Mammary Cell News Volume 14.29 | Aug 4 2022

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    2022-08-04 | MCN 14.29


    Mammary Cell News by STEMCELL Technologies
    Vol. 14.29 – 4 August, 2022
    TOP STORY

    Triple-Negative Breast Cancer Metastasis Involves Complex Epithelial-Mesenchymal Transition Dynamics and Requires Vimentin

    The authors demonstrated that spontaneous TNBC tumors from a genetically engineered mouse model, multiple patient-derived xenografts, and archival patient samples exhibited large populations in vivo of hybrid E/M cells that led invasion ex vivo while expressing both epithelial and mesenchymal characteristics.
    [Science Translational Medicine]

    Abstract

    Explore Antibodies for Epithelial Cell Markers
    PUBLICATIONSRanked by the impact factor of the journal

    Phenotypic Heterogeneity Driven by Plasticity of the Intermediate EMT State Governs Disease Progression and Metastasis in Breast Cancer

    Investigators isolated multiple distinct single-cell clones from the SUM149PT human breast cell line spanning the epithelial-to-mesenchymal transition (EMT) spectrum having diverse migratory, tumor-initiating, and metastatic qualities, including three unique intermediates.
    [Science Advances]

    Full Article

    Reactive Oxygen Species-Responsive Dual-Targeted Nanosystem Promoted Immunogenic Cell Death against Breast Cancer

    A synergistic immunotherapy strategy for breast cancer incorporating immune cell infiltration, immunogenic cell death, and dendritic cell maturation through a reactive oxygen species-responsive dual-targeted smart nanosystem for the simultaneous release of DOX, R848, and MIP-3α in the tumor microenvironment was reported.
    [Bioengineering & Translational Medicine]

    Full Article

    EZH2 T367 Phosphorylation Activates p38 Signaling through Lysine Methylation to Promote Breast Cancer Progression

    Dual inhibition of enhancer of zeste homolog 2 (EZH2) methyltransferase and p38 kinase activities downregulated pEZH2-T367, H3K27me3, and p-p38 pathways in vivo, and reduced TNBC growth and metastasis.
    [iScience]

    AbstractFull ArticleGraphical Abstract

    CircPDSS1 Promotes the Proliferation, Invasion, Migration, and EMT of Breast Cancer Cell via Regulating miR-320c/CKAP5 Axis

    CircPDSS1 was upregulated in breast cancer (BC) cells, and circPDSS1 knockdown repressed BC cell malignant behaviors.
    [Cancer Cell International]

    Full Article

    Invadopodia Enable Cooperative Invasion and Metastasis of Breast Cancer Cells

    Researchers demonstrated that the isogenic 4T1 and 67NR breast cancer cells sorted from each other in 3D spheroids, followed by cooperative invasion.
    [Communications Biology]

    Full Article

    Detection and Spatiotemporal Analysis of In Vitro 3D Migratory Triple-Negative Breast Cancer Cells

    Scientists presented an image processing and segmentation pipeline for the detection of 3D GFP-fluorescent TNBC cell nuclei, and they performed quantitative analysis of the formed spatial patterns and their temporal evolution.
    [Annals of Biomedical Engineering]

    Abstract

    Glucose Deprivation Reduces Proliferation and Motility, and Enhances the Anti-Proliferative Effects of Paclitaxel and Doxorubicin in Breast Cell Lines In Vitro

    Researchers examined the effect of glucose as well as its deprivation, and antagonism using the non-metabolized analogue 2-deoxy glucose, on the proliferation of several breast cancer cell lines MCF7, MDA-MB-231, YS1.2 and pII and one normal breast cell line, using the MTT assay.
    [PLoS One]

    Full Article

    Virtual Conference Exhibition: Pluripotent Stem Cells
    REVIEWS

    Dysregulation of Splicing Variants and Spliceosome Components in Breast Cancer

    Investigators compile the current knowledge demonstrating the altered expression of splicing variants and spliceosomal components in breast cancer, showing the existence of a growing body of evidence supporting the close implication of the alteration in the splicing process in mammary tumorigenesis.
    [Endocrine-Related Cancer]

    Full Article

    INDUSTRY AND POLICY NEWS

    Qualigen Therapeutics Reports Positive QN-247 Readout in Triple Negative Breast Cancer In Vivo Model

    Qualigen Therapeutics, Inc. announced it has completed its in vivo efficacy analysis of QN-247 in solid tumors. Data demonstrated robust efficacy and no safety signals in a TNBC model.
    [Qualigen Therapeutics, Inc.]

    Press Release

    Greenwich LifeSciences Provides Updates on Flamingo-01 Phase III Clinical Trial

    FLAMINGO-01 is a Phase III clinical trial designed to evaluate the safety and efficacy of GLSI-100 in HER2/neu positive breast cancer patients who had residual disease or high-risk pathologic complete response at surgery and who have completed both neoadjuvant and postoperative adjuvant trastuzumab based treatment.
    [Greenwich LifeSciences, Inc.]

    Press Release

    FEATURED EVENT

    Diet, Nutrition and Cancer Cell Metabolism

    October 24 – 26, 2022
    Madrid, Spain

    > See All Events

    JOB OPPORTUNITIES

    Research Associate Professor – Breast Cancer Metastasis

    Albert Einstein College of Medicine – Bronx, New York, United States

    Postdoctoral Researcher – Brain Metastasis from Lung and Breast Cancers

    Hershey College of Medicine – Hershey, Pennsylvania, United States

    Postdoctoral Position – Cancer Research

    Albert Einstein College of Medicine – Bronx, New York, United States

    Postdoctoral Fellows – Bioinformatics

    Memorial Sloan Kettering Cancer Center – New York, New York, United States

    Postdoctoral Fellow – Computational Analysis of Human Microbiome Data

    European Molecular Biology Laboratory – Heidelberg, Germany

    > See All Jobs

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