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Article
Response to imatinib mesylate of a gastrointestinal stromal tumor with very low expression of KIT
More than 90% of gastrointestinal stromal tumors (GISTs) express the receptor tyrosine kinase KIT, and activating mutations of the KIT gene are detectable in the vast majority of these tumors. Imatinib mesylat...
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Article
c-CBL is not required for leukemia induction by Bcr-Abl in mice
Bcr-Abl tyrosine kinase activity is essential for the pathogenesis of chronic myeloid leukemia (CML). A number of Bcr-Abl substrates have been identified, but it is not clear which of these substrates are require...
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Chapter
Targeting mutant kinases in Gastrointestinal Stromal Tumors: A paradigm for molecular therapy of other sarcomas
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Article
Gastrointestinal stromal tumors (GISTs) with KIT and PDGFRA mutations have distinct gene expression profiles
Most GISTs require oncogenic activation of the KIT or PDGFRA receptor tyrosine kinase proteins, and the genomic mechanisms of oncogene activation are heterogeneous. Notably, the kinase mutation type correlates wi...
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Article
Does tumor mutational status correlate with clinical response to imatinib?
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Article
Phosphatidylinositol-3-kinase and AKT1 mutations occur early in breast carcinoma
Mutationally activated protein kinases are appealing therapeutic targets in breast carcinoma. Mutations in phosphatidylinositol-3-kinase (PI3KCA) have been described in 8–40% of invasive breast carcinomas, and AK...
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Article
Absence of BRAF, NRAS, KRAS, HRAS Mutations, and RET/PTC Gene Rearrangements Distinguishes Dominant Nodules in Hashimoto Thyroiditis from Papillary Thyroid Carcinomas
Dominant nodules within Hashimoto thyroiditis (HT) may present with unique morphological features that overlap with but are not diagnostic of papillary thyroid carcinoma (PTC). Activating BRAF point mutations, RA...
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Chapter
Practical Gastrointestinal Oncology Correlative Science
Gastrointestinal (GI) cancers, like other human malignancies, are characterized by the accumulation of a variety of genetic alterations, including mutations that lead to inactivation of tumor suppressor genes ...
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Article
Novel Biomarker Candidates to Predict Hepatic Fibrosis in Hepatitis C Identified by Serum Proteomics
Liver biopsy remains the gold standard to assess hepatic fibrosis. It is desirable to predict hepatic fibrosis without the need for invasive liver biopsy. Proteomic techniques allow unbiased assessment of prot...
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Article
Open AccessIntegrated genomic study of quadruple-WT GIST (KIT/PDGFRA/SDH/RAS pathway wild-type GIST)
About 10-15% of adult gastrointestinal stromal tumors (GIST) and the vast majority of pediatric GIST do not harbour KIT or platelet-derived growth factor receptor alpha (PDGFRA) mutations (J Clin Oncol 22:3813–38...
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Article
Open AccessGenomic aberrations in cell cycle genes predict progression of KIT-mutant gastrointestinal stromal tumors (GISTs)
Activating mutations of the receptor tyrosine kinase KIT are early events in the development of most gastrointestinal stromal tumors (GISTs). Although GISTs generally remain dependent on oncogenic KIT during tumo...
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Article
Colorectal Cancer-Associated Spontaneous Tumor Lysis Syndrome: a Case Report and Review of the Current Literature
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Article
Open AccessCharacterizing advanced breast cancer heterogeneity and treatment resistance through serial biopsies and comprehensive analytics
Molecular heterogeneity in metastatic breast cancer presents multiple clinical challenges in accurately characterizing and treating the disease. Current diagnostic approaches offer limited ability to assess he...
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Article
Open AccessMultiomics analysis of serial PARP inhibitor treated metastatic TNBC inform on rational combination therapies
In a pilot study, we evaluated the feasibility of real-time deep analysis of serial tumor samples from triple negative breast cancer patients to identify mechanisms of resistance and treatment opportunities as...