Mammary Cell News Volume 2.35 | Sep 16 2010

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    Mammary Cell News 2.35 September 16, 2010.
    In this issue: Science News  |  Current Publications  |  Industry News  |  Policy News  |  EventsSubscribe  |  Unsubscribe

    TOP STORY

    Targeting Mitochondrial Glutaminase Activity Inhibits Oncogenic Transformation  ShareThis
    Researchers describe a small molecule inhibitor that blocks oncogenic transformation induced by various Rho GTPases in fibroblasts, and the growth of human breast cancer and B lymphoma cells, without affecting normal cells. [Cancer Cell]

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    SCIENCE NEWS

    Calcium Deposits Could Improve Breast Cancer Diagnosis
    Scientists have discovered for the first time that studying calcium deposits in the breast, often detected through screening, could help doctors diagnose breast cancer more effectively. [Press release from Cancer Research UK discussing online prepublication in the British Journal of Cancer]

    Stress Accelerates Breast Cancer Progression in Mice
    This study provides a model that not only demonstrates that stress can speed up cancer progression, but also details the pathway used to change the biology of immune cells that inadvertently promote the spread of cancer to distant organs, where it is much harder to treat. [Press release from EurekAlert! discussing online prepublication in Cancer Research]

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    CURRENT PUBLICATIONS (Ranked by Impact Factor of the Journal)

    LABORATORY RESEARCH

    Loss of miR-200 Inhibition of Suz12 Leads to Polycomb-Mediated Repression Required for the Formation and Maintenance of Cancer Stem Cells
    In an inducible oncogenesis model, the miR-200 family is inhibited during cancer stem cell (CSC) formation but not transformation, and inhibition of miR-200b increases CSC formation. [Mol Cell]

    Allele-Specific Copy Number Analysis of Tumors
    Researchers describe a unique bioinformatics approach, ASCAT (allele-specific copy number analysis of tumors), to accurately dissect the allele-specific copy number of solid tumors, simultaneously estimating and adjusting for both tumor ploidy and nonaberrant cell admixture. [Proc Natl Acad Sci USA]

    The Sympathetic Nervous System Induces a Metastatic Switch in Primary Breast Cancer
    To investigate the role of neuroendocrine activation in cancer progression, researchers used in vivo bioluminescence imaging to track the development of metastasis in an orthotopic mouse model of breast cancer. [Cancer Res]

    Telomerase Inhibition Potentiates the Effects of Genotoxic Agents in Breast and Colorectal Cancer Cells in a Cell Cycle Specific Manner
    Here, researchers show that transient inhibition of telomerase activity by the specific inhibitor GRN163L increases the cytotoxicity of some, but not all, DNA-damaging agents. [Cancer Res]

    Angiotensin-(1-7) Reduces Fibrosis in Orthotopic Breast Tumors
    In this study, Ang-(1-7) inhibited the growth of cancer-associated fibroblasts and reduced fibrosis in the tumor microenvironment. [Cancer Res]

    The Lymphovascular Embolus of Inflammatory Breast Cancer Exhibits a Notch 3 Addiction
    The lymphovascular emboli of human inflammatory breast carcinoma exhibited dual Notch 3 intracellular domain and aldehyde dehydrogenase 1 immunoreactivities independently of molecular subtype. [Oncogene]

    A Comparison of PAM50 Intrinsic Subtyping with Immunohistochemistry and Clinical Prognostic Factors in Tamoxifen-Treated Estrogen Receptor Positive Breast Cancer
    The purpose of this study was to compare clinical, immunohistochemical and gene expression models of prognosis applicable to formalin-fixed, paraffin-embedded blocks in a large series of estrogen receptor positive breast cancers, from patients uniformly treated with adjuvant tamoxifen. [Clin Cancer Res]

    Sphingosine 1-Phosphate Receptor 4 Uses HER2 (ErbB2) to Regulate Extracellular Signal Regulated Kinase-1/2 in MDA-MB-453 Breast Cancer Cells
    Researchers demonstrate that the bioactive lipid sphingosine 1-phosphate uses the sphingosine 1-phosphate receptor 4 and human epidermal growth factor receptor 2 to stimulate the extracellular signal regulated protein kinase 1/2 pathway in MDA-MB-453 cells. [J Biol Chem]

    CLINICAL RESEARCH

    Evaluation of Treatment-Effect Heterogeneity Using Biomarkers Measured on a Continuous Scale: Subpopulation Treatment Effect Pattern Plot
    The purpose of this article was to provide an overview of an intuitive statistical approach – the subpopulation treatment effect pattern plot (STEPP) – for evaluating treatment-effect heterogeneity when a biomarker is measured on a continuous scale. [J Clin Oncol]

    A Phase I Study of Sunitinib Plus Capecitabine in Patients With Advanced Solid Tumors
    This open-label, phase I, dose-escalation study assessed the maximum-tolerated dose, safety, pharmacokinetics, and antitumor activity of sunitinib in combination with capecitabine in patients with advanced solid tumors. [J Clin Oncol]

