Search results - 48 results

Evaluation of a point-of-care test for the diagnosis of Taenia solium neurocysticercosis in rural southern Tanzania: a diagnostic accuracy study.

UI 37-51) and the antigen ELISA (50%, 43-56). For the subset of neurocysticercosis cases with at least one active (ie, vesicular) lesion, sensitivity was above 98% for the TS POC test, the rT24H- ETIB, ...

Determination of vaccine bacterial endotoxins content by the rFC method

endotoxin in bacterial vaccines. The limulus amebocyte lysate (LAL) and the recombinant factor C (rFC) assays are suitable for all vaccines tested. The rFC method has been implemented at Sciensano for batch ...

Characterization of a Bacteriophage GEC_vB_Bfr_UZM3 Active against.

represent a strictly lytic phage belonging to a siphovirus morphotype. It is characterized by high stability at body temperature and in pH environments for about 6 h. Whole genome sequencing analysis of the ...

Investigating COVID-19 Vaccine Impact on the Risk of Hospitalisation through the Analysis of National Surveillance Data Collected in Belgium.

reflecting waning immunity within this group, which was vaccinated early in 2021 and invited to receive the booster vaccination at that time. In January 2022, a RR increase was observed in all age categories ...

Importance of anti-SARS-CoV-2 assay antigenic composition as revealed by the results of the Belgian external quality assessment (EQA) scheme.

targeting N protein were negative. The survey shows, when >6 months post-infection, assays targeting at least S1, and preferably S1 combined with S2, are the most sensitive. This finding accentuates the ...

Poor antibody response to BioNTech/Pfizer COVID-19 vaccination in SARS-CoV-2 naïve residents of nursing homes.

Goriely; Maria Goossens; Ariën, Kevin K; I Desombere; Arnaud Marchant Source: Clin Infect Dis (2021) Abstract: BACKGROUND: Residents of nursing homes (NH) are at high risk of COVID-19 related morbidity and ...

Controlled Human Infection Studies: Proposals for guidance on how to design, develop and produce a challenge strain.

followed by use of qualified methods to test critical steps in the manufacturing process, or the final product itself. These activities are complementary: GMP rules, which intervene only at the time of the ...

Development of vibrational spectroscopic methods combined with chemometrics for the detection and quantification of nicotine in e-liquids.

nicotine-containing e-liquids via the internet. The ban on long-distance sale implies that postal packages containing e-liquids are checked at customs. Furthermore, there is a demand of vapeshop-inspectors for on-site ...

CBD oils on the Belgian market: A validated MRM GC-MS/MS method for routine quality control using QuEChERS sample clean up

content by a CBN standard and the screening of seven other cannabinoids namely CBN, CBDV, CBT, CBC, Δ8- THC, THCV and CBG. The method was validated at three concentration levels (0.5–1–2% (w/v)) for CBD and ...

Chemical and toxciological characterization of e-liquid cigarettes

substances was only slightly positive in the micronucleus test (b-hellandrene), while for isoledene, 2,3-butanedione and 2,3-pentanedione a clear positive result was obtained in at least one of the two in ...

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