Current status of the lateral flow immunoassay for the detection of SARS-CoV-2 in nasopharyngeal swabs

Early detection of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and diagnosis of coronavirus disease 2019 (COVID-19) are priorities during the pandemic. Symptomatic and suspected asymptomatic individuals should be tested for COVID-19 to confirm infection and to be excluded from socia...

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Permalink: http://skupni.nsk.hr/Record/nsk.NSK01001163335/Details
Matična publikacija: Biochemia medica (Online)
31 (2021), 2 ; str. 230-239
Glavni autori: Somborac Bačura, Anita (Author), Dorotić, Marija, Grošić, Leonarda, Džimbeg, Monika, Dodig, Slavica
Vrsta građe: e-članak
Jezik: eng
Online pristup: https://doi.org/10.11613/BM.2021.020601
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Elektronička verzija članka
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080 1 |2 2011 
100 1 |a Somborac Bačura, Anita  |4 aut  |9 HR-ZaNSK 
245 1 0 |a Current status of the lateral flow immunoassay for the detection of SARS-CoV-2 in nasopharyngeal swabs  |h [Elektronička građa]  |c Anita Somborac Bačura, Marija Dorotić, Leonarda Grošić, Monika Džimbeg, Slavica Dodig. 
300 |b Ilustr. 
504 |a Bibliografija: 
504 |a Summary. 
520 |a Early detection of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and diagnosis of coronavirus disease 2019 (COVID-19) are priorities during the pandemic. Symptomatic and suspected asymptomatic individuals should be tested for COVID-19 to confirm infection and to be excluded from social interactions. As molecular testing capacity is overloaded during the pandemic, rapid antigen tests, such as lateral flow immunoassays (LFIAs), can be a useful tool as they allow greater test availability and obtain results in a very short time. This short review aims to present the analytical properties of LFIAs in the detection of SARS-CoV-2 in nasopharyngeal swabs. Lateral flow immunoassay is a method that combines thin-layer chromatography and indirect immunochemical sandwich method and allows the detection of a specific SARS-CoV-2 antigen in nasopharyngeal swabs. Swab specimens should be adequately collected and tested as soon as possible. Users should pay attention to quality control and possible interferences. Antigen tests for SARS-CoV-2 show high sensitivity and specificity in cases with high viral loads, and should be used up to five days after the onset of the first symptoms of COVID-19. False positive results may be obtained when screening large populations with a low prevalence of COVID-19 infection, while false negative results may happen due to improper specimen collection or insufficient amount of antigen in the specimen. So as to achieve reliable results, a diagnostic accuracy study of a specific rapid antigen test should be performed. 
700 1 |a Dorotić, Marija  |4 aut  |9 HR-ZaNSK 
700 1 |a Grošić, Leonarda  |4 aut  |9 HR-ZaNSK 
700 1 |a Džimbeg, Monika  |4 aut  |9 HR-ZaNSK 
700 1 |a Dodig, Slavica  |4 aut  |9 HR-ZaNSK 
773 0 |t Biochemia medica (Online)  |x 1846-7482  |g 31 (2021), 2 ; str. 230-239  |w nsk.(HR-ZaNSK)000655372 
981 |b Be2021 
856 4 0 |u https://doi.org/10.11613/BM.2021.020601 
856 4 0 |u https://www.biochemia-medica.com/en/journal/31/2/10.11613/BM.2021.020601  |y Elektronička verzija članka 
856 4 0 |u https://www.biochemia-medica.com/en/journal/31/2/10.11613/BM.2021.020601/fullArticle  |y Elektronička verzija članka 
856 4 1 |y Digitalna.nsk.hr 
856 4 0 |u https://hrcak.srce.hr/258878  |y Elektronička verzija članka