Publication:
Introduction of an automated system for the diagnosis and quantification of hepatitis B and hepatitis C viruses.

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Date

2012-11-30

Authors

Cabezas-Fernandez, M.T.
Cabeza-Barrera, M.I.

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Bentham Open
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Abstract

Hepatitis B virus (HBV) and Hepatitis C virus (HCV) infections pose major public health problems because of their prevalence worldwide. Consequently, screening for these infections is an important part of routine laboratory activity. Serological and molecular markers are key elements in diagnosis, prognosis and treatment monitoring for HBV and HCV infections. Today, automated chemiluminescence immunoassay (CLIA) analyzers are widely used for virological diagnosis, particularly in high-volume clinical laboratories. Molecular biology techniques are routinely used to detect and quantify viral genomes as well as to analyze their sequence; in order to determine their genotype and detect resistance to antiviral drugs. Real-time PCR, which provides high sensitivity and a broad dynamic range, has gradually replaced other signal and target amplification technologies for the quantification and detection of nucleic acid. The next-generation DNA sequencing techniques are still restricted to research laboratories.The serological and molecular marker methods available for HBV and HCV are discussed in this article, along with their utility and limitations for use in Chronic Hepatitis B (CHB) diagnosis and monitoring.

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Journal Article;

MeSH Terms

Medical Subject Headings::Diseases::Virus Diseases::DNA Virus Infections::Hepadnaviridae Infections::Hepatitis B
Medical Subject Headings::Diseases::Virus Diseases::Hepatitis, Viral, Human::Hepatitis C
Medical Subject Headings::Analytical, Diagnostic and Therapeutic Techniques and Equipment::Investigative Techniques::Genetic Techniques::Genotyping Techniques
Medical Subject Headings::Analytical, Diagnostic and Therapeutic Techniques and Equipment::Diagnosis::Diagnostic Techniques and Procedures::Clinical Laboratory Techniques::Hematologic Tests::Blood Coagulation Tests
Medical Subject Headings::Analytical, Diagnostic and Therapeutic Techniques and Equipment::Investigative Techniques::Genetic Techniques::Sequence Analysis::Sequence Analysis, RNA
Medical Subject Headings::Chemicals and Drugs::Nucleic Acids, Nucleotides, and Nucleosides::Nucleic Acids::RNA
Medical Subject Headings::Chemicals and Drugs::Nucleic Acids, Nucleotides, and Nucleosides::Nucleic Acids::Nucleic Acid Probes
Medical Subject Headings::Analytical, Diagnostic and Therapeutic Techniques and Equipment::Investigative Techniques::Genetic Techniques::Nucleic Acid Amplification Techniques::Polymerase Chain Reaction::Real-Time Polymerase Chain Reaction

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Keywords

DNA-HBV, genotyping, RNA-HCV, Serological markers, Real-time, TMA, Virus de la Hepatitis B, Técnicas de Genotipaje, Marcadores Biológicos, Reacción en Cadena en Tiempo Real de la Polimerasa, Hepacivirus

Citation

Cabezas-Fernandez M, Cabeza-Barrera M. Introduction of an automated system for the diagnosis and quantification of hepatitis B and hepatitis C viruses. Open Virol J. 2012; 6:122-34