantum dots and its sensing application in the determination of thrombin
Wang et al. Gold nanoparticle enhanced electrochemiluminescence of CdS thin films for ultrasensitive thrombin detection
Wang et al. Surface-enhanced electrochemiluminescence of Ru@ SiO2 for ultrasensitive detection of carcinoembryonic antigen
Feng et al. Plasmon-enhanced electrochemiluminescence of silver nanoclusters for microRNA detection
Ding et al. Ratiometric electrogenerated chemiluminescence cytosensor based on conducting polymer hydrogel loaded with internal standard molecules
Liang et al. Ultrasensitive cytosensor based on self-enhanced electrochemiluminescent ruthenium-silica composite nanoparticles for efficient drug screening with cell apoptosis monitoring
Poon et al. Quantification of cancer biomarkers in serum using scattering-based quantitative single particle intensity measurement with a dark-field microscope
Wu et al. Sensitive electrochemiluminescence biosensor based on Au-ITO hybrid bipolar electrode amplification system for cell surface protein detection
Xu et al. Highly sensitive electrogenerated chemiluminescence biosensor in profiling protein kinase activity and inhibition using gold nanoparticle as signal transduction probes
Lv et al. Near-infrared electrogenerated chemiluminescence from simple copper nanoclusters for sensitive alpha-fetoprotein sensing