Hematopoiesis News Volume 14.43 | Oct 31 2023

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    2023-10-31 | HN 14.43


    Hematopoiesis News by STEMCELL Technologies
    Vol. 14.43 – 31 October, 2023
    TOP STORY

    Ebf3+ Niche-Derived CXCL12 Is Required for the Localization and Maintenance of Hematopoietic Stem Cells

    Researchers showed that in mice whose CXC chemokine ligand 12 (CXCL12) was deleted from half HSC niche cells, HSCs migrated from CXCL12-deficient niches to CXCL12-intact niches.
    [Nature Communications]

    Full Article
    How have LSCs changed our understanding of myeloid malignancies? Webinar by Dr. Christopher Park, NYU
    PUBLICATIONSRanked by the impact factor of the journal

    TET2 Modulates Spatial Relocalization of Heterochromatin in Aged Hematopoietic Stem and Progenitor Cells

    Investigators reported a mechanistic link between disrupted DNA methylation at partially methylated domains and the spatial relocalization of H3K9me3-marked heterochromatin in aged hematopoietic stem and progenitor cells or those with impaired DNA methylation.
    [Nature Aging]

    Abstract

    IRF1 Regulates Self-Renewal and Stress Responsiveness to Support Hematopoietic Stem Cell Maintenance

    The authors investigated the role of interferon regulatory factor 1 (IRF1), a transcription factor that was affected by multiple inflammatory stimuli, in HSC regulation.
    [Science Advances]

    Full Article

    Maintenance of Hematopoietic Stem Cell Niche Homeostasis Requires Gap Junction–Mediated Calcium Signaling

    Scientists described a mechanism that allowed communication between niche cells to coordinate their activity and shape the signaling environment surrounding resident stem cells.
    [Proceedings Of The National Academy Of Sciences Of The United States Of America]

    Abstract

    Late Fetal Hematopoietic Failure Results from ZBTB11 Deficiency despite Abundant HSC Specification

    To understand the relevance of zinc finger and broad complex, tramtrak, bric-a-brac domain–containing 11 (ZBTB11) to mammalian systems, researchers studied its effects in definitive hematopoiesis in mice.
    [Blood Advances]

    Full Article
    Graphical Abstract

    Sclerotome-Derived PDGF Signaling Functions as a Niche Cue Responsible for Primitive Erythropoiesis

    Investigators reported that platelet-derived growth factor (PDGF) signaling was required for erythroid progenitor differentiation.
    [Development]

    Abstract

    Imetelstat-Mediated Alterations in Fatty Acid Metabolism to Induce Ferroptosis as a Therapeutic Strategy for Acute Myeloid Leukemia

    The authors developed an AML patient-derived xenograft resource and performed integrated genomics, transcriptomics, and lipidomics analyses combined with functional genetics to identify key mediators of imetelstat efficacy.
    [Nature Cancer]

    Full Article

    Enhanced Clinical Assessment of Hematologic Malignancies through Routine Paired Tumor and Normal Sequencing

    Scientists described the MSK-IMPACT Heme cohort, a comprehensive data set of somatic alterations from paired tumor and normal DNA using a hybridization capture-based next generation sequencing platform.
    [Nature Communications]

    Full Article

    Alterations of the Expression of TET2 and DNA 5-hmC Predict Poor Prognosis in Myelodysplastic Neoplasms

    Researchers studied the expression and the variants of TET2 in Indian myelodysplastic Neoplasms (MDS) and AML-myelodysplasia-related patients and their effects on 5-hydroxymethyl cytosine (5-hmC) and on the prognosis of MDS patients.
    [BMC Cancer]

    Full Article
    Find out the estimated cell frequencies and percentages of more than 35 cell types in normal human blood-related sources.
    REVIEWS

    Regulation of Leukemogenesis via Redox Metabolism

    Scientists review the recent progress in the regulation of leukemogenesis via redox metabolism, especially redox biosensor-based findings.
    [Trends in Cell Biology]

    Abstract
    INDUSTRY AND POLICY NEWS

    NYU Langone Receives $9.8 Million to Advance Pediatric Medicine

    The Department of Pediatrics at NYU Langone Health has received $9.8 million from NYU Langone trustee Trudy Elbaum Gottesman and Robert W. Gottesman, founding donors of Sala Institute for Child and Family Centered Care.
    [NYU Langone Health]

    Press Release
    FEATURED EVENT

    Bioengineering for Global Health

    November 11 – 15, 2023
    Nashville, Tennessee, United States

    > See All Events

    JOB OPPORTUNITIES

    Research Assistant – Leukemia

    University of Texas MD Anderson Cancer Center – Houston, Texas, United States

    Postdoctoral Scientist – Cancer Research Cluster

    Cedars-Sinai – Los Angeles, California, United States

    Research Associate – Hematology & Cellular Therapy

    Cedars-Sinai – Los Angeles, California, United States

    Postdoctoral Associate – Immune Cells in Blood Diseases and GvHD

    Baylor College of Medicine – Houston, Texas, United States

    Clinical Research Coordinator – Hematology

    Cedars-Sinai – Los Angeles, California, United States

    > See All Jobs

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