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Biochemical test for a protein or other molecule using an antibody
An immunoassay (IA) is a biochemical test that measures the presence or concentration of a macromolecule or a small molecule in a solution through the
Immunoassay
Chemiluminescence immunoassay (CLIA) is a type of immunoassay that uses chemiluminescence (CL) to determine the concentration of an analyte. This is achieved
Chemiluminescent_immunoassay
Index of enzymes associated with the same name
An enzyme immunoassay is any of several immunoassay methods that use an enzyme bound to an antigen or antibody. These may include: Enzyme-linked immunosorbent
Enzyme_immunoassay
Diagnostic immunoassay using magnetic beads
Magnetic immunoassay (MIA) is a type of diagnostic immunoassay using magnetic beads as labels in lieu of conventional enzymes (ELISA), radioisotopes (RIA)
Magnetic_immunoassay
Serum and urine test for drugs and proteins
Enzyme multiplied immunoassay technique (EMIT) is a common method for qualitative and quantitative determination of therapeutic and recreational drugs
Enzyme multiplied immunoassay technique
Enzyme_multiplied_immunoassay_technique
Immune system response to a substance that most people tolerate well
assay, radioallergosorbent test, fluorescent enzyme immunoassay, and chemiluminescence immunoassay. Challenge testing: Challenge testing is when tiny amounts
Allergy
Class of invitro biochemical test
Fluorescence polarization immunoassay (FPIA) is a class of in vitro biochemical test used for rapid detection of antibody or antigen in sample. FPIA is
Fluorescence polarization immunoassay
Fluorescence_polarization_immunoassay
Biochemical technique
(TINIA) is a type of immunoassay that uses turbidimetry as the measurement principle and is used for many commercial immunoassays, e.g. measurement of
Turbidimetric inhibition immunoassay
Turbidimetric_inhibition_immunoassay
Surround optical-fiber immunoassay (SOFIA) is an ultrasensitive, in vitro diagnostic platform incorporating a surround optical-fiber assembly that captures
Surround optical-fiber immunoassay
Surround_optical-fiber_immunoassay
Method to detect an antigen using an antibody and enzyme
and Peter Perlmann in 1971. The assay is a solid-phase type of enzyme immunoassay (EIA) to detect the presence of a ligand (commonly a protein) in a liquid
ELISA
Emission of light from electrochemical reactions
or more commonly as a tag and used in HPLC, Ru tagged antibody based immunoassays, Ru Tagged DNA probes for PCR etc., NADH or H2O2 generation based biosensors
Electrochemiluminescence
Mass spectrometric immunoassay (MSIA) is a rapid method is used to detect and/ or quantify antigens and or antibody analytes. This method uses an analyte
Mass spectrometric immunoassay
Mass_spectrometric_immunoassay
Medical laboratory instrument
Antibodies are used by some analysers to detect many substances by immunoassay and other reactions that employ the use of antibody-antigen reactions
Automated_analyser
Spacecraft instrument to detect biosignatures
during planetary exploration. The instrument is based on fluorescent immunoassays and it is being developed by the Spanish Astrobiology Center (CAB) in
Signs_Of_LIfe_Detector
Surface antigen of the hepatitis B virus
seroconversion) are usually considered non-infectious. HBsAg detection by immunoassay is used in blood screening, to establish a diagnosis of hepatitis B infection
HBsAg
Type of antibody
"sandwich" immunoassays are particularly susceptible to this interference. (Sandwich immunoassays are two-site, noncompetitive immunoassays in which the
Heterophile_antibody
Diagnostic testing for SARS-CoV-2 virus infection
authorities to trace and contain outbreaks. Antibody tests (serology immunoassays) instead show whether someone once had the disease. They are less useful
COVID-19_testing
Immunologic phenomenon occurring in high antigen or antibody levels
of the phenomenon is as a type of interference that plagues certain immunoassays and nephelometric assays, resulting in false negatives or inaccurately
Hook_effect
British biochemist (1946-2013)
firm called Syva Company, where he produced groundbreaking research on immunoassays. During his career, Gibbons was named on almost 200 patents. While working
Ian_Gibbons_(biochemist)
Type of drug testing
mechanism is through immunoassay. Abbott Laboratories AxSYM is an immunoassay device utilizing Fluorescence Polarization Immunoassay (FPIA) technology that
Salicylate_testing
Chemical substance being analyzed, especially in clinical chemistry
concentration in the sample. Analytical chemistry Standard solution Immunoassay Magnetic immunoassay Harvey, David (2009). Analytical Chemistry 2.0 (PDF). DePauw
Analyte
Group of anti-nuclear antibodies
anti-ssDNA antibodies, which can give false positive results. EIA (enzyme immunoassay) detects antibodies using a DNA-coated polystyrene microtitre plate.
