Organoid News Volume 4.47 | Nov 30 2023

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    2023-11-30 | ON 4.47


    Organoid News by STEMCELL Technologies
    Vol. 4.47 – 30 November, 2023
    TOP STORY

    Multi-Chamber Cardioids Unravel Human Heart Development and Cardiac Defects

    The authors established a human cardioid platform that recapitulated the development of all major embryonic heart compartments, including right and left ventricles, atria, outflow tract, and atrioventricular canal.
    [Cell]

    Full ArticleGraphical Abstract
    Mature STEMdiffâ„¢ Midbrain Organoids exhibiting brain-region-specific marker expression
    PUBLICATIONSRanked by the impact factor of the journal

    Joint Epigenome Profiling Reveals Cell-Type-Specific Gene Regulatory Programmes in Human Cortical Organoids

    Researchers combined a 3D genome, RNA, accessibility and methylation sequencing method with immunoFACS and RNA sequencing in cortical organoids to map the cell-type-specific regulatory landscape of human neural development across multiple epigenetic layers.
    [Nature Cell Biology]

    Full Article

    Temporal Morphogen Gradient-Driven Neural Induction Shapes Single Expanded Neuroepithelium Brain Organoids with Enhanced Cortical Identity

    Scientists showed that initiating neural induction in a temporal stepwise gradient guided the generation of brain organoids composed of a single, self-organized apical-out neuroepithelium.
    [Nature Communications]

    Full ArticlePress Release

    Rapid Prototyping of Thermoplastic Microfluidic 3D Cell Culture Devices by Creating Regional Hydrophilicity Discrepancy

    The suitability of the microfluidic device for dynamic 3D cell culture was tested by growing human hepatocytes in the device under controlled fluid flow for a 14-day period.
    [Advanced Science]

    Full Article

    Microfluidic Organoid Cultures Derived from Pancreatic Cancer Biopsies for Personalized Testing of Chemotherapy and Immunotherapy

    Researchers demonstrated that microfluidic patient-derived cancer organoids were phenotypically and genotypically similar to the gold-standard Matrigel organoids with the advantages of 1) spheroid uniformity, 2) minimal cell number requirement, and 3) not relying on Matrigel.
    [Advanced Science]

    Full Article

    Neurodevelopmental Defects in Human Cortical Organoids with N-Acetylneuraminic Acid Synthase Mutation

    Investigators found that N-acetylneuraminic acid synthase mutation resulted in the absence of both sialic acid and protein polysialylation in the cortical organoids and notably reduced the proliferation and expansion of neural progenitors.
    [Science Advances]

    Full Article

    Germline PTEN Genotype-Dependent Phenotypic Divergence During the Early Neural Developmental Process of Forebrain Organoids

    Scientists showed that the PTENG132D allele disrupted early neuroectoderm formation during the first several days of organoid generation, and results in deficient electrophysiology.
    [Molecular Psychiatry]

    Abstract

    Detecting Host Responses to Microbial Stimulation Using Primary Epithelial Organoids

    Researchers derived organoids from the small intestine from a cohort of healthy individuals. Culturing intestinal epithelium on a flat laminin matrix induced their differentiation, facilitating analysis of microbial responses via the apical membrane normally exposed to the luminal content.
    [Gut Microbes]

    Full Article

    Vasculature-on-a-Chip with a Porous Membrane Electrode for In Situ Electrochemical Detection of Nitric Oxide Released from Endothelial Cells

    A porous gold membrane electrode was placed directly beneath the cells for in situ and real-time measurements of nitrous oxide.
    [Analytical Chemistry]

    AbstractGraphical Abstract
    Learn strategies and tips for choosing which scientific conferences to attend.
    REVIEWS

    Patient-Derived Microphysiological Systems for Precision Medicine

    The authors describe the significance of patient-derived microphysiological systems in precision medicine as well as their unique capacity to offer valuable insights into individual patient characteristics.
    [Advanced Healthcare Materials]

    AbstractFull Article
    INDUSTRY AND POLICY NEWS

    World’s Biggest Set of Human Genome Sequences Opens to Scientists

    The whole genomes of 500,000 people in the UK Biobank will help researchers to probe our genetic code for links to disease.
    [Nature News]

    Editorial
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