Pancreatic Cell News Volume 14.45 | Nov 21 2023

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    2023-11-21 | PACN 14.45


    Pancreatic Cell News by STEMCELL Technologies
    Vol. 14.45 – 21 November, 2023
    TOP STORY

    SERPINB3-MYC Axis Induces the Basal-Like/Squamous Subtype and Enhances Disease Progression in Pancreatic Cancer

    Metabolome analyses unveiled a metabolic signature linked to both SERPINB3 and the basal-like/squamous subtype, characterized by heightened carnitine/acylcarnitine and amino acid metabolism, associated with poor prognosis in patients with PDAC and elevated cellular invasiveness.
    [Cell Reports]

    Full ArticleGraphical Abstract
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    METTL3-Mediated m6A Methylation Controls Pancreatic Bipotent Progenitor Fate and Islet Formation

    The authors generated transgenic mice lacking RNA methyltransferase-like 3 (Mettl3) specifically in Pdx1+ pancreatic progenitor cells and found the mutant mice developed hyperglycemia and hypo-insulinemia at two weeks of age.
    [Diabetes]

    Abstract

    Genetic Lineage Tracing Identifies Adaptive Mechanisms of Pancreatic Islet β Cells in Various Mouse Models of Diabetes with Distinct Age of Initiation

    Investigators applied high-fat diet and streptozotocin treatment diabetic mouse models, triggered at different ages, to pursue the cell fate transition of islet β cells.
    [Science China Life Sciences]

    Abstract

    LncRNA Malat1 Regulates iPSC-Derived β-Cell Differentiation by Targeting the miR-15b-5p/Ihh Axis

    β-like cells were derived from iPSCs in a three-step protocol. RNA sequencing and bioinformatics analysis were carried out to screen the differentially expressed lncRNAs and identify the putative target genes separately.
    [Cellular Signalling]

    AbstractGraphical Abstract

    Effect of Cell Density of an MAA-Based Hydrogel Implant on Embedded Islet Function and Viability

    Researchers showed in mice that the hydrogel was able to provide sufficient vasculature to support islet function and viability, when islets were used at a low islet volume fraction.
    [Tissue Engineering Part A]

    Abstract

    Islet Architecture in Adult Mice Is Actively Maintained by Robo2 Expression in β Cells

    Scientists conditionally deleted Robo2 in β cells of adult mice and observed their islet architecture following a two-month chase.
    [Developmental Biology]

    Full ArticleGraphical Abstract

    Arachidonate 15-Lipoxygenase-Mediated Production of Resolvin D5n-3 DPA Abrogates Pancreatic Stellate Cell-Induced Cancer Cell Invasion

    Using liquid chromatography–tandem mass spectrometry-based lipid mediator profiling pancreatic stellate cells as well as primary human cancer-associated fibroblasts expressed enzymes and receptors to produce and respond to specialized pro-resolving mediators.
    [Frontiers In Immunology]

    Full ArticleGraphical Abstract

    Overexpression of ZNF488 Supports Pancreatic Cancer Cell Proliferation and Tumorigenesis through Inhibition of Ferroptosis via Regulating SCD1-Mediated Unsaturated Fatty Acid Metabolism

    Human embryonic stem cells were genetically modified to stably overexpress ferritin using the CRISPR-Cas9 system. Cellular toxicity associated with ferritin overexpression and manganese supplementation were assessed based on cell viability, proliferation, and metabolic activity.
    [Current Stem Cell Research & Therapy]

    Full Article

    Quantifying the Potential Benefits of Early Detection for Pancreatic Cancer through a Counterfactual Simulation Modeling Analysis

    Researchers developed a PDAC population model that simulated an individual patient’s age and stage at diagnosis, while replicating overall US cancer incidence and mortality rates. The model includes “cancer sojourn time,” serving as a proxy for the speed of cancer progression.
    [Scientific Reports]

    Full Article
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    REVIEWS

    Amino Acid-Stimulated Insulin Secretion: A Path Forward in Type 2 Diabetes

    Investigators highlight evidence that supports the relative preservation of amino acid-stimulated insulin secretion compared to glucose-stimulated insulin secretion in type 2 diabetes, and make the case for the therapeutic potential of amino acids.
    [Amino Acids]

    Abstract
    INDUSTRY AND POLICY NEWS

    Renowned Diabetes Researcher Will Bolster World-Leading Expertise at U of A

    A renowned expert is joining the University of Alberta to research a critical underlying defect in all types of diabetes, with the goal of improving treatment, thanks to support through the Canada Excellence Research Chairs program.
    [University of Alberta]

    Press Release

    Researchers are Developing Pancreas-Like Tissue to Help People with Diabetes

    A UMass Lowell scientist is hoping to improve the quality of life for those with diabetes using innovative biomaterials and engineered cells and tissues, including an insulin-producing, bioengineered pancreas-like tissue.
    [The University of Massachusetts Lowell]

    Press Release
    FEATURED EVENT

    9th International Conference on Mechanics of Biomaterials and Tissues

    December 16 – 20, 2023
    Waikoloa Beach, Hawaii, United States

    > See All Events

    JOB OPPORTUNITIES

    Research Assistant – Epigenetics

    Babraham Institute – Cambridge, England, United Kingdom

    PhD Student – Cancer Science

    University of Oxford – Oxford, England, United Kingdom

    Research Associate – Immunophenotyping of Tumor Microenvironment

    Cedars-Sinai – Los Angeles, California, United States

    Postdoctoral Researcher – Cancer Bioinformatics and Immunotherapies

    Armenian Bioinformatics Institute – Yerevan, Armenia

    Research Technician – Type 1 Diabetes

    Helmholtz Association of German Research Centres – Memphis, Tennessee, United States

    > See All Jobs

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