Results 21 to 30 of about 1,023,890 (203)

Fluorescence polarization immunoassay for cortisol

open access: yesClinica Chimica Acta, 1979
A fluorescence polarization immunoassay for serum cortisol was established using cortisol 21-amine which was readily coupled with fluorescein isothiocyanate. The proposed method is sufficiently sensitive, reliable, specific and simple for routine determination of serum cortisol. The assay is rapid, without separation of antibody-bound and free ligands.
MIYAI, Kiyoshi   +3 more
openaire   +2 more sources

Free serum cortisol: quantification applying equilibrium dialysis or ultrafiltration and an automated immunoassay system [PDF]

open access: yes, 2007
Background: Quantification of bioactive, free serum cortisol concentrations can characterize adrenocortical function more appropriately compared to total serum cortisol measurement.
Michael Vogeser   +5 more
core   +2 more sources

Fluorescence Polarization-Based Bioassays: New Horizons

open access: yesSensors, 2020
Fluorescence polarization holds considerable promise for bioanalytical systems because it allows the detection of selective interactions in real time and a choice of fluorophores, the detection of which the biosample matrix does not influence; thus ...
Olga D. Hendrickson   +4 more
doaj   +1 more source

Changing Cross-Reactivity for Different Immunoassays Using the Same Antibodies: Theoretical Description and Experimental Confirmation

open access: yesApplied Sciences, 2021
Many applications of immunoassays involve the possible presence of structurally similar compounds that bind with antibodies, but with different affinities.
Dmitriy V. Sotnikov   +4 more
doaj   +1 more source

Multi-wavelength fluorescence polarization immunoassays for simultaneous detection of amantadine and ribavirin in chicken and human serum

open access: yesFood and Agricultural Immunology, 2021
In this study, a homologous multi-wavelength fluorescence polarization immunoassays (MWFPIA) for rapid determination of amantadine (AMD) and ribavirin (RVB) simultaneously was established.
Liuchuan Guo   +4 more
doaj   +1 more source

Development of immunosensors for mycotoxins analysis [PDF]

open access: yes, 2010
Aflatoxin B₁ (AFB₁) and fumonisins (Fms) are mycotoxin contaminants found in peanuts and corn, respectively, and are known to be immunosuppressive and carcinogenic compounds.
Abdul Kadir, Mohamad Kamal.
core   +6 more sources

Rapid and homologous immunoassay for the detection of herbicide propisochlor in water

open access: yesFood and Agricultural Immunology, 2018
The herbicide propisochlor can be introduced into the water cycle via agricultural activities, thus possibly leading to harmful ecological effects. It is significant for the development of a rapid method for propisochlor analysis in water.
Yao Liu   +7 more
doaj   +1 more source

Health-seeking behaviour of human brucellosis cases in rural Tanzania [PDF]

open access: yes, 2007
Background Brucellosis is known to cause debilitating conditions if not promptly treated. In some rural areas of Tanzania however, practitioners give evidence of seeing brucellosis cases with symptoms of long duration.
Kambarage, Dominic   +26 more
core   +2 more sources

Clinical evaluation of teicoplanin fluorescence polarization immunoassay [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1991
A teicoplanin fluorescence polarization immunoassay (FPIA) developed by International BioClinical (IBC) was evaluated by using serum samples from patients who had been receiving teicoplanin at Detroit Receiving Hospital (DRH) as part of a clinical investigation.
M J, Rybak, E M, Bailey, V N, Reddy
openaire   +2 more sources

Advanced Fluorescence Microscopy Techniques-FRAP, FLIP, FLAP, FRET and FLIM [PDF]

open access: yes, 2012
Fluorescence microscopy provides an efficient and unique approach to study fixed and living cells because of its versatility, specificity, and high sensitivity.
Ankerhold, Richard   +5 more
core   +1 more source

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