Joshua O. Nash

ORCID: 0009-0003-2718-2262
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About
Contact & Profiles
Research Areas
  • Protein Degradation and Inhibitors
  • Ubiquitin and proteasome pathways
  • Sarcoma Diagnosis and Treatment
  • CAR-T cell therapy research
  • Chromatin Remodeling and Cancer
  • Multiple Myeloma Research and Treatments
  • Cancer, Lipids, and Metabolism
  • Tumors and Oncological Cases
  • Cardiac tumors and thrombi
  • Virus-based gene therapy research
  • RNA modifications and cancer
  • Cancer Diagnosis and Treatment
  • Bacteriophages and microbial interactions
  • Chromosomal and Genetic Variations
  • RNA and protein synthesis mechanisms
  • Cancer Genomics and Diagnostics

University of Toronto
2023-2024

SickKids Foundation
2022-2024

Hospital for Sick Children
2023-2024

The causes of pediatric cancers' distinctiveness compared to adult-onset tumors the same type are not completely clear and fully explained by their genomes. In this study, we used an optimized multilevel RNA clustering approach derive molecular definitions for most childhood cancers. Applying method 13,313 transcriptomes, constructed a cancer atlas explore age-associated changes. Tumor entities were sometimes unexpectedly grouped due common lineages, drivers or stemness profiles. Some...

10.1038/s41591-023-02221-x article EN cc-by Nature Medicine 2023-03-01

Abstract NUT carcinoma (NC) is an aggressive squamous defined by the BRD4–NUT fusion oncoprotein. Routinely effective systemic treatments are unavailable for most NC patients. The lack of adequate animal model precludes identifying and leveraging cell-extrinsic factors therapeutically in NC. Here, we created a genetically engineered mouse (GEMM) that forms Brd4::NUTM1 gene upon tamoxifen induction Sox2-driven Cre. displayed complete disease penetrance, with tumors arising from epithelium...

10.1158/0008-5472.can-23-2545 article EN cc-by-nc-nd Cancer Research 2023-10-11

Non-homologous chromosomal contacts (NHCCs) between different chromosomes participate considerably in gene and genome regulation. Due to analytical challenges, NHCCs are currently considered as singular, stochastic events, their extent fundamental principles across cell types remain controversial. We develop a supervised unsupervised learning algorithm, termed Signature, call Hi-C datasets advance our understanding of topology. Signature reveals 40,282 properties 62 53 diploid human types....

10.1038/s41467-024-53983-y article EN cc-by-nc-nd Nature Communications 2024-11-12

Abstract Objectives: Mesenchymal neoplasms, or sarcomas, are a diverse and diagnostically challenging group including >150 histotypes, biased to pediatric patients, comprising 20% of solid tumor diagnoses compared 1% in adults. A universal molecular taxonomy classification system for sarcoma would be an invaluable tool patient diagnosis subtype discovery. We previously demonstrated transcriptional pan-cancer classifier; however, we neither captured the full diversity mesenchymal...

10.1158/1538-7445.pediatric24-b034 article EN Cancer Research 2024-09-05

<div>Abstract<p>NUT carcinoma (NC) is an aggressive squamous defined by the BRD4–NUT fusion oncoprotein. Routinely effective systemic treatments are unavailable for most NC patients. The lack of adequate animal model precludes identifying and leveraging cell-extrinsic factors therapeutically in NC. Here, we created a genetically engineered mouse (GEMM) that forms <i>Brd4::NUTM1</i> gene upon tamoxifen induction <i>Sox2</i>-driven Cre. displayed complete...

10.1158/0008-5472.c.6960553 preprint EN 2023-12-01

<div>Abstract<p>NUT carcinoma (NC) is an aggressive squamous defined by the BRD4–NUT fusion oncoprotein. Routinely effective systemic treatments are unavailable for most NC patients. The lack of adequate animal model precludes identifying and leveraging cell-extrinsic factors therapeutically in NC. Here, we created a genetically engineered mouse (GEMM) that forms <i>Brd4::NUTM1</i> gene upon tamoxifen induction <i>Sox2</i>-driven Cre. displayed complete...

10.1158/0008-5472.c.6960553.v1 preprint EN 2023-12-01
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