Anti-dsDNA_antibodies
Peer-reviewed scientific journal
"Unexpected interference of baby wash products with a cannabinoid (THC) immunoassay". Clinical Biochemistry. 45 (9): 605–609. doi:10.1016/j.clinbiochem.2012
Clinical_Biochemistry
Immunoassay that uses radiolabeled molecules
A radioimmunoassay (RIA) is an immunoassay that uses radiolabeled molecules in a stepwise formation of immune complexes. A RIA is a very sensitive in
Radioimmunoassay
Spectroscopic technique
detection of pancreatic cancer biomarkers was accomplished using SERS-based immunoassay approach. A SERS-base multiplex protein biomarker detection platform
Surface-enhanced Raman spectroscopy
Surface-enhanced_Raman_spectroscopy
Physical phenomenon of electron resonance
anti-human IgG in water solution. Unlike many other immunoassays, such as ELISA, an SPR immunoassay is label free in that a label molecule is not required
Surface_plasmon_resonance
A compact disk/digital versatile disk (CD/DVD) based immunoassay is a method for determining the concentration of a compound in research and diagnostic
CD/DVD_based_immunoassay
Stable dispersion of polymer microparticles in an aqueous medium
(2018-04-20). "Comparison of electrochemiluminescence immunoassay and latex agglutination turbidimetric immunoassay for evaluation of everolimus blood concentrations
Latex
Branch of medicine studying the immune system
"Approaches to minimizing interference by cross-reacting molecules in immunoassays". Clinical Chemistry. 37 (2): 144–53. doi:10.1093/clinchem/37.2.144.
Immunology
fields. In the case of Siemens Healthineers' Atellica VTLi Patient-Side Immunoassay Analyzer, a cartridge is inserted into a hand-held analyzer. The cartridge
Magnotech
Presence of an unwanted element
naphthalimide-based azo dye colorimetric probe. Lead quantification by modified immunoassay test strip based on a heterogeneously sized gold amplified probe. Microbial
Contamination
Competitive homogenous enzyme immunoassay
A cloned enzyme donor immunoassay (CEDIA) is a competitive homogenous enzyme immunoassay. This assay makes use of two component fragments of an enzyme
Cloned enzyme donor immunoassay
Cloned_enzyme_donor_immunoassay
Psychoactive drug from the cannabis plant
purposes from unauthorized recreational smoking. Commercial cannabinoid immunoassays, often employed as the initial screening method when testing physiological
Cannabis_(drug)
Disease transmission via pathogens from fecal particles
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Fecal–oral_route
Topics referred to by the same term
hearing loss Artificial insemination, a method of fertilisation Automated immunoassay, automated clinical analyses of blood Adobe Illustrator, a vector graphics
Ai
Benzodiazepine sedative
0 mg/L in persons receiving the drug therapeutically. Most commercial immunoassays for the benzodiazepine class of drugs cross-react with diazepam, but
Diazepam
Form of protein microarray
bio-assay model system has been successfully characterised. Furthermore, immunoassays on thiol-ene "synthetic paper" micropillar scaffolds have shown to generate
Antibody_microarray
First documented patient in the population of an epidemiological investigation
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Index_case
Analytical method
Immunoassay in lab Turbidimetry offers little advantage than nephelometry in measurement of sensitivity in low level antigen an antibody immunoassay.
Turbidimetry
Antidepressant medication
trifluoromethylphenylpiperazine cross-react with the EMIT®II ecstasy immunoassay in urine". J Anal Toxicol. 34 (9): 587–89. doi:10.1093/jat/34.9.587.
