A PCR assay has been developed to identify the DNA of the human herpes virus type 7. The search and selection of conserved regions was carried out by comparing the whole genome nucleotide sequences of HHV-7. A fragment duplicated in the HHV-7 genomes was chosen as a target for amplification. The performance of the assay was tested on a synthetic matrix and clinical samples. The developed assay has high sensitivity and specificity and showed good efficiency in detecting HHV-7 DNA in clinical samples.
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http://dx.doi.org/10.51620/0869-2084-2022-67-11-658-662 | DOI Listing |
Methods Mol Biol
January 2025
Department of Anatomy & Embryology, Leiden University Medical Center, Leiden, The Netherlands.
ScarTrace is a CRISPR/Cas9-based genetic lineage tracing method that allows for uniquely barcoding the DNA of single cells at a target GFP sequence during developing zebrafish embryos. Single cells from barcoded adult zebrafish can be isolated from various tissues (e.g.
View Article and Find Full Text PDFMethods Mol Biol
January 2025
Department of Biological Sciences, University of North Texas, Denton, TX, USA.
In our laboratory, we study thrombopoiesis and hemostasis using zebrafish as a model organism to unravel the mechanisms of differentiation and development of thrombocytes. We have shown in our earlier work that thrombocytes are functional equivalents of platelets and have transcriptional machinery similar to megakaryocytes. We recently found evidence that hox genes play a role in their development.
View Article and Find Full Text PDFJ Appl Genet
January 2025
College of Animal Science and Technology, Yangzhou University, Yangzhou, China.
In our previous study, we identified a Short Interspersed Nuclear Element Retrotransposon Insertion Polymorphism (SINE-RIP) within the 3' untranslated region (3'UTR) of the Phospholipase A2 Group XVI (PLA2G16) gene, which is essential in lipid metabolism. In this study, we confirmed the presence of this 280 bp SINE insertion and examined its distribution across ten distinct pig breeds using PCR and sequencing. Subsequently, RT-PCR was employed to determine its potential for co-transcription.
View Article and Find Full Text PDFJ Clin Microbiol
December 2024
Chrono-environnement UMR6249, CNRS, University of Franche-Comté, Besançon, Bourgogne-Franche-Comté, France.
Unlabelled: The aim of this study was to identify parameters influencing DNA extraction and PCR amplification efficiencies in an attempt to standardize Mucorales qPCR. The Fungal PCR Initiative Mucorales Laboratory Working Group distributed two panels of simulated samples to 26 laboratories: Panel A (six sera spiked with Mucorales DNA and one negative control serum) and Panel B (six Mucorales DNA extracts). Panel A underwent DNA extraction in each laboratory according to the local procedure and were sent to a central laboratory for testing using three different qPCR techniques: one in-house qPCR assay and two commercial assays (MucorGenius and Fungiplex).
View Article and Find Full Text PDFAppl Environ Microbiol
December 2024
Centre National de Référence des virus des gastro-entérites, Centre Hospitalier Universitaire Dijon Bourgogne, Dijon, France.
Human Aichi virus 1 (AiV-1) is a water- and food-borne infection-associated picornavirus that causes gastroenteritis in humans. Recent studies on environmental waters showed a high frequency and abundance of AiV-1, suggesting that it might be an appropriate indicator of fecal contamination. We screened 450 surface and drinking water samples from a Tunisian drinking water treatment plant (DWTP) and the Sidi Salem dam for AiV-1 by real time reverse transcriptase PCR (RT-qPCR).
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