Premise Of The Study: New microsatellites were developed for the seagrass Thalassia hemprichii (Hydrocharitaceae), a long-lived seagrass species that is found throughout the shallow waters of tropical and subtropical Indo-West Pacific. Three multiplex PCR panels were designed utilizing new and previously developed markers, resulting in a toolkit for generating a 16-locus genotype. •
Methods And Results: Through the use of microsatellite enrichment and next-generation sequencing, 16 new, validated, polymorphic microsatellite markers were isolated. Diversity was between two and four alleles per locus totaling 36 alleles. These markers, plus previously developed microsatellite markers for T. hemprichii and T. testudinum, were tested for suitability in multiplex PCR panels. •
Conclusions: The generation of an easily replicated suite of multiplex panels of codominant molecular markers will allow for high-resolution and detailed genetic structure analysis and clonality assessment with minimal genotyping costs. We suggest the establishment of a T. hemprichii primer convention for the unification of future data sets.
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http://dx.doi.org/10.3732/apps.1400078 | DOI Listing |
Background: This study introduces the Automated High-purity Exosome isolation-based AD diagnostics system (AHEADx). By analyzing and understanding the molecular cargo (proteins and miRNAs) carried by circulating exosomes, researchers found brain-derived exosome (BDE) levels of P-S396-tau, P-T181-tau, and Aβ1-42 are elevated up to 10 years prior to clinical symptoms. Currently, there is no available technology capable of simultaneously isolating and screening exosomal biomarkers for efficient and personalized precision medicine giving early AD diagnosis.
View Article and Find Full Text PDFExp Eye Res
January 2025
Genetic Diagnosis Unit, Institute for Rare Diseases Research (IIER), Carlos III Institute of Health (ISCIII), Madrid, Spain; Center for Biomedical Research on Rare Diseases Network, Carlos III Institute of Health (ISCIII), Madrid, Spain (U758; CB06/07/1009; CIBERER-ISCIII).
Constitutional variants in the RB1 gene predispose individuals to the development of Retinoblastoma (RB) and the occurrence of second tumors in adulthood. Detection of causal RB1 gene variants is essential to establish the genetic diagnosis and to performing familial studies and counseling. In our cohort of 579 Spanish RB patients, 15% of cases suspected to have a genetic origin remained negative after traditional Sanger sequencing and Multiplex Ligation-dependent Probe Amplification (MLPA) of RB1 gene, likely due to the possibility of mosaicism or non-coding variants.
View Article and Find Full Text PDFFront Oncol
December 2024
Department of Urology, Peking University Shenzhen Hospital, Shenzhen, China.
Background: Bladder cancer (BC) is a common tumor worldwide. Screening for BC currently lacks a highly efficient, non-invasive, and inexpensive method. Serum microRNA (miRNA), which is stable and commonly present, has the potential to serve as a novel marker for BC diagnosis.
View Article and Find Full Text PDFInt Urol Nephrol
January 2025
Department of Nuclear Medicine, Linyi People's Hospital, Shandong Second Medical University, 27 Jiefang Road, Linyi, 276003, Shandong, China.
Purpose: The aim of our report was to recognize bladder cancer (BC)-specific serum exosome-derived long non-coding RNAs (lncRNAs) profile for early diagnosis of BC.
Methods: Potential BC-specific exosomal lncRNA indicators were discerned by genome-wide microarray profiling analysis of serum exosomes from 10 healthy participants and 10 early stage BC patients (Ta and T1), followed by multi-stage validation through quantitative real-time PCR (qRT-PCR) in BC cells, culture solution as well as 200 serum specimens and 50 tissue specimens from non-muscle-invasive bladder cancer (NMIBC) patients. The diagnostic panel was established using logistic regression and evaluated by receiver-operating characteristic (ROC) curve.
Theor Appl Genet
January 2025
Department of Plant Sciences, University of Idaho Aberdeen, R and E Center, Aberdeen, ID, 83210, USA.
Two dwarf bunt resistance QTLs were mapped to chromosome 6D, and KASP markers associated with the loci were developed and validated in a panel of regionally adapted winter wheats. UI Silver is an invaluable adapted resistant cultivar possessing the two identified QTL potentially associated with genes Bt9 and Bt10 and will be useful in future cultivar development to improve dwarf bunt resistance. Dwarf bunt, caused by Tilletia controversa, is a fungal disease of wheat that can cause complete loss of grain yield and quality during epidemics.
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