Mammary Cell News Volume 13.37 | Oct 7 2021

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    2021-10-07 | MCN 13.37


    Mammary Cell News by STEMCELL Technologies
    Vol. 13.37 – 7 October, 2021
    TOP STORY

    Surface-Tension-Induced Budding Drives Alveologenesis in Human Mammary Gland Organoids

    Investigators demonstrated that epithelial gland morphogenesis was induced by a local change from anisotropic to isotropic tension within the epithelial cell layer of developing human mammary gland organoids.
    [Nature Physics]

    AbstractPress Release
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    Targeting Neurons in the Tumor Microenvironment with Bupivacaine Nanoparticles Reduces Breast Cancer Progression and Metastases

    The authors designed PEGylated lipid nanoparticles loaded with a non-opioid analgesic, bupivacaine, to target neurons within breast cancer tumors and suppress nerve-to-cancer cross-talk.
    [Science Advances]

    Full Article

    Inflammatory Conversion of Quiescent Osteoblasts by Metastatic Breast Cancer Cells through pERK1/2 Aggravates Cancer-Induced Bone Destruction

    Scientists observed increased activation of pERK1/2 in osteolytic breast cancer cells and osteoblasts in human pathological specimens with aggressive osteolytic breast cancer metastases.
    [Bone Research]

    Full Article

    ALDH1A1 Activity in Tumor-Initiating Cells Remodels Myeloid-Derived Suppressor Cells to Promote Breast Cancer Progression

    Mechanistically, ALDH1A1 decreased the intracellular pH in breast cancer cells to promote phosphorylation of TAK1, activated NFκB signaling, and increased the secretion of granulocyte macrophage colony-stimulating factor, which led to myeloid-derived suppressor cell expansion and immunosuppression.
    [Cancer Research]

    Abstract

    HIF-1 Recruits NANOG as a Coactivator for TERT Gene Transcription in Hypoxic Breast Cancer Stem Cells

    Investigators showed that hypoxia-inducible factor 1α (HIF-1α) was required for NANOG-mediated breast CSC enrichment.
    [Cell Reports]

    Full ArticleGraphical Abstract

    Regulation of a Progenitor Gene Program by SOX4 Is Essential for Mammary Tumor Proliferation

    Scientists investigated the loss of SOX4 in mammary tumor development utilizing organoids derived from a PyMT genetic mouse model of breast cancer.
    [Oncogene]

    Full Article

    RNA Binding Protein RBMS3 Is a Common EMT Effector That Modulates Triple-Negative Breast Cancer Progression via Stabilizing PRRX1 mRNA

    The authors identified RNA Binding Motif Single Stranded Interacting Protein 3 (RBMS3) as a novel and common effector of epithelial-to-mesenchymal transition (EMT), which could be a promising therapeutic target for TNBC treatment.
    [Oncogene]

    Abstract

    Transmembrane Protein 97 Exhibits Oncogenic Properties via Enhancing LRP6-Mediated Wnt Signaling in Breast Cancer

    Researchers revealed that transmembrane protein 97 was a positive modulator of canonical Wnt signaling which was implicated in the tumorigenesis of breast cancer.
    [Cell Death & Disease]

    Full Article

    Single-Cell RNA Sequencing Reveals Cell Heterogeneity and Transcriptome Profile of Breast Cancer Lymph Node Metastasis

    Scientists identified nine cancer cell subclusters including CD44+/ALDH2+/ALDH6A1+ breast cancer stem cells, which had a copy-number variants profile similar to that of normal breast tissue.
    [Oncogenesis]

    Full Article

    An Unusual Nicotinamide Derivative, 4-Pyridone-3-Carboxamide Ribonucleoside (4PYR), Is a Novel Endothelial Toxin and Oncometabolite

    Lung metastasis and endothelial function were analyzed together with blood nucleotides, plasma amino acids, nicotinamide metabolites, and vascular ectoenzymes of nucleotide catabolism.
    [Experimental & Molecular Medicine]