    New Relationships Between Breast Microcalcifications and Cancer
    This study explores the hypothesis that breast calcification composition is directly related to the local tissue pathological state. [Br J Cancer]



    INDUSTRY NEWS

    Maryland Stem Cell Research Commission to Host Third Annual Maryland Stem Cell Research Symposium
    The Maryland Stem Cell Research Commission will host the Third Annual Maryland Stem Cell Research Symposium in partnership with the National Institutes of Health and the National Institute of Standards and Technology on Sept. 22, 2010. [Maryland Stem Cell Research Fund Press Release]

    Absorption Systems Awarded Patent for CellPort Technologies
    Absorption Systems announced that the US Patent and Trademark Office issued US patent number 7,795,019 covering its novel Breast Cancer Resistance Protein (BCRP) knockdown cell line within the company’s CellPort Technologies® brand. [Absorption Systems Press Release]

    Roche Rules Out Merging R&D Units
    Roche Holding AG is sticking to its dual-track research structure that some analysts have urged it to dismantle as the Swiss drugmaker seeks ways to slash costs after pipeline setbacks. [Reuters]



    POLICY NEWS

    NIH Expands Network Focused on How Genes Affect Drug Responses [National Institutes of Health, United States]

    National Institute of Biomedical Imaging and Bioengineering; Notice of Closed Meeting (FR Doc. 2010-22327) [National Institutes of Health, United States]

    National Center for Research Resources; Notice of Closed Meetings (FR Doc. 2010-22529) [National Institutes of Health, United States]

    Notice of Correction:  Application Due Date for RFA-HG-10-012, Revolutionary Genome Sequencing Technologies – The $1000 Genome (R01) and RFA-HG-10-013, Revolutionary Genome Sequencing Technologies – The $1000 Genome (R21) (Notice Number:NOT-HG-10-021) [National Institutes of Health, United States]

    Knockout Mouse Production and Cryopreservation (U42) (RFA-RM-10-013) [National Institutes of Health, United States]

    Knockout Mouse Phenotyping Project Database (U54) (RFA-RM-10-012) [National Institutes of Health, United States]

    Knockout Mouse Phenotyping (U54) (RFA-RM-10-011) [National Institutes of Health, United States]

    Enhancing Peer Review:  Reminder of and Correction to Previous Notice on A2 Resubmission Opportunities for Eligible Applications (NOT-OD-10-135) [National Institutes of Health, United States]

    Notice of Correction to RFA-AG-11-010, Basic Research on Self-Regulation (R21) (NOT-AG-10-011) [National Institutes of Health, United States]

    Agenda for the Public Workshop on Cell and Gene Therapy Clinical Trials in Pediatric Populations [Food and Drug Administration, United States]



    EVENTS (Listed by Date)

    Cellular Therapy of Cancer Symposium – ATTACK Project Meeting
    September 24-27, 2010
    Montpellier, France

    International Society for Cellular Therapy 2nd Annual Symposium on Stem Cell Translation: Best Practices & Regulatory Considerations
    September 27-28, 2010
    San Francisco, United States

    Expert Perspectives: Integrating New Data into Best Practices for Breast Cancer
    October 1, 2010
    National Harbor, United States

    2010 Breast Cancer Symposium
    October 1-3, 2010
    Washington, DC, United States

    2nd International Inflammatory Breast Cancer Conference
    October 6-7, 2010
    Marseille, France

    35th European Society for Medical Oncology (ESMO) Congress
    October 8-12, 2010
    Milan, Italy

    New York Stem Cell Foundation Fifth Annual Translational Stem Cell Research Meeting
    October 12-13, 2010
    New York, United States

    International Symposium on Breast Cancer Prevention: Nutrition, Communications, Public Policy
    October 18-19, 2010
    West Lafayette, United States

    16th World Congress of the International Society of Senology
    October 20-22, 2010
    Valencia, Spain

    The 2010 American Institute for Cancer Research (AICR) Annual Research Conference on Food, Nutrition, Physical Activity & Cancer
    October 21-22, 2010
    Washington, DC, United States

    MENA Oncology Conference
    October 22-23, 2010
    Cairo, Egypt

    UAE Cancer Congress 2010
    October 28-30, 2010
    Dubai, United Arab Emirates

    6th National Cancer Research Institute (NCRI) Conference
    November 7-10, 2010
    Liverpool, United Kingdom

    22nd EORTC-NCI-AACR Symposium on “Molecular Targets and Cancer Therapeutics”
    November 16-19, 2010
    Berlin, Germany

    NEW Clinical Dilemmas in Management of Breast and Ovarian Cancer in BRCA Carriers
    November 18-19, 2010
    Tel Aviv, Israel

    33rd Annual San Antonio Breast Cancer Symposium
    December 8-12, 2010
    San Antonio, United States

    NEW 28th Annual Miami Breast Cancer Conference
    March 9-12, 2011
    Miami, United States

    Visit our events page to stay up to date with the latest events in the cell, gene and immunotherapy community.


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