Hematopoiesis News Volume 11.42 | Oct 27 2020

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    2020-27-10 | HN 11.42


    Hematopoiesis News by STEMCELL Technologies
    Vol. 11.42 – 27 October, 2020
    TOP STORY

    Fatty
    Acid Metabolism Underlies Venetoclax Resistance in Acute Myeloid Leukemia Stem Cells

    Scientists demonstrated that resistance to venetoclax with azacitidine occurred via upregulation of fatty acid oxidation, which occurs either due to RAS pathway mutations or as a compensatory adaptation in relapsed disease.
    [Nature Cancer]

    Full Article


    Dr. Jackie Damen discusses why the CFU assay should be a vital part of your cell therapy workflow in this on-demand webinar.
    PUBLICATIONSRanked by the impact factor of the journal

    Cancer Therapy Shapes the Fitness Landscape of Clonal Hematopoiesis

    Understanding of the processes that drive transformation of certain clones to cancer is limited. The authors studied this phenomenon in the context of clonal hematopoiesis and the development of therapy-related myeloid neoplasms.
    [Nature Genetics]

    Abstract

    Mitochondrial
    Potentiation Ameliorates Age-Related Heterogeneity in Hematopoietic Stem Cell Function

    Researchers showed that mitochondrial membrane potential could be used to prospectively isolate chronologically old HSCs with transcriptional features and functional attributes characteristic of young HSCs, including a high rate of transcription and balanced lineage-affiliated programs.
    [Cell Stem Cell]

    Full ArticleGraphical Abstract


    Transcriptional Profile of Platelets and iPSC-Derived Megakaryocytes from Whole Genome and RNA Sequencing

    In 290 normal subjects from the GeneSTAR Research Study, investigators generated whole genome sequence data from whole blood and RNA sequence data from extracted non-ribosomal RNA from 185 induced pluripotent stem cell-derived megakaryocyte cell lines and 290 blood platelet samples from these subjects.
    [Blood]

    Abstract

    Interactions
    between Lineage‐Associated Transcription Factors Govern Hematopoietic Progenitor States

    Scientists employed a cellular model of murine multipotent hematopoietic progenitors to knock out 39 transcription factors followed by RNA‐Seq analysis, to functionally define a regulatory network of 16,992 regulator/target gene links.
    [EMBO Journal]

    Full ArticleGraphical Abstract

    Microtubules
    Control Nuclear Shape and Gene Expression during Early Stages of Hematopoietic Differentiation

    Researchers showed that large invaginations were generated by microtubule constraints on the swelling nucleus of human hematopoietic stem and progenitor cells during early commitment toward the myeloid lineage.
    [EMBO Journal]

    AbstractGraphical Abstract

    A
    Trispecific Killer Engager Molecule Against CLEC12A Effectively Induces NK-Cell Mediated Killing of AML Cells

    To target acute myeloid leukemia blasts and leukemic stem cells using natural killer (NK) cells, scientists developed a trispecific killer engager molecule containing a humanized anti-CD16 heavy chain camelid single-domain antibody that activated NK cells.
    [Leukemia]

    Full Article

    Antileukemic Activity of the VPS34-IN1 Inhibitor in Acute Myeloid Leukemia

    Using a recently developed specific inhibitor, the authors found that vacuolar protein sorting 34 inhibition induced apoptosis in acute myeloid leukemia cells but not in normal CD34+ hematopoietic cells.
    [Oncogenesis]

    Full Article

    Human Hematopoietic Stem, Progenitor, and Immune Cells Respond Ex
    Vivo
    to SARS-CoV-2 Spike Protein

    Scientists examined the expression of ACE2, to which SARS-CoV-2 Spike protein binds to facilitate viral entry, in cord blood derived hematopoietic stem cells/hematopoietic progenitor cells and in peripheral blood derived immune cell subtypes.
    [Stem Cell Reviews and Reports]

    Full ArticleGraphical Abstract

    CLINICAL RESEARCH

    Autologous
    Hematopoietic Stem Cell Transplantation Compared with Alemtuzumab for Relapsing–Remitting Multiple Aclerosis: An Observational Study

    The authors compared outcomes after treatment with autologous hematopoietic stem cell transplantation and alemtuzumab in patients with relapsing–remitting multiple sclerosis.
    [Journal of Neurology Neurosurgery and Psychiatry]