Trazodone
Neurodegenerative disease caused by prions
amplification with a novel technology called surround optical fiber immunoassay (SOFIA) and some specific antibodies against PrPSc. The technique allowed
Creutzfeldt–Jakob_disease
American teenager thought to be the first death from AIDS in North America (1953–1969)
of HIV genetic material in Rayford's tissue samples using more modern immunoassay or DNA sequencing methods. The only published evidence of HIV positive
Robert_Rayford
Danish corporation
solutions for blood sampling, blood gas analysis, transcutaneous monitoring, immunoassay testing and the related IT management systems. The company was founded
Radiometer_(company)
Large-scale study of proteins
limit of detection with conventional immunoassay technology is the upper femtomolar range (10−13 M). Digital immunoassay technology has improved detection
Proteomics
Medication used to treat a viral infection
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Antiviral_drug
Topics referred to by the same term
derogatory slang for a tourist or newcomer EMIT or Enzyme multiplied immunoassay technique, a common drug test Emit (video game) Emitter (disambiguation)
Emit
Pharmacological measurement unit for the amount of a biologically active substance
contained in that preparation, and specifies a biological assay and/or an immunoassay procedure to compare other preparations of the same agent to the reference
International_unit
Synthesized biomolecular magnetic particles
chemicals or other substances in the body. Magnetic immunoassay (MIA) is a novel type of diagnostic immunoassay utilizing magnetic nanobeads as labels in lieu
Magnetic_nanoparticles
Detection of protein-protein interactions
as proteins. This extends the capabilities of traditional microscopic immunoassays to include detection of protein-protein interactions, extracellular vesicles
Proximity_ligation_assay
Use of toxicology for investigations
agents, metallic poisons, non-volatile organic agents, and miscellaneous. Immunoassays require drawing blood and using the antibodies to find a reaction with
Forensic_toxicology
DMF as an immunoassay platform as DMF devices can precisely manipulate small quantities of liquid reagents. Both heterogeneous immunoassays (antigens
Digital_microfluidics
Protein complex
cTnT. A host of diagnostic companies make cTnI immunoassay methods available on many different immunoassay platforms. Cardiac troponin elevation following
Troponin
Occurs when a reservoir population causes an epidemic in a novel host population
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Spillover_infection
Human viral infection
the HCV, using an enzyme immunoassay. If this test is positive, a confirmatory test is then performed to verify the immunoassay and to determine the viral
Hepatitis_C
Anaerobic parasitic protist
staining (but does not allow identification to species level); enzyme immunoassay (EIA); indirect hemagglutination (IHA); Antigen detection – monoclonal
Entamoeba_histolytica
Light harvesting protein
algae. Phycobilin pigments have fluorescent properties that are used in immunoassay kits. In flow cytometry, it is often abbreviated APC. To be effectively
Allophycocyanin
British biotechnology company
carrying only antibodies. It supplies antibody related products such as immunoassays (e.g. SimpleStep ELISA Kits), peptides, proteins and protein detection
Abcam
Medical intervention
Immunoradiometric assay (IRMA) is a type of immunoassay in which an antibody is labelled with a radioisotope and used to measure an antigen in a sample
Immunoradiometric_assay
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Infectious disease on cruise ships
Infectious_disease_on_cruise_ships
Measure the amount of a target entity
where the amount of VWF present in a blood sample is measured by an immunoassay. Functional assays, i.e. an assay that tries to quantify functioning
Assay
Diode that emits light from an organic compound
2021. OLEDs have been found to be able to detect oxygen, hydrocarbons, immunoassays, and glucose through fluoresce and light emittance. Oxygen detection
OLED
Type of drugs
structurally modified illicit substances. Another drug detection technique, immunoassay, relies on active antibodies to detect the target drug by selectivity
Synthetic_drug
Infectious disease readily spread by pathogen transmission
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Contagious_disease
Tropane alkaloid and stimulant drug
or other criminal violation or sudden death. Most commercial cocaine immunoassay screening tests cross-react appreciably with the major cocaine metabolites
Cocaine
Liver inflammation from a viral infection
anti HAV 4–12 weeks Enzyme immunoassay for antibodies During acute Illness Ig G anti HAV 5 weeks–persistent Enzyme immunoassay for antibodies Old infection
Viral_hepatitis
American healthcare company
[citation needed] Quidel's core competencies and capabilities include immunoassay development, automated manufacturing, monoclonal antibody characterization
QuidelOrtho
Topics referred to by the same term
cytarabine Ia (genus), of vespertilionid bats Phase Ia of a clinical trial Immunoassay, biochemical test to measure concentrations through antibody or antigen
IA
Type of surface, sweat, or saliva drug test
cannabis, cocaine, opiates, amphetamines, MDMA, and benzodiazepines. Immunoassay strips containing antibodies bind to components of the different drugs
Drugwipe_test
Chemical class of organic compounds
spectrometry (GC-MS), liquid chromatography-mass spectrometry (LC-MS), and immunoassay screenings are commonly employed for accurate identification. Advanced
Substituted_phenethylamine
Simple strategies or mental processes involved in making quick decisions
public follows the logic of a fast-and-frugal tree. If the first enzyme immunoassay (ELISA) is negative, the diagnosis is "no HIV." If not, a second ELISA
Heuristic_(psychology)
Antihistamine medication
