Cell Therapy News Volume 24.19 | Jun 05 2023

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    2023-06-05 | CTN 24.19


    Cell Therapy News by STEMCELL Technologies
    Vol. 24.19 – 5 June, 2023
    TOP STORY

    A Novel Autologous CAR-T Therapy, YTB323, With Preserved T-Cell Stemness Shows Enhanced CAR T-Cell Efficacy in Preclinical and Early Clinical Development

    In preclinical mouse models, YTB323, a novel autologous CD19-directed CAR T-cell therapy expressing the same validated CAR as tisagenlecleucel, exhibited enhanced in vivo expansion and antitumor activity at lower doses than traditionally manufactured CAR T-cells.
    [Cancer Discovery]

    Abstract
    How can evaluating the immuno-oncology potential of compounds in vitro predict clinical outcomes? Watch this webinar by Dr. Alison O'Mahony, Eurofins DiscoverX
    PUBLICATIONSRanked by the impact factor of the journal

    Lysophosphatidic Acid Modulates CD8 T Cell Immunosurveillance and Metabolism To Impair Anti-Tumor Immunity

    Lysophosphatidic acid receptor signaling by CD8 T cells promoted tolerogenic states via metabolic reprogramming and potentiating exhaustive-like differentiation to modulate anti-tumor immunity.
    [Nature Communications]

    Full Article

    Developing Hypoimmunogenic Human iPSC-Derived Oligodendrocyte Progenitor Cells as an Off-the-Shelf Cell Therapy for Myelin Disorders

    Hypoimmunogenic iPSCs were generated through CRISPR/Cas9 editing of the human leukocyte antigen molecules. Oligodendrocyte progenitor cells were then differentiated and engrafted into the brains of Canavan disease mice and exhibited widespread distribution in the brain.
    [Advanced Science]

    Full Article

    Dual Human iPSC-Derived Cardiac Lineage Cell-Seeding Extracellular Matrix Patches Promote Regeneration and Long-Term Repair of Infarcted Hearts

    Scientists demonstrated the efficacy and mechanisms of mono- and dual-human pluripotent stem cell-derived cardiovascular progenitor cells- and cardiomyocytes-seeding small intestinal submucosal extracellular matrix for repair of infarcted hearts based on the side-by-side comparison.
    [Bioactive Materials]

    Full ArticleGraphical Abstract

    Unrelated or Haploidentical Allogeneic Hematopoietic Cell Transplantation in Second Complete Remission for Acute Myeloid Leukemia—Improved Outcomes Over Time: A European Society for Blood and Marrow Transplantation Acute Leukemia Working Party Study

    Even in the absence of a matched sibling donor, outcomes of allogeneic hematopoietic cell transplantation in second complete remission for acute myeloid leukemia have significantly improved over time, with most favorable outcomes achieved with matched unrelated donors.
    [Cancer]

    Abstract

    Activation-Inducible CAR Expression Enables Precise Control Over Engineered CAR T Cell Function

    Scientists manufactured activation-inducible CAR T cells with the help of CRISPR-mediated targeted integration. This new type of engineered T cells expressed the CAR gene dependent on their activation status.
    [Communications Biology]

    Full Article

    Exploratory Study on the Efficacy of Bortezomib Combining Mitoxantrone or CD22-CAR T Therapy Targeting CD19-Negative Relapse After CD19-CAR T Cell Therapy With a Simpler Cell-Line-Based Model

    Investigators established a cellular model system using a CD19-positive B lineage acute lymphoblastic leukemia (B-ALL) cell line Nalm-6 to investigate the treatment options for CD19-negative relapsed B-ALL after CD19-CAR T cell therapy.
    [Apoptosis]

    Abstract

    Efficient Chimeric Antigen Receptor (CAR) Targeting of a Central Epitope of CD22

    Researchers compared m971-CAR with a novel CAR derived from IS7, an antibody that targets a central epitope on CD22. The IS7-CAR has superior avidity, and is active and specific against CD22 positive targets, including B lineage acute lymphoblastic leukemia patient-derived xenograft samples.
    [Journal Of Biological Chemistry]

    Full Article

    Klotho Enhances Bone Regenerative Function of hPDLSCs via Modulating Immunoregulatory Function and Cell Autophagy

    Pretreatment with the recombinant human Klotho protein improved cell survival after human periodontal ligament stem cell transplantation and enhanced their ability to promote bone regeneration.
    [Journal Of Orthopaedic Surgery And Research]

    Full Article
    Try the New Standard in hPSC Maintenance: mTeSRâ„¢ Plus Medium
    REVIEWS

    Nanocarriers for Photodynamic-Gene Therapy

    Strategies involving the combination of photodynamic therapy and gene therapy were discussed, together with the role of nanocarriers in this synergistic therapeutic approach, including aspects related to the design of nanomaterials and anticancer performance in studies in vitro and in vivo.
    [Photodiagnosis And Photodynamic Therapy]

    Abstract
    INDUSTRY AND POLICY NEWS

    ‘It’s a Vote for Hope’: First Gene Therapy for Muscular Dystrophy Nears Approval, but Will It Work?

    On 22 June, the US Food and Drug Administration would decide whether to grant a fast-track approval to the first gene therapy for Duchenne muscular dystrophy, a genetic disorder that affects around 1 in 3,500 boys.
    [Nature]

    News Article
    FEATURED EVENT

    ICSCR 2023: International Conference on Stem Cell Research

    June 22 – 23, 2022
    Oslo, Norway

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    JOB OPPORTUNITIES

    Scientist – GMP Production, Quality Control

    King’s College London – London, England, United Kingdom

    Research Associate – Cancer Research

    Vlaams Instituut voor Biotechnologie – Ghent, Belgium

    Technical Associate – iPSCs, CRISPR

    Massachusetts Institute of Technology – Cambridge, Massachusetts, United States

    Postdoctoral Fellow – Tumor Microenvironment

    Centre for Oncology and Immunology – Hong Kong, Hong Kong

    Postdoctoral Fellow – Stem Cell and Regenerative Medicine

    Weill Cornell Medical College – New York, New York, United States

    > See All Jobs

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