Search Results - "Piekorz, Roland P."
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Impact of the 3D microenvironment on phenotype, gene expression, and EGFR inhibition of colorectal cancer cell lines
Published in PloS one (26-03-2013)“…Three-dimensional (3D) tumor cell cultures grown in laminin-rich-extracellular matrix (lrECM) are considered to reflect human tumors more realistic as compared…”
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2
IL‐6 Trans‐signaling Controls Liver Regeneration After Partial Hepatectomy
Published in Hepatology (Baltimore, Md.) (01-12-2019)“…Interleukin‐6 (IL‐6) is critically involved in liver regeneration after partial hepatectomy (PHX). Previous reports suggest that IL‐6 trans‐signaling through…”
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Novel FMRP interaction networks linked to cellular stress
Published in The FEBS journal (01-02-2021)“…Silencing of the fragile X mental retardation 1 (FMR1) gene and consequently lack of synthesis of FMR protein (FMRP) are associated with fragile X syndrome,…”
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Rho-kinase: regulation, (dys)function, and inhibition
Published in Biological chemistry (01-11-2013)“…In a variety of normal and pathological cell types, Rho-kinases I and II (ROCKI/II) play a pivotal role in the organization of the nonmuscle and smooth muscle…”
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5
Ammonia inhibits energy metabolism in astrocytes in a rapid and glutamate dehydrogenase 2-dependent manner
Published in Disease models & mechanisms (04-11-2020)“…Astrocyte dysfunction is a primary factor in hepatic encephalopathy (HE) impairing neuronal activity under hyperammonemia. In particular, the early events…”
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Combined inhibition of class 1-PI3K-alpha and delta isoforms causes senolysis by inducing p21WAF1/CIP1 proteasomal degradation in senescent cells
Published in Cell death & disease (29-05-2024)“…The targeted elimination of radio- or chemotherapy-induced senescent cells by so-called senolytic substances represents a promising approach to reduce tumor…”
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Subcellular fractionation and localization studies reveal a direct interaction of the fragile X mental retardation protein (FMRP) with nucleolin
Published in PloS one (21-03-2014)“…Fragile X mental Retardation Protein (FMRP) is a well-known regulator of local translation of its mRNA targets in neurons. However, despite its ubiquitous…”
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bFGF-mediated pluripotency maintenance in human induced pluripotent stem cells is associated with NRAS-MAPK signaling
Published in Cell communication and signaling (05-12-2018)“…Human pluripotent stem cells (PSCs) open new windows for basic research and regenerative medicine due to their remarkable properties, i.e. their ability to…”
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9
Platelet Gᵢ protein Gαᵢ₂ is an essential mediator of thrombo-inflammatory organ damage in mice
Published in Proceedings of the National Academy of Sciences - PNAS (19-05-2015)“…Platelets are crucial for hemostasis and thrombosis and exacerbate tissue injury following ischemia and reperfusion. Important regulators of platelet function…”
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Gαi Proteins are Indispensable for Hearing
Published in Cellular physiology and biochemistry (2018)“…Background/Aims: From invertebrates to mammals, Gα i proteins act together with their common binding partner Gpsm2 to govern cell polarization and planar…”
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The Role of Embryonic Stem Cell-expressed RAS (ERAS) in the Maintenance of Quiescent Hepatic Stellate Cells
Published in The Journal of biological chemistry (15-04-2016)“…Hepatic stellate cells (HSCs) were recently identified as liver-resident mesenchymal stem cells. HSCs are activated after liver injury and involved in pivotal…”
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CoCl2‐triggered pseudohypoxic stress induces proteasomal degradation of SIRT4 via polyubiquitination of lysines K78 and K299
Published in FEBS open bio (01-12-2023)“…SIRT4, together with SIRT3 and SIRT5, comprises the mitochondrially localized subgroup of sirtuins. SIRT4 regulates mitochondrial bioenergetics, dynamics…”
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New model for gastroenteropancreatic large-cell neuroendocrine carcinoma: establishment of two clinically relevant cell lines
Published in PloS one (14-02-2014)“…Recently, a novel WHO-classification has been introduced that divided gastroenteropancreatic neuroendocrine neoplasms (GEP-NEN) according to their…”
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The Centrosomal Adaptor TACC3 and the Microtubule Polymerase chTOG Interact via Defined C-terminal Subdomains in an Aurora-A Kinase-independent Manner
Published in The Journal of biological chemistry (03-01-2014)“…The cancer-associated, centrosomal adaptor protein TACC3 (transforming acidic coiled-coil 3) and its direct effector, the microtubule polymerase chTOG (colonic…”
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Data on common carotid artery occlusion inducing focalized stroke lesions after Pertussis toxin injection
Published in Data in brief (01-02-2023)“…This article contains raw and processed data related to research published by Vega et al. (2022). This complementary dataset provides further insight