Search Results - "Pfefferle, Adam"
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Mutant PIK3CA accelerates HER2-driven transgenic mammary tumors and induces resistance to combinations of anti-HER2 therapies
Published in Proceedings of the National Academy of Sciences - PNAS (27-08-2013)“…Human epidermal growth factor receptor 2 (HER2 ; ERBB2) amplification and phosphatidylinositol-4,5-bisphosphate 3-kinase, catalytic subunit alpha (PIK3CA)…”
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Highly metastatic claudin-low mammary cancers can originate from luminal epithelial cells
Published in Nature communications (18-06-2021)“…Claudin-low breast cancer represents an aggressive molecular subtype that is comprised of mostly triple-negative mammary tumor cells that possess stem…”
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LKB1/STK11 Inactivation Leads to Expansion of a Prometastatic Tumor Subpopulation in Melanoma
Published in Cancer cell (12-06-2012)“…Germline mutations in LKB1 (STK11) are associated with the Peutz-Jeghers syndrome (PJS), which includes aberrant mucocutaneous pigmentation, and somatic LKB1…”
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Oncogenic PI3K Mutations Lead to NF-κB―Dependent Cytokine Expression following Growth Factor Deprivation
Published in Cancer research (Chicago, Ill.) (01-07-2012)“…The phosphoinositide 3-kinase (PI3K) pathway is one of the most commonly misregulated signaling pathways in human cancers, but its impact on the tumor…”
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Transcriptomic changes underlying EGFR inhibitor resistance in human and mouse models of basal-like breast cancer
Published in Scientific reports (08-12-2022)“…The goals of this study were to identify transcriptomic changes that arise in basal-like breast cancer cells during the development of resistance to epidermal…”
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Combined PI3K/mTOR and MEK Inhibition Provides Broad Antitumor Activity in Faithful Murine Cancer Models
Published in Clinical cancer research (01-10-2012)“…Anticancer drug development is inefficient, but genetically engineered murine models (GEMM) and orthotopic, syngeneic transplants (OST) of cancer may offer…”
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Transcriptomic classification of genetically engineered mouse models of breast cancer identifies human subtype counterparts
Published in Genome biology (12-11-2013)“…BACKGROUND: Human breast cancer is a heterogeneous disease consisting of multiple molecular subtypes. Genetically engineered mouse models are a useful resource…”
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Luminal progenitor and fetal mammary stem cell expression features predict breast tumor response to neoadjuvant chemotherapy
Published in Breast cancer research and treatment (01-01-2015)“…Mammary gland morphology and physiology are supported by an underlying cellular differentiation hierarchy. Molecular features associated with particular cell…”
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Comparative oncogenomics implicates the neurofibromin 1 gene (NF1) as a breast cancer driver
Published in Genetics (Austin) (01-10-2012)“…Identifying genomic alterations driving breast cancer is complicated by tumor diversity and genetic heterogeneity. Relevant mouse models are powerful for…”
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A mouse model featuring tissue-specific deletion of p53 and Brca1 gives rise to mammary tumors with genomic and transcriptomic similarities to human basal-like breast cancer
Published in Breast cancer research and treatment (01-02-2019)“…Purpose and methods In human basal-like breast cancer, mutations and deletions in TP53 and BRCA1 are frequent oncogenic events. Thus, we interbred mice…”
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The MMTV-Wnt1 murine model produces two phenotypically distinct subtypes of mammary tumors with unique therapeutic responses to an EGFR inhibitor
Published in Disease models & mechanisms (01-07-2019)“…The Wnt gene family encodes an evolutionarily conserved group of proteins that regulate cell growth, differentiation and stem cell self-renewal. Aberrant Wnt…”
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Genomic profiling of murine mammary tumors identifies potential personalized drug targets for p53-deficient mammary cancers
Published in Disease models & mechanisms (01-07-2016)“…Targeted therapies against basal-like breast tumors, which are typically 'triple-negative breast cancers (TNBCs)', remain an important unmet clinical need…”
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Endothelial-like properties of claudin-low breast cancer cells promote tumor vascular permeability and metastasis
Published in Clinical & experimental metastasis (01-01-2014)“…The vasculature serves as the main conduit for breast tumor metastases and is a target of therapeutics in many tumor types. In this study, we aimed to…”
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Cell-cycle inhibition and immune microenvironment in breast cancer treated with ribociclib and letrozole or chemotherapy
Published in NPJ breast cancer (06-03-2024)“…In this study, we performed genomic analyses of cell cycle and tumor microenvironment changes during and after ribociclib and letrozole or chemotherapy in the…”
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A pipeline to determine RT-QPCR control genes for evolutionary studies: application to primate gene expression across multiple tissues
Published in PloS one (02-09-2010)“…Because many species-specific phenotypic differences are assumed to be caused by differential regulation of gene expression, many recent investigations have…”
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Conditional Loss of ErbB3 Delays Mammary Gland Hyperplasia Induced by Mutant PIK3CA without Affecting Mammary Tumor Latency, Gene Expression, or Signaling
Published in Cancer research (Chicago, Ill.) (01-07-2013)“…Mutations in PIK3CA, the gene encoding the p110α catalytic subunit of phosphoinositide 3-kinase (PI3K), have been shown to transform mammary epithelial cells…”
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Overview of Genetically Engineered Mouse Models of Distinct Breast Cancer Subtypes
Published in Current protocols in pharmacology (01-03-2016)“…Advances in the screening of new therapeutic options have significantly reduced the breast cancer death rate over the last decade. Despite these advances,…”
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Both noncoding and protein-coding RNAs contribute to gene expression evolution in the primate brain
Published in Genome biology and evolution (01-01-2010)“…Despite striking differences in cognition and behavior between humans and our closest primate relatives, several studies have found little evidence for…”
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c-Jun N-terminal kinase 2 prevents luminal cell commitment in normal mammary glands and tumors by inhibiting p53/Notch1 and breast cancer gene 1 expression
Published in Oncotarget (20-05-2015)“…Breast cancer is a heterogeneous disease with several subtypes carrying unique prognoses. Patients with differentiated luminal tumors experience better…”
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A potential role for glucose transporters in the evolution of human brain size
Published in Brain, behavior and evolution (01-11-2011)“…Differences in cognitive abilities and the relatively large brain are among the most striking differences between humans and their closest primate relatives…”
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