Hematopoiesis News Volume 13.05 | Feb 8 2022

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    2022-02-08 | HN 13.05


    Hematopoiesis News by STEMCELL Technologies
    Vol. 13.05 – 8 February, 2022
    TOP STORY

    Noncoding Genetic Variation in GATA3 Increases Acute Lymphoblastic Leukemia Risk through Local and Global Changes in Chromatin Conformation

    Through targeted sequencing in 5,008 patients, investigators identified a key regulatory germline variant in GATA3 associated with Philadelphia chromosome-like acute lymphoblastic leukemia.
    [Nature Genetics]

    AbstractPress Release
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    PUBLICATIONSRanked by the impact factor of the journal

    Transient Inhibition of the JAK/STAT Pathway Prevents B-ALL Development in Genetically Predisposed Mice

    Researchers showed in Pax5+/- mice that transient, early-life administration of clinically relevant doses of ruxolitinib, a JAK1/2 inhibitor, significantly mitigated the risk of B cell acute lymphoblastic leukemia following exposure to infection.
    [Cancer Research]

    AbstractFull Article

    Aging of Human Hematopoietic Stem Cells Is Linked to Changes in Cdc42 Activity

    Scientists characterized age-related phenotypes of human HSCs and reported increased frequencies of HSC, hematopoietic progenitor cells and lineage negative cells in the elderly but a decreased frequency of multi-lymphoid progenitors.
    [Haematologica]

    Abstract

    LncRNA BC200/miR-150-5p/MYB Positive Feedback Loop Promotes the Malignant Proliferation of Myelodysplastic Syndrome

    The authors revealed that the BC200/miR-150-5p/MYB positive feedback loop promoted the proliferation of myelodysplastic syndrome (MDS) cells and was expected to be a potential biomarker and therapeutic target in MDS.
    [Cell Death & Disease]

    Full Article

    Lactate Maintains BCR/Abl Expression and Signaling in Chronic Myeloid Leukemia Cells under Nutrient Restriction

    Investigators directed a study to deepen the effects of nutrient shortage on BCR/Ablprotein expression and signaling in chronic myeloid leukemia cells.
    [Oncology Research]

    Abstract

    The KRAS-G12D Mutation Induces Metabolic Vulnerability in B Cell Acute Lymphoblastic Leukemia

    The authors found that Reh acute lymphoblastic leukemia cells bearing the KRAS-G12D mutation showed increased proliferation rates in vitro but displayed severely compromised growth in mice.
    [iScience]

    AbstractFull ArticleGraphical Abstract

    Effects of Bone Marrow-Derived Mesenchymal Stem Cells Exposed to Endocrine-Disrupting Chemicals on the Differentiation of Umbilical Cord Blood Hematopoietic Stem Cells

    Scientists investigated the effect of Bisphenol A and diethylhexyl phthalate on the clonogenic capacity of umbilical cord blood HSCs.
    [Environmental Science and Pollution Research]

    Abstract

    Acute Myeloid Leukemia Displaying Clonal Instability during Treatment: Implications for Measurable Residual Disease Assessments

    Investigators performed targeted panel sequencing of paired diagnostic and first treatment evaluation samples in 69 patients with residual disease by morphology or measurable residual disease level >0.02.
    [Experimental Hematology]

    Abstract

    Individualized Dosing of Anti-Thymocyte Globulin in Pediatric Unrelated Allogeneic Hematopoietic Stem-Cell Transplantation (PARACHUTE): A Single-Arm, Phase II Clinical Trial

    Scientists reported the results of a prospective, single-arm, Phase II clinical trial done at the University Medical Center Utrecht and the Princess Máxima Center for Pediatric Oncology to investigate individualized dosing of anti-thymocyte globulin for unrelated allogeneic HSC transplantation in pediatric patients.
    [Lancet Haematology]

    AbstractPress Release

    Genetic Correlates in Patients with Philadelphia Chromosome-Positive Acute Lymphoblastic Leukemia Treated with Hyper-CVAD plus Dasatinib or Ponatinib

    The authors systematically analyzed genetic alterations in adults with Philadelphia chromosome-positive acute lymphoblastic leukemia uniformly treated in clinical trials with dasatinib-based regimens or a ponatinib-based regimen.
    [Leukemia]

    Abstract

    Molecular Profile of FLT3-Mutated Relapsed/Refractory AML Patients in the Phase III ADMIRAL Study of Gilteritinib

    Researchers provided insight into the relapsed or refractory (R/R) AML molecular profile and the impact of FLT3 inhibitors on mutational evolution associated with treatment resistance and benefit of gilteritinib across a wide spectrum of molecular and genetic subgroups in FLT3-mutated R/R AML.
    [Blood Advances]

    Abstract
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    REVIEWS

    Clonal Hematopoiesis and Vascular Disease

    The authors summarize current understanding of clonal hematopoiesis with a focus on cardiovascular disease and inflammation while outlining the potential, yet unexplored, relationship between clonal hematopoiesis and autoimmune disease.
    [Seminars in Immunopathology]

    AbstractGraphical Abstract

    Transport and Metabolism of Tyrosine Kinase Inhibitors Associated with Chronic Myeloid Leukemia Therapy: A Review

    Scientists focus on the pharmacokinetics of approved tyrosine kinase inhibitors related to chronic myeloid leukemia therapy to comprehend their specificity, tolerability, and off-target effects.
    [Molecular and Cellular Biochemistry]

    Abstract
    INDUSTRY AND POLICY NEWS

    ADCETRIS® Combination Significantly Improves Overall Survival in Newly Diagnosed Patients with Advanced Hodgkin Lymphoma

    Seagen, Inc. announced that the Phase III ECHELON-1 clinical trial demonstrated a statistically significant improvement in overall survival in patients with advanced classical Hodgkin lymphoma following treatment with ADCETRIS in combination with chemotherapy.
    [Seagen, Inc.]

    Press Release

    BioMarin Reports a Serious Adverse Event for Its Phase I/II Gene Therapy Trial for Hemophilia A

    BioMarin’s gene therapy for hemophilia A is currently in development and not yet licensed by regulators. Speaker Prof Johnny Mahlangu reported an update from BioMarin’s ongoing Phase I/II study, namely that in November 2021, a single serious adverse event was reported in a patient from this study who had developed a lump in their neck, which was later diagnosed as salivary gland cancer.
    [EHC News]

    Press Release
    FEATURED EVENT

    European Society for Blood and Marrow Transplant (EBMT)

    March 19 – 23, 2022
    Prague, Czech Republic & Online

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Research Fellow – Virology

    George Mason University – Prince William, Virginia, United States

    Postdoctoral Position – Regenerative Medicine

    Stanford University – Stanford, California, United States

    Postdoctoral Scholar – Pediatric Hematology

    Penn State College of Medicine – Hershey, Pennsylvania, United States

    Faculty Position – Hematopathology

    University of Vermont – Burlington, Vermont, United States

    Postdoctoral Positions – Clinical Proteomics

    University of Copenhagen – Copenhagen, Denmark

    > See All Jobs

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