Hepatitis B/D virus infection leads to severe liver disease. HDV infection is not routinely investigated since the diagnosis is based on enzyme immunoassays (EIAs), which are not available in all laboratories. This study investigates the performance of new automated assay for anti HDV Ab detection: LIAISON® XL Murex anti-HDV. HBsAg-positive samples were evaluated for HDV serology using the ETI-AB-DELTAK-2 and the new LIAISON® XL Murex with a concordance of 97.5% and 2.42% discordant results. The discordant specimens reacted negatively with EIA and positively with the new test. Dilutions of HDV-purified antibodies and HDV-positive samples were tested with both assays, showing a lower detection limit for the new assay. In conclusion, LIAISON® XL Murex showed a good concordance with the reference method and allowed a more rapid HDV detection. This new diagnostic tool may be useful for a more efficient approach to the HDV diagnosis and evaluation of HDV epidemiology.
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http://dx.doi.org/10.1016/j.diagmicrobio.2019.114873 | DOI Listing |
Heliyon
December 2024
Microbiology Department, Clinical Laboratory North Metropolitan Area, Germans Trias I Pujol University Hospital, 08916 Badalona, Spain.
Background And Objective: Serological screening for Chagas disease (CD) in Latin American adults living in Europe is a cost-effective strategy for transmission prevention. The World Health Organization recommends two different serological tests including native and recombinant antigens for IgG detection. In Spain, most commercialized native tests require manual processing.
View Article and Find Full Text PDFFront Public Health
November 2024
Institute of Tropical Pathology and Public Health, Federal University of Goiás, Goiânia, Brazil.
Microorganisms
September 2024
Hepatitis Unit, National Center of Microbiology, Instituto de Salud Carlos III, 28220 Madrid, Spain.
J Fluoresc
July 2024
Department of Physics, Sathyabama Institute of Science & Technology, Chennai, 600119, India.
Pedalium Murex leaf extract was used in this study to create Nickel-doped Cerium oxide (Ni-CeO) nanoparticles at 3 mol% and 5 mol% molar concentrations. The biosynthesized process was applied for the fabrication of Ni-CeO NPs. The X-ray diffraction method was used to identify their crystal structure.
View Article and Find Full Text PDFPLoS One
June 2024
Center for Forensic Medicine, Medical University of Vienna, Vienna, Austria.
Excavations in the Eastern Suburb of Bronze Age Aegina Kolonna revealed the destruction deposit of two sequenced Early Mycenaean buildings (phase Late Helladic IIA; 16th century BC). The older building is interpreted as a widely undisturbed production site of purple-dye based on indicative finds such as ceramic sherds containing analyzable quantities of pigment, high amounts of mollusk shells, and a few functional facilities. Chemical analysis by HPLC and malacological determination revealed that the banded dye-murex (Hexaplex trunculus) was used almost exclusively.
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