    Full Article

    Novel
    Prognostic Scoring System for Autologous Hematopoietic Cell Transplantation in Multiple Myeloma

    Researchers studied 2,528 patients with upfront autologous hematopoietic cell transplantation for multiple myeloma from 2008–2017 to develop a prognostic model to predict outcomes.
    [British Journal of Haematology]

    Abstract


    Learn more about cGMP-manufactured StemSpan™-ACF Without Phenol Red for culturing hematopoietic cell therapy products
    REVIEWS

    Extinguishing the Embers: Targeting AML Metabolism

    The authors detail the metabolic features of leukemic stem cells (LSCs) and how these characteristics promote resistance to traditional chemotherapy. They also discuss new therapeutic approaches that target metabolic vulnerabilities of LSC to selectively eradicate them.
    [Trends in Molecular Medicine]

    Abstract

    Epigenetic Regulators as the Gatekeepers of Hematopoiesis

    Researchers bring together what is currently known about chromatin status and the development of cells in the hematopoietic system under normal and abnormal conditions.
    [Trends in Genetics]

    Full Article

    INDUSTRY AND POLICY NEWS

    NexImmune Establishes Research Initiative with City of Hope to Focus on Novel Immunotherapeutic Approaches to Acute Myeloid Leukemia

    NexImmune announced that it has signed a research initiative related to its AIM nanoparticle technology with City of Hope, a world-renowned independent research and treatment center for cancer, diabetes and other life-threatening diseases.
    [NexImmune]

    Press Release

    Keros
    Therapeutics, Inc. Announces Dosing of First Participants in Phase II Clinical Trial of KER-050 in Myelodysplastic Syndromes (MDS)

    Keros Therapeutics, Inc. announced that it has dosed the first two participants in a Phase II clinical trial evaluating KER-050 for the treatment of anemia and thrombocytopenia in myelodysplastic syndromes.
    [Keros Therapeutics, Inc.]

    Press Release

    Sumitomo
    Dainippon Pharma Oncology Announces First Patient Dosed in the Dubermatinib Arm of The Leukemia & Lymphoma Society’s Beat AML Master Clinical Trial in Patients with Acute Myeloid Leukemia

    Sumitomo Dainippon Pharma Oncology, Inc. announced the first patient has been dosed in a Phase Ib/II study evaluating the oral investigational agent, dubermatinib, an AXL kinase inhibitor, in combination with decitabine, in patients 60 years or older with newly diagnosed acute myeloid leukemia who have TP53 mutations and/or complex karyotype.
    [Sumitomo Dainippon Pharma Oncology, Inc.]

    Press Release

    EdiGene
    Announces IND Application for Its CRISPR/Cas 9 Gene-Editing Hematopoietic Stem Cell Therapy ET-01 in β-Thalassemia Accepted for Review by China National Medical Products Administration

    EdiGene, Inc. announced the Center for Drug Evaluation of China National Medical Products Administration has accepted for review the company’s Investigational New Drug application for ET-01, autologous CD34+ hematopoietic stem/progenitor cells with the erythroid -specific enhancer of the BCL11A gene modified by CRISPR/Cas9, an investigational gene-editing therapy for patients with transfusion dependent β-thalassemia.
    [EdiGene, Inc.]

    Press Release

    FEATURED EVENT

    Keystone
    Symposia: Emerging Cell Therapies: Realizing the Vision of NextGen Cell Therapeutics

    January 25 – January 27, 2021
    Virtual


    > See All Events

    JOB OPPORTUNITIES

    Senior Researcher – Translational Medicine and Therapeutics for Leukemia

    Karolinska Institutet – Flemingsberg, Sweden

    Computational
    Biologist – Transcription and Chromatin Factors in Hematopoiesis

    University of Navarra – Pamplona, Spain

    Clinical
    Research Associate – Hematology, Oncology, and Bone Marrow Transplantation

    The University of British Columbia – Vancouver, British Columbia, Canada


    Postdoctoral Fellow – Hematopoietic Stem Cell Biology

    University of Illinois at Chicago – Chicago, Illinois, United States

    Postdoctoral Fellowship – Hematopoiesis, Leukemia, and Bone Marrow Failure Syndromes

    The University of Texas Southwestern Medical Center – Dallas, Texas, United States

    > See All Jobs

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