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Results Found: 5
  • RAF/MEK/extracellular signal–related kinase pathway suppresses dendritic cell migration and traps dendritic cells in Langerhans cell histiocytosis lesions

    Authors
    Berres, Marie-Luise
    Hogstad, Brandon
    Chakraborty, Rikhia
    Allen, Carl E
    1 more author(s)...
    Description

    Summary from GEO: " Expression data from dendritic cell subsets derived or sorted from control littermate and CD11c-Cre/BRAFV600E(flox-CA) mice Langerhans cell histiocytosis (LCH) is an inflammatory myeloid neoplasia characterized by granulomatous lesions containing pathological CD207+ dendritic cells (DCs) with constitutively activated mitogen-activated protein kinase (MAPK) pathway signaling. Approximately...

    Subject
    bcl-X Protein
    Dendritic Cells
    Histiocytosis, Langerhans-Cell
    Mitogen-Activated Protein Kinase Kinases
    Proto-Oncogene Proteins B-raf
    Receptors, CCR7
    Access Rights
    Free to All
  • Data from: Reflectance confocal microscopy features of BRAF V600E mutated thin melanomas detected by immunohistochemistry

    Authors
    Urvanegia, Ana Claudia
    Tavoloni Braga, Juliana Casagrande
    Shitara, Danielle
    Fregnani, Jose Humberto
    5 more author(s)...
    Description

    From Dryad summary: "Abstract: The classification of melanoma into four histological subtypes has been questioned regarding its clinical validity in providing relevant information for treatment for metastatic tumors. Specific genetic alterations are associated with particular clinical and histopathological features, suggesting that these could be helpful in refining existing melanoma classification...

    Subject
    Biomarkers, Tumor
    Melanoma
    Melanoma/genetics
    Microscopy, Confocal
    Proto-Oncogene Proteins B-raf
    Access Rights
    Free to All
  • Cell type-dependent differential activation of ERK by oncogenic KRAS in human colon cancer and mouse intestinal epithelium

    Authors
    Brandt, Raphael
    Sell, Thomas
    Lüthen, Mareen
    Uhlitz, Florian
    13 more author(s)...
    Description

    Summary from GEO: "Mutations activating the KRAS GTPase or the BRAF kinase are frequent in colorectal cancer and are thought to constitutively activate the terminal mitogen-activated protein kinase, ERK. Using mass cytometry, we found graded phosphorylation of ERK anti-correlated with cell differentiation in patient-derived colorectal cancer organoids, and unexpectedly this gradient was observed...

    Subject
    Cell Differentiation
    Colonic Neoplasms
    Genes, ras
    Mitogen-Activated Protein Kinases
    Phosphorylation
    Proto-Oncogene Proteins B-raf
    RNA-Seq
    Single-Cell Analysis
    Access Rights
    Free to All
  • Oncogenic KRAS(G12V) and BRAF(V600E) in intestinal organoids

    Authors
    Riemer, Pamela
    Morkel, Marcus
    Description

    Summary from GEO: "Goals of the study was to compare transcripional and phenotypic response of mouse intestinal organoid cultures to the KRAS(G12V) or BRAF(V600E)oncogenes." Overall design from GEO: "Two biological replicates of organoids with transgenic luc-tdTomato, KRAS(G12V)-tdTomato, BRAF(V600E)-tdTomato were analysed by RNA-Seq. By comparing 7-10 x 10E7 50bp paired end reads per library...

    Subject
    Epithelial Cells
    Genes, ras
    Oncogenes
    Proto-Oncogene Proteins B-raf
    RNA-Seq
    Access Rights
    Free to All
  • scRNA-seq of fin and body zebrafish melanocytes

    Authors
    Weiss, Joshua M.
    Hunter, Miranda V.
    Ma, Yilun
    Xu, Tianhao
    2 more author(s)...
    Description

    Summary from GEO: "Oncogenic alterations to DNA are not transforming in all cellular contexts. This may be due to pre-existing transcriptional programs in the cell of origin. Here, we define anatomic position as a major determinant of why cells respond to specific oncogenes. Cutaneous melanoma arises throughout the body, whereas the acral subtype arises on the palms of the hands, soles of the feet,...

    Subject
    Melanoma, Cutaneous Malignant
    Melanoma/genetics
    Proto-Oncogene Proteins B-raf
    RNA-Seq
    Access Rights
    Free to All