Cell Therapy News Volume 22.15 | Apr 26 2021

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    CTN 22.15 | Apr 26 2021


    Cell Therapy News by STEMCELL Technologies
    Vol. 22.15 – 26 April, 2021
    TOP STORY

    Antigen-Independent Activation Enhances the Efficacy of 4–1BB-Costimulated CD22 CAR T Cells

    Scientists present the composite outcomes of two pilot clinical trials of T cells bearing a 4-1BB-based, CD22-targeting CAR in patients with relapsed or refractory acute lymphoblastic leukemia.
    [Nature Medicine]

    Abstract

    Microscopy images of pluripotent stem cells (PSCs) and PSC-derived cells for the #StemCellfie contest.
    PUBLICATIONSRanked by the impact factor of the journal

    Inhibition of Post-Surgery Tumor Recurrence via a Hydrogel Releasing CAR-T Cells and Anti-PDL1-Conjugated Platelets

    Researchers showed that the release, through the implantation of a hyaluronic acid hydrogel, of CAR-T cells targeting the human chondroitin sulfate proteoglycan 4, polymer nanoparticles encapsulating the cytokine interleukin-15 and platelets conjugated with the checkpoint inhibitor programmed death-ligand 1 into the tumor cavity of mice with a resected subcutaneous melanoma tumour inhibits the local recurrence of the tumor.
    [Nature Biomedical Engineering]

    Abstract

    Patient-Derived Glial Enriched Progenitors Repair Functional Deficits Due to White Matter Stroke and Vascular Dementia in Rodents

    The authors characterized the cellular properties and in vivo tissue repair activity of glial enriched progenitor cells differentiated from human-induced pluripotent stem cells.
    [Science Translational Medicine]

    AbstractPress Release

    CRISPR-Based Genome Editing in Primary Human Pancreatic Islet Cells

    Scientists demonstrated successful genome editing in primary human islets using CRISPR and Cas9. They established a paradigm for genetic studies in human islet cells, and revealed regulatory and genetic mechanisms linking non-coding variants to human diabetes risk.
    [Nature Communications]

    Full Article

    CD44v6-Targeted CAR T-Cells Specifically Eliminate CD44 Isoform 6 Expressing Head/Neck Squamous Cell Carcinoma Cells

    Investigators established a highly specific chimeric antigen receptors (CAR) against CD44v6 on head and neck squamous cell carcinoma cells that could be expressed on normal T-cells with lentiviral vectors.
    [Oral Oncology]

    Abstract

    Restoration of Visual Function in Advanced Disease after Transplantation of Purified Human Pluripotent Stem Cell-Derived Cone Photoreceptors

    The authors showed restoration of visual function after transplantation of purified human pluripotent stem cell-derived cones into a mouse model of advanced degeneration.
    [Cell Reports]

    Full Article

    Stem Cells for Bronchopulmonary Dysplasia in Preterm Infants: A Randomized Controlled Phase II Trial

    Scientists investigated the therapeutic efficacy of mesenchymal stem cells for bronchopulmonary dysplasia in premature infants.

    Full ArticleEditorial

    Establishment of Functional Epithelial Organoids from Human Lacrimal Glands

    Researchers demonstrated that the established lacrimal gland (LG) organoids resembled the characteristics of normal LG tissue and may be used as a therapy for patients with dry eye disease.
    [Stem Cell Research & Therapy]

    Full Article

    Mechanistic and Therapeutic Distinctions between Cardiosphere-Derived Cell and Mesenchymal Stem Cell Extracellular Vesicle Non-Coding RNA

    Investigators compared extracellular vesicles derived from multiple human mesenchymal stem cell and cardiosphere-derived cell donors using diverse in vitro and in vivo assays.
    [Scientific Reports]

    Full Article

    Preclinical Evaluation for Engraftment of CD34+ Cells Gene-Edited at the Sickle Cell Disease Locus in Xenograft Mouse and Non-human Primate Models

    Gene-edited SCD CD34+ cells contributed corrected cells 6 months post-xenograft mouse transplant without off-target δ-globin editing.
    [Cell Reports Medicine]

    Full ArticleGraphical Abstract

    The StemSpan™ T Cell Generation Kit is designed to promote differentiation of HSPCs into T cells in stroma- and serum-free culture conditions.
    REVIEWS

    Cellular Networks Controlling T Cell Persistence in Adoptive Cell Therapy

    The authors discuss existing barriers and strategies to overcome them for successful T cell expansion and persistence in the context of adoptive T cell immunotherapy for solid cancers.
    [Nature Reviews Immunology]

    Abstract

    Delivery Technologies to Engineer Natural Killer Cells for Cancer Immunotherapy

    Scientists provide an overview of the use of NK cells in cancer immunotherapy, their current status in clinical trials, as well as the design and implementation of delivery technologies.
    [Cancer Gene Therapy]

    Abstract

    INDUSTRY AND POLICY NEWS

    Vertex and Obsidian Therapeutics Establish Collaboration to Discover Novel Therapies That Regulate Gene Editing

    Vertex Pharmaceuticals, Inc. and Obsidian Therapeutics announced that the two companies have entered into a strategic research collaboration and licensing agreement focused on the discovery of novel therapies that regulate gene editing for the treatment of serious diseases.
    [Vertex Pharmaceuticals, Inc.]

    Press Release

    LEXEO Therapeutics Announces FDA Fast Track Designation Granted to LX1001

    LEXEO Therapeutics announced that the FDA has granted Fast Track designation to LX1001, the company’s adeno-associated virus mediated gene therapy program, for the potential treatment of apolipoprotein E4 associated Alzheimer’s disease.
    [LEXEO Therapeutics]

    Press Release

    FEATURED EVENT

    Tumor Heterogeneity, Plasticity and Therapy

    May 5 – 6, 2021
    Virtual

    > See All Events

    JOB OPPORTUNITIES

    Postdoctoral Fellow – Vascular Cell Signaling

    LSU Health Science Center – Shreveport, Louisianam United States

    Postdoctoral Fellow or Research Scientist – Cell and Gene Therapy of Cancer

    Rutgers University – New Brunswick, New Jersey, United States

    Postdoctoral Position – Gene and Cell Therapy Development for Treatment of Primary Immune Deficiencies

    NIH National Institute of Allergy and Infectious Diseases – Bethesda, Maryland, United States

    Lab Scientist – Tissue and Cellular Therapy

    The University of Iowa – Iowa City, Iowa, United States

    Assistant Professor – Hematology

    University of Washington – Seattle, Washington, United States

    > See All Jobs

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