The main challenge facing target validation today comes from the ongoing genomics revolution, which is generating an unprecedented number of potential targets. Existing technologies, such as mouse knockouts, are struggling to provide the throughput now required. Nucleic acid tools including antisense, RNA interference, ribozymes and aptamers offer a potentially higher throughput means of manipulating gene expression and thus validating targets in complex biological systems such as the central nervous system.
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http://dx.doi.org/10.1016/j.ddtec.2004.06.003 | DOI Listing |
J Vet Diagn Invest
January 2025
Department of Obstetrics, Gynecology and Reproductive Biology, Massachusetts General Hospital, Boston, MA, USA.
Equid alphaherpesvirus 4 (EqAHV4; , ; equine rhinopneumonitis virus) has seldom been associated with complications such as abortion and myeloencephalopathy, given the low tendency of this virus to induce viremia. We investigated the frequency of EqAHV4 viremia in horses with fever and respiratory signs. Case selection included all equids with EqAHV4 quantitative real-time PCR (qPCR)-positive nasal secretions (defined as EqAHV4 qPCR-positive cases) submitted to a diagnostic laboratory.
View Article and Find Full Text PDFBMC Vet Res
January 2025
LABOKLIN GmbH & Co.KG, Labor für klinische Diagnostik, Steubenstraße 4, Bad Kissingen, D-97688, Germany.
Background: Mycoplasmas are an important cause of respiratory diseases in tortoises. In snakes, evidence of mycoplasma infections has been found almost exclusively in pythons. To better understand the occurrence of these bacteria in other snake species, samples submitted for routine testing for respiratory pathogens were also tested for mycoplasma by polymerase chain reaction (PCR).
View Article and Find Full Text PDFSci Rep
January 2025
Institute of Emerging Infectious Diseases, Korea University, Seoul, Republic of Korea.
This study aimed to evaluate the usefulness of amplicon-based real-time metagenomic sequencing applied to cerebrospinal fluid (CSF) for identifying the causative agents of bacterial meningitis. We conducted a 16S rRNA amplicon sequencing using a nanopore-based platform, alongside routine polymerase chain reaction (PCR) testing or bacterial culture, to compare its clinical performance in pathogen detection on CSF samples. Among 17 patients, nanopore-based sequencing, multiplex PCR, and bacterial culture detected potential bacterial pathogens in 47.
View Article and Find Full Text PDFJ Gastrointest Cancer
January 2025
Department of Clinical Laboratory, Shandong Provincial Third Hospital, Shandong University, Jinan, Shandong, China.
Purpose: Liquid biopsy technology has received widespread attention in the early diagnosis of cholangiocarcinoma (CCA).
Methods: We collected bile samples from 48 patients with CCA and 48 patients with gallstones at Shandong Provincial third Hospital. We quantified bile circulating free DNA (cfDNA) of syncytin-1 and SLC7A11, calculated the correlation between syncytin-1 and SLC7A11 expression and clinical parameters by Spearman rank correlation, plotted Receiver Operating Characteristic (ROC) curves, and compared the Area Under Curve (AUC) values to explored early diagnostic utility in patients.
Cell Biol Toxicol
January 2025
Laboratory of Neurobiology, Hebei Medical University, Shijiazhuang, 050017, China.
Esketamine, a newly developed antidepressant, is the subject of this research which seeks to explore its impact on depressive symptoms in neuropathic pain mice and the potential molecular mechanisms involved. Through transcriptome sequencing and bioinformatics analysis combined with in vivo studies, it was identified that esketamine markedly boosts the levels of the m6A methyltransferase METTL3 and the AMPA receptor GluA1 subunit. Esketamine activates METTL3, allowing it to bind with GluA1 mRNA, promoting m6A modification, thereby enhancing GluA1 expression at synapses.
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