Search Results - "Sabourin, Valérie"
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STAT1 potentiates oxidative stress revealing a targetable vulnerability that increases phenformin efficacy in breast cancer
Published in Nature communications (03-06-2021)“…Bioenergetic perturbations driving neoplastic growth increase the production of reactive oxygen species (ROS), requiring a compensatory increase in ROS…”
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The Shc1 adaptor simultaneously balances Stat1 and Stat3 activity to promote breast cancer immune suppression
Published in Nature communications (09-03-2017)“…Tyrosine kinase signalling within cancer cells is central to the establishment of an immunosuppressive microenvironment. Although tyrosine kinase inhibitors…”
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p66ShcA promotes malignant breast cancer phenotypes by alleviating energetic and oxidative stress
Published in Redox biology (01-04-2024)“…Significant efforts have focused on identifying targetable genetic drivers that support the growth of solid tumors and/or increase metastatic ability. During…”
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Tungsten targets the tumor microenvironment to enhance breast cancer metastasis
Published in Toxicological sciences (01-01-2015)“…The number of individuals exposed to high levels of tungsten is increasing, yet there is limited knowledge of the potential human health risks. Recently, a…”
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p66ShcA functions as a contextual promoter of breast cancer metastasis
Published in Breast cancer research : BCR (15-01-2020)“…The p66ShcA redox protein is the longest isoform of the Shc1 gene and is variably expressed in breast cancers. In response to a variety of stress stimuli,…”
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Metastatic breast cancer cells are metabolically reprogrammed to maintain redox homeostasis during metastasis
Published in Redox biology (01-09-2024)“…Metabolic rewiring is essential for tumor growth and progression to metastatic disease, yet little is known regarding how cancer cells modify their acquired…”
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The ShcA PTB Domain Functions as a Biological Sensor of Phosphotyrosine Signaling during Breast Cancer Progression
Published in Cancer research (Chicago, Ill.) (15-07-2013)“…ShcA (SHC1) is an adapter protein that possesses an SH2 and a PTB phosphotyrosine-binding motif. ShcA generally uses its PTB domain to engage activated…”
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Abstract 21: p66ShcA is a contextual breast cancer metastasis promoter or suppressor depending on the tumor microenvironment
Published in Cancer research (Chicago, Ill.) (01-07-2018)“…Abstract Introduction: Src homology and collagen A (ShcA) adaptor proteins are essential during breast cancer progression. However, the role of the largest…”
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Abstract 1279: Investigating the impact of PGC-1α-coupled metabolic reprogramming on breast cancer metastasis
Published in Cancer research (Chicago, Ill.) (04-04-2023)“…Abstract Peroxisome proliferator-activated receptor γ coactivator 1 α (PGC-1α) is a transcriptional coactivator known to play a role in regulating cellular…”
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The Neurodevelopmental Protein POGZ Suppresses Metastasis in Triple Negative Breast Cancer by Attenuating TGFβ Signaling
Published in Cancer research (Chicago, Ill.) (15-11-2024)“…The pogo transposable element derived zinc finger protein, POGZ, is notably associated with neurodevelopmental disorders through its role in gene…”
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A second-generation eIF4A RNA helicase inhibitor exploits translational reprogramming as a vulnerability in triple-negative breast cancer
Published in Proceedings of the National Academy of Sciences - PNAS (23-01-2024)“…In this study, we aimed to address the current limitations of therapies for macro-metastatic triple-negative breast cancer (TNBC) and provide a therapeutic…”
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Interplay between ShcA Signaling and PGC-1α Triggers Targetable Metabolic Vulnerabilities in Breast Cancer
Published in Cancer research (Chicago, Ill.) (01-09-2018)“…The ShcA adaptor protein transduces oncogenic signals downstream of receptor tyrosine kinases. We show here that breast tumors engage the ShcA pathway to…”
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Abstract 322: Distinct pools of ShcA coupled tyrosine kinase signaling influences breast tumor heterogeneity and therapeutic responsiveness
Published in Cancer research (Chicago, Ill.) (01-07-2017)“…Abstract Phospho-tyrosine (pTyr) signaling networks are frequently activated in breast cancers (BrCa) and are considered to be major oncogenic drivers of tumor…”
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p66ShcA Promotes Breast Cancer Plasticity by Inducing an Epithelial-to-Mesenchymal Transition
Published in Molecular and cellular biology (01-10-2014)“…Breast cancers are stratified into distinct subtypes, which influence therapeutic responsiveness and patient outcome. Patients with luminal breast cancers are…”
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Integration of Distinct ShcA Signaling Complexes Promotes Breast Tumor Growth and Tyrosine Kinase Inhibitor Resistance
Published in Molecular cancer research (01-05-2018)“…The commonality between most phospho-tyrosine signaling networks is their shared use of adaptor proteins to transduce mitogenic signals. ShcA ( ) is one such…”
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