Prevalence of Helicobacter pylori cagA virulence factor and validation of serological tests in a population from Northeastern Brazil

Helicobacter pylori is an infectious agent linked to significant gastric pathologies, which makes it a public health concern. The enzyme-linked immunosorbent assay (ELISA) is widely used for epidemiological studies and for investigating virulence factors like the cagA gene. Due to the varying antige...

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Bibliographic Details

Published in:	Brazilian Journal of Medical and Biological Research
Main Authors:	A.C. Freitas, I.A. Santana-Santos, I.S. Lima, D.K. Queiroz-Santos-Trindade, L.F. Sandes, T.M.L. Correia, D.B. Almeida, M.A. Lescano-Lescano, L.C. Santana, C.A. Figueiredo, H.S. Silva, L.C. de Lima, F.F. de Melo, T.M. da Silva, C.R. Marques
Format:	Article
Language:	English
Published:	Associação Brasileira de Divulgação Científica 2025-10-01
Subjects:	ELISA Serology Sensitivity Virulence Helicobacter pylori
Online Access:	http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2025000100681&tlng=en