We describe a case of Waldenström's macroglobulinemia with a complex karyotype including a 14q+ marker. Secondary changes affected chromosomes 2, 4, 6, 7, 8, and 17. The cytogenetic significance of the changes and their prognostic value, as compared with those described in previous reports, are discussed.
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http://dx.doi.org/10.1016/0165-4608(94)90204-6 | DOI Listing |
Genes Chromosomes Cancer
January 2025
Laboratory of Cancer Genetics and Tumor Biology, Translational Medicine Research Unit, Medical Research Center Oulu and Biocenter Oulu, University of Oulu, Oulu, Finland.
Myelodysplastic neoplasia with complex karyotype (CK-MDS) poses significant clinical challenges and is associated with poor survival. Detection of structural variants (SVs) is crucial for diagnosis, prognostication, and treatment decision-making in MDS. However, the current standard-of-care (SOC) cytogenetic testing, relying on karyotyping, often yields ambiguous results in cases with CK.
View Article and Find Full Text PDFPlants (Basel)
January 2025
State Key Laboratory of Wheat Improvement, Shandong Agricultural University, Tai'an 271018, China.
The genome composition of intermediate wheatgrass (IWG; (Host) Barkworth and D.R. Dewey; 2n = 6x = 42) is complex and remains to be a subject of ongoing investigation.
View Article and Find Full Text PDFGenes (Basel)
January 2025
Department of Zoology, Faculty of Biology and Biotechnology, University of Warmia and Mazury in Olsztyn, 10-719 Olsztyn, Poland.
Interspecific hybridization between relative species (with a diploid genome designated as TT), (EE) and (NN) and the successive polyploidization with transitions from sexuality to asexuality experienced by triploid hybrids likely influence their chromosomal rearrangements, including rearrangements of ribosomal DNA (rDNA) distribution patterns. Previously, we documented distinct karyotypic differences: exhibited bi-armed chromosomes while showed uni-armed chromosomes with rDNA-positive hybridization signals, respectively. In this study, fluorescence in situ hybridization (FISH) with rDNA and rDNA probes was used to analyze and compare chromosomal distribution patterns of rDNAs in clonally reproduced triploid hybrids of different genomic constitutions ETT, ETN, EEN and EET (referred to using acronyms denoting the haploid genomes of their parent species), and their parental species.
View Article and Find Full Text PDFEquine Vet J
January 2025
Université de Lyon, VetAgro Sup, Marcy l'Etoile, France.
Background: Supernumerary digits, or polydactyly, have been described in various species including humans, wild and domestic animals. In horses, it represents the most common congenital limb malformation, which has only been described in isolated cases or nuclear families. Molecular aetiology has not been reported.
View Article and Find Full Text PDFBBA Adv
December 2024
Genos Glycoscience Research Laboratory, 10000 Zagreb, Croatia.
Down syndrome (DS), a genetic condition caused by trisomy 21 (T21), manifests various neurological symptoms, including intellectual disability, early neurodegeneration, and early-onset dementia. N-glycosylation is a protein modification that plays a critical role in numerous neurobiological processes and whose dysregulation is associated with a range of neurological disorders. However, whether N-glycosylation of neural glycoproteins is affected in DS has not been studied.
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