GC-NDP can be used for quantification. Rapid urine drug screens using immunoassays based on the principle of competitive binding may show false-positive
Diphenhydramine
In the biological sciences, a multiplex assay is a type of immunoassay that uses magnetic beads to simultaneously measure multiple analytes in a single
Multiplex_(assay)
Central nervous system stimulant
employment, poisoning diagnostics, and forensics. Techniques such as immunoassay, which is the most common form of amphetamine test, may cross-react with
Amphetamine
Infectious disease caused by Borrelia bacteria, spread by ticks
disease with use of 2 enzyme immunoassays, a whole-cell sonicate enzyme immunoassay followed by a VlsE C6 peptide enzyme immunoassay". Clinical Infectious Diseases
Lyme_disease
Medical imaging technique
Resonance in Medicine Jemris List of neuroimaging software Magnetic immunoassay Magnetic particle imaging Magnetic resonance elastography Magnetic Resonance
Magnetic_resonance_imaging
Chemical compound found in some species of mushrooms
followed by derivatization of the extracts in the case of GC–MS. A specific immunoassay has also been developed to detect psilocin in whole blood samples. A
Psilocybin
American biotechnology company
Drug Administration (FDA) for its automated chemiluminescence-based immunoassay (ChLIA) free testosterone test, providing direct quantitative measurement
Revvity
Protein family and hormone
heterogeneity of the molecule has been described, thus bioassays and immunoassays can give different results due to differing glycosylation, phosphorylation
Prolactin
Presumptive serological test for enteric fever or undulant fever
(2015). "Comparative Evaluation of Tubex TF (Inhibition Magnetic Binding Immunoassay) for Typhoid Fever in Endemic Area". Journal of Clinical and Diagnostic
Widal_test
Organism which has become infected with a pathogen but displays no symptoms
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Asymptomatic_carrier
Organism that harbours another organism
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Host_(biology)
Resistance of microbes to drugs directed against them
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Antimicrobial_resistance
Genus of bacteria
bacteria in a human includes two-tiered serological testing, including immunoassays and immunoblotting. A few Borrelia species as "Candidatus Borrelia mahuryensis"
Borrelia
Sexually transmitted bacterial infection
ligase chain reaction (LCR), direct fluorescent antibody resting, enzyme immunoassay, and cell culture. The swab sample for chlamydial infections does not
Chlamydia
Drug test methodologies for the use of cannabis
concentration of THC-COOH in urine exceeds 50 ng/mL. Urine testing is an immunoassay based test on the principle of competitive binding. Drugs which may be
Cannabis_drug_testing
Human retrovirus, cause of AIDS
Control and Prevention (CDC) show that HIV testing must start with an immunoassay combination test for HIV-1 and HIV-2 antibodies and p24 antigen. A negative
HIV
Technical analysis of a biological specimen
drug was taken or how much the patient used. Urine drug testing is an immunoassay based on the principle of competitive binding. Drugs which may be present
Drug_test
(including one locally developed kit), 79 rapid antibody testing kits, 53 immunoassay testing kits, and 7 other testing kits as of July 30, 2020. A PCR testing
COVID-19 pandemic in the Philippines
COVID-19_pandemic_in_the_Philippines
UK & US manufacturer of diagnostic tests
flow assay diagnostic tests, sometimes called rapid tests, lateral flow immunoassays (LFIA), lateral flow tests (LFT) or quick tests. Since its formation
Abingdon_Health
Immunochromatographic testing devices
develop. The other key advantage of this format of test compared to other immunoassays is the simplicity of the test, by typically requiring little or no sample
Lateral_flow_test
Venom and aggression rankings
In a single study done in Papua New Guinea, 166 patients with enzyme immunoassay-proven bites by Papuan taipans (Oxyuranus scutellatus canni) were studied
List_of_dangerous_snakes
Marker in blood/cerebrospinal fluid testing
immunoglobulins. New techniques like "capillary isoelectric focusing immunoassay" are able to detect IgG OCBs in more than 95% of multiple sclerosis patients
Oligoclonal_band
Study of viruses
hemagglutination inhibition and virus neutralisation. Newer methods use enzyme immunoassays (EIA). In the years before PCR was invented immunofluorescence was used
Virology
Antibody found in humans
measurements. HAMA interferences can give false positive or negative immunoassay results. HAMA bridging interference produces artificially higher results
Human_anti-mouse_antibody
In ref. 5 detection of influenza virusses was demonstrated using an immunoassay imitating a sandwich ELISA based on monoclonal antibodies. Ejsing, Louise
Planar_Hall_sensor
Disease which is constantly present in an area
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Endemic_(epidemiology)
Time interval when a host can transmit an infectious disease
antigen test Indirect detection methods Serology Antibody testing Antibody immunoassay Antibody titer Seroconversion Other Diagnostic stewardship Sensitivity
Infectious_period
Inflammation of membranes around the brain
tissue or CSF sample with staining of organism, molecular methods such as immunoassay (antigen or antibody assays), nucleic acid amplification, magnetic resonance
Chronic_meningitis
Protein detection method
target protein. PEA is often performed using antibodies and is a type of immunoassay. Target binding by the proximity probes increases their local relative
Proximity_extension_assay
American corporation
platforms, Synchron/AU analyzers, IRIS Immunochemistry system, VERIS, DxI immunoassay instruments, DxC chemistry instruments, DxH hematology instruments, Hemoccult
Beckman_Coulter
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