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http://dx.doi.org/10.1177/014107680209501014 | DOI Listing |
J Neurol
January 2025
Neurological Institute, Department of Clinical and Experimental Medicine, University of Pisa, Pisa, Italy.
Objective: This study aims to evaluate our experience in the diagnosis of hereditary ataxias (HAs), to analyze data from a real-world scenario.
Study Design: This is a retrospective, cross-sectional, descriptive study conducted at a single Italian adult neurogenetic outpatient clinic, in 147 patients affected by ataxia with a suspicion of hereditary forms, recruited from November 1999 to February 2024. A stepwise approach for molecular diagnostics was applied: targeted gene panel (TP) next-generation sequencing (NGS) and/or clinical exome sequencing (CES) were performed in the case of inconclusive first-line genetic testing, such as short tandem repeat expansions (TREs) testing for most common spinocerebellar ataxias (SCA1-3, 6-8,12,17, DRPLA), other forms [Fragile X-associated tremor/ataxia syndrome (FXTAS), Friedreich ataxia (FRDA) and mitochondrial DNA-related ataxia, RFC1-related ataxia/CANVAS] or inconclusive phenotype-guided specific single gene sequencing.
Comput Biol Med
December 2024
2nd Department of Internal Medicine, Jagiellonian University Medical College, ul. Jakubowskiego 2, 30-688 Kraków, Poland. Electronic address:
The integration of rare disease medical databases belonging to different countries is an important problem, as a large number of observations are required for reliable statistical inference of patient data in order to facilitate clinical research. Such integration of national registry data, which requires harmonization of the heterogeneous data sets into a unified view, is facilitated in the European FAIRVASC project by developing a domain-specific ontology. The FAIRVASC project is dedicated to the rare disease of anti-neutrophil cytoplasmic antibody (ANCA) associated vasculitis (AAV).
View Article and Find Full Text PDFCancer Res
November 2024
Institute of Cancer Research, London, United Kingdom.
The inter- and intra-tumor heterogeneity of triple negative breast cancers (TNBC), which is reflected in diverse drug responses, interplays with tumor evolution. Here, we developed a preclinical experimental and analytical framework using treatment-naive TNBC patient-derived tumor xenografts (PDTX) to test their predictive value in personalized cancer treatment approaches. Patients and their matched PDTX exhibited concordant drug responses to neoadjuvant therapy using two trial designs and dosing schedules.
View Article and Find Full Text PDFBreast
December 2024
Laboratory Anthropology, Archaeology, Biology (LAAB), Paris-Saclay University, Montigny-Le-Bretonneux, France. Electronic address:
The Flood is the first pictorial scene that Michelangelo Buonarroti painted on the ceiling of the Sistine Chapel in the Vatican. On the right side of the fresco a woman with abnormal breast morphology is presented and the nature of her disease is considered using the Guidelines for Iconodiagnosis. A team of experts covering art history, art expertise, medicine, genetics, and pathology undertook the process and concluded that the pathology shown is probably breast cancer, most likely linked to the symbolic significance of an inevitable death as expressed in the Book of Genesis.
View Article and Find Full Text PDFJ Pathol
December 2024
Unit of Molecular Oncology, Centro di Riferimento Oncologico di Aviano (CRO), IRCCS, National Cancer Institute, Aviano, Italy.
Breast cancer (BC) is marked by significant genetic, morphological and clinical heterogeneity. To capture this heterogeneity and unravel the molecular mechanisms driving tumor progression and drug resistance, we established a comprehensive patient-derived xenograft (PDX) biobank, focusing particularly on luminal (estrogen receptor, ER+) and young premenopausal patients, for whom PDX models are currently scarce. Across all BC subtypes, our efforts resulted in an overall success rate of 17% (26 established PDX lines out of 151 total attempts), specifically 15% in luminal, 12% in human epidermal growth factor receptor 2 positive (HER2+) and 35% in triple negative BC.
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