Organoid News Volume 5.09 | Mar 7 2024

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    2024-03-07 | ON 5.09


    Organoid News by STEMCELL Technologies
    Vol. 5.09 – 7 March, 2024
    TOP STORY

    Single-Cell Guided Prenatal Derivation of Primary Fetal Epithelial Organoids from Human Amniotic and Tracheal Fluids

    Using single-cell analysis, the authors characterized the cellular identities present in human amniotic fluid. They identified and isolated viable epithelial stem/progenitor cells of fetal gastrointestinal, renal, and pulmonary origin.
    [Nature Medicine]

    Full ArticlePress Release
    Request a free copy of this wallchart for an overview of the different types of pluripotent cells
    PUBLICATIONSRanked by the impact factor of the journal

    SOX17 Enables Immune Evasion of Early Colorectal Adenomas and Cancers

    To understand this process in early colorectal cancers, scientists investigated how naive colon cancer organoids that were engineered in vitro to harbor Apc-null, KrasG12D and Trp53-null mutations adapted to the in vivo native colonic environment.
    [Nature]

    AbstractPress Release

    Morphological Diversification and Functional Maturation of Human Astrocytes in Glia-Enriched Cortical Organoid Transplanted in Mouse Brain

    Investigators demonstrated that induction of a gliogenic switch in a subset of progenitors enabled the rapid derivation of astroglial cells, which account for 25–31% of the cell population within 8–10 weeks of differentiation.
    [Nature Biotechnology]

    AbstractPress Release

    E-Cadherin Loss Drives Diffuse-Type Gastric Tumorigenesis via EZH2-Mediated Reprogramming

    Researchers discovered CDH1 inactivation in a subset of diffuse-type gastric adenocarcinoma (DGAC) patient tumors. Analyzing single-cell transcriptomes in malignant ascites, they identified two DGAC subtypes: DGAC1 (CDH1 loss) and DGAC2 (lacking immune response).
    [Journal Of Experimental Medicine]

    Abstract

    A Functional Personalized Oncology Approach against Metastatic Colorectal Cancer in Matched Patient Derived Organoids

    The authors established a panel of colorectal cancer (CRC) patient-derived organoids (PDOs) as clinically relevant biological systems, of which three pairs of matched metastatic CRC PDOs were derived from the primary sites and metastatic lesions.
    [npj Precision Oncology]

    Full Article

    Functional Intestinal Monolayers from Organoids Derived from Human iPS Cells for Drug Discovery Research

    Scientists established intestinal organoids from enterocyte-like cells generated using our protocol. Furthermore, monolayers were produced from the organoids.
    [Stem Cell Research & Therapy]

    Full Article

    Deciphering Fibroblast-Induced Drug Resistance in Non-Small Cell Lung Carcinoma through Patient-Derived Organoids in Agarose Microwells

    Investigators introduced an agarose microwell platform designed for patient-derived organoid-based tumor and tumor microenvironment models, enabling rapid drug screening and resistance studies with small sample volumes.
    [Lab On A Chip]

    AbstractGraphical Abstract

    Microphysiological Pancreas-on-Chip Platform with Integrated Sensors to Model Endocrine Function and Metabolism

    Researchers presented a thermoplastic-based microphysiological system aiming to model the complex microphysiological structure and function of the endocrine pancreas with concurrent real-time read-out capabilities.
    [Lab On A Chip]

    Full ArticleGraphical Abstract

    Cinnamic Acid Promotes Elongation of Hair Peg-Like Sprouting in Hair Follicle Organoids via Oxytocin Receptor Activation

    Treatment with cinnamic acid led to upregulation of oxytocin receptor and trichogenic gene expression in human dermal papilla cells.
    [Scientific Reports]

    Full Article
    Generate Dorsal Forebrain Organoids, Matrix-Free
    REVIEWS

    Cellular Reprogramming as a Tool to Model Human Aging in a Dish

    The authors explore the potential of 2D or 3D culture models comprising hiPSCs and transdifferentiated cells obtained from aged or age-related disorder-affected donors to enhance the understanding of human aging and to catalyze the discovery of anti-aging interventions.
    [Nature Communications]

    Full Article

    Vascularized Organoid-on-a-Chip: Design, Imaging, and Analysis

    Investigators provide an overview of the chip designs and culturing strategies employed for vascularized organoid-on-a-chip, as well as the applicable optical imaging and tissue optical clearing methods.
    [Angiogenesis]

    Abstract
    INDUSTRY AND POLICY NEWS

    Will These Reprogrammed Elephant Cells Ever Make a Mammoth?

    Scientists have finally managed to put elephant skin cells into an embryonic state. The breakthrough — announced by the de-extinction company Colossal Biosciences in Dallas, Texas — is an early technical success in Colossal’s high-profile effort to engineer elephants with woolly mammoth traits.
    [Nature]

    Editorial
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    JOB OPPORTUNITIES

    Postdoctoral Researcher – Skin Development, Wound Healing, & Cancer

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

    Group Leader Positions – Genetics, Molecular, and Cellular Biology

    The Institute of Genetics, Molecular and Cellular Biology – Strasbourg-Ville, France

    Research & Development Specialist – Bio Medical Image Analysis

    Luxembourg Centre for Systems Biomedicine – Esch-sur-Alzette, Luxembourg

    Postdoctoral Fellows and Research Scientist – Cardiac / Renal Biology

    Johns Hopkins Medicine Pathology – Baltimore, Maryland, United States

    Tenure-Track Faculty – Metabolic Sciences

    The Genomics Research Center, Academia Sinica – Taipei City, Taiwan

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