Résultats de la recherche - 266 results

Molecular and WGS-based characterization of invasive Neisseria meningitidis isolates collected in Belgium (2016-2022) and MenB-FHbp vaccine coverage estimation of serogroup B.

Deduced Vaccine Antigen Reactivity (MenDeVAR) index. Of the 281 MenB strains collected between 2016 and 2022, 89.1 % (lower limit — upper limit: 78.6-100.0 %) were predicted by MenDeVAR to be covered by the ...

Evaluation of an interferon-gamma release assay for early detection of lumpy skin disease virus infection and vaccination in cattle.

Heat-inactivated antigen proved to be the stimulus of choice for LSD IGRA, providing increased sensitivity of the test and allowing its performance under BSL2 conditions. Under several conditions, LSDV IGRA showed ...

Antigenic changes in influenza A(H3N2) driven by genetic evolution: Insights from virological surveillance, EU/EEA, week 40/2023 to week 9/2024

influenza viruses by (sub)type, genetic clade, antigenic group and antiviral susceptibility in that season in the EU / EEA. Methods We collected surveillance data from EU / EEA countries through weekly ...

Accuracy of immunological tests on serum and urine for diagnosis of Taenia solium neurocysticercosis: A systematic review

antigen-detecting immunological test, using serum or urine of humans confirmed via reference standard (i.e. neuroimaging or surgery/biopsy). Record data was assessed, with classification of descriptive data on cyst ...

The performance of a point-of-care test for the diagnosis of Neurocysticercosis in a resource-poor community setting in Zambia- a diagnostic accuracy study.

[UI] 15-41) for any type of NCC, which was similar to that estimated for the rT24H- EITB (23%, UI 8-48) and the serum antigen ELISA (30%, UI 11-58). The specificity was 88% (UI 85-90) for the TS POC, 89% ...

Replication Characteristics of African Swine Fever Virus (ASFV) Genotype I E70 and ASFV Genotype II Belgium 2018/1 in Perivenous Macrophages Using Established Vein Explant Model.

being present close to the vein (within a radius of 0-348 µm). Upon inoculation with G1- E70 and G2- B18, we observed an increase in the quantity of cells testing positive for viral antigens over time. ...

Genomic comparison between and and analysis of peptide-based biomarkers for serodiagnosis.

Fretin, David; Marché, Silvie Source: Front Vet Sci, Volume 11 (2024) Keywords: Antigens B-cell epitopes Diagnosis Mycobacterium bovis Mycobacterium microti Tuberculosis whole-genome sequencing Abstract: In ...

Challenges in Chlamydial Serology: Insights from a Belgian and a Dutch Population Cohort.

serology is invaluable. Multiple studies, nonetheless, indicate deficiencies in specificity and sensitivity of current chlamydial antibody detection assays. Incorporation of multiple antigens per target is ...

Development of a monoclonal antibody sandwich ELISA for the determination of antigen content and quality in diphtheria vaccines.

of DT xd or were altered by exposure to heat or oxidative stress. We also demonstrate successful transfer of the method to other laboratories and show that different diphtheria antigen materials may be ...

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