    Full Article

    Melatonin and Doxorubicin Synergistically Enhance Apoptosis via Autophagy-Dependent Reduction of AMPKα1 Transcription in Human Breast Cancer Cells

    Scientists found that melatonin synergized with doxorubicin to induce apoptosis of breast cancer cells by decreasing the expression of AMP-activated protein kinase α1 (AMPK α1), which acted as a critical survival factor for cancer cells.
    [Experimental & Molecular Medicine]

    Full Article

    PEAK1 Promotes Invasion and Metastasis and Confers Drug Resistance in Breast Cancer

    The authors investigated pseudopodium-enriched atypical kinase 1 (PEAK1) expression in breast cancer and its role in breast cancer cells in vitro and in vivo and analyzed the relationship with clinicopathological status and chemotherapy resistance.
    [Clinical and Experimental Medicine]

    Full Article
    As a scientist, how you separate the facts from the claims is just as important as how you separate your cells. See for yourself.
    REVIEWS

    Emerging Role of Ferroptosis in Breast Cancer: New Dawn for Overcoming Tumor Progression

    Investigators discuss the roles of ferroptosis-associated modulators glutathione, glutathione peroxidase 4, iron, nuclear factor erythroid-2 related factor-2, superoxide dismutases, lipoxygenase and coenzyme Q in breast cancer and provide evidence that ferroptosis inducers eliminate breast cancer cells.
    [Pharmacology & Therapeutics]

    Abstract

    Key Factor Regulating Inflammatory Microenvironment, Metastasis, and Resistance in Breast Cancer: Interleukin-1 Signaling

    Scientists provide an overview of interleukin-1 (IL-1)-mediated signal communication in breast cancer and discuss the potential of IL-1 as a therapeutic target especially for metastatic breast cancer and combination therapy and current problems.
    [Mediators of Inflammation]

    Full Article

    Asymmetric Cell Division of Mammary Stem Cells

    The authors discuss asymmetric cell division in breast/mammary stem cells and implications on further research, with focus on the role asymmetric cell division may play in breast cancer.
    [Cell Division]

    Full Article
    INDUSTRY AND POLICY NEWS

    First Patient Dosed in Phase II Study of TLX250-CDx in Triple-Negative Breast Cancer

    Telix Pharmaceuticals Limited announced that a first patient has been dosed in a Phase II study of TLX250-CDx in patients with TNBC.
    [Telix Pharmaceuticals]

    Press Release

    Gilead Marks Fifth Approval for Trodelvy® in Metastatic Triple-Negative Breast Cancer Under Project Orbis Initiative with Health Canada Authorization

    Gilead Sciences, Inc. announced that Health Canada has approved Trodelvy® for the treatment of adult patients with unresectable locally advanced or metastatic TNBC who have received two or more prior therapies, at least one of them for metastatic disease.
    [Gilead Sciences, Inc.]

    Press Release

    Breast Cancer Research Focused on Proteins in Natural Killer Cells

    University of Windsor’s Munir Rahim has been awarded a $120,000 research grant through the Cancer Research Society for launching ground-breaking research that could lead to new treatments for breast cancer.
    [University of Windsor]

    Press Release
    FEATURED EVENT

    Biological Assemblies: Phase Transitions

    November 1 – 3, 2021
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    JOB OPPORTUNITIES

    Postdoctoral Fellow – Tumor Heterogeneity and Development of Resistant Cancer

    City of Hope – Los Angeles, California, United States

    Postdoctoral Fellow – Molecular and Cellular Oncology

    The University of Texas MD Anderson Cancer Center – Houston, Texas, United States

    Postdoctoral Fellow – Cancer Immunology

    Weill Cornell Medicine – New York, New York, United States

    Postdoctoral Fellow – Breast and Colorectal Cancer

    Dalhousie University – Halifax, Nova Scotia, Canada

    PhD Scientists – Tumor Immune Microenvironment

    Moores Cancer Center, UC San Diego – San Diego, California, United States

    > See All Jobs

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