Buscar
Mostrando ítems 21-30 de 120
Laser-induced fluorescence integrated in a microfluidic immunosensor for quantification of human serum IgG antibodies to Helicobacter pylori
(Elsevier Science Sa, 2012-06-15)
A portable immunosensor coupled to laser-induced fluorescence (LIF) detection system has been successfully developed. It was applied to the quantitative determination of specific IgG antibodies against Helicobacter pylori ...
Evaluación de métodos diagnósticos para sífilis congénita
(2000)
Congenital syphilis is a relevant problem in our country. At the present, no routine method is available to verify the diagnostic. This multicenter prospective study recruited serum samples reactive for VDRL of sixty mothers ...
Diagnostic value and dynamic variance of serum antibody in coronavirus disease 2019
Objective: To investigate the diagnostic value of serological testing and dynamic variance of serum
antibody in coronavirus disease 2019 (COVID-19).
Methods: This study retrospectively included 43 patients with a ...
Evaluation of two commercially available chikungunya virus IgM enzyme-linked immunoassays (ELISA) in a setting of concomitant transmission of chikungunya, dengue and Zika viruses
(Elsevier, 2020-02)
Objective To evaluate the diagnostic performance of the Inbios (Seattle, US) and Euroimmun (Luebeck, Germany) chikungunya virus (CHIKV) IgM enzyme-linked immunoassays (ELISAs). Methods We evaluated the tests’ accuracy on ...
Geographical origin of chronic Chagas disease patients in Brazil impacts the performance of commercial tests for anti-T. cruzi IgG
(Fundação Oswaldo Cruz. Instituto Oswaldo Cruz., 2021)
Production of a monoclonal antibody against serum immunoglobulin M of South American camelids and assessment of its suitability in two immunoassays
(American Association of Veterinary Laboratory Diagnosticians, 2014-09)
A monoclonal antibody (mAb) was produced against immunoglobulin M (IgM) of South American camelids. A single radial immunodiffusion (SRID) assay and a competitive enzyme-linked immunosorbent assay (ELISA) were developed ...
Peptide Biomarkers for the Diagnosis of Dengue Infection
(Frontiers Media, 2022)
In a world with an increasing population at risk of exposure to arthropod-borne flaviviruses, access to timely and accurate diagnostic tests would impact profoundly on the management of cases. Twenty peptides previously ...
Uma revisão narrativa sobre características, métodos de produção, aplicabilidades médicas e uso experimental da imunoglobulina Y
(2021)
A IgY é um anticorpo presente em aves, repteis e peixes pulmonados. Devido a sua estrutura e função, a IgY é análoga à IgG em mamíferos. A IgY possui um papel importante na resposta imunológica humoral frente a antígenos, ...
Methodological aspects of Universal immuno-PCR on standard tubes
(Academic Press Inc Elsevier Science, 2019-02)
One of the most used formats in inmuno-polymerase chain reaction (IPCR) is known as "Universal" IPCR (signal-generating complexes is based on conjugates of biotinylated DNA, biotinylated IgG and avidin). In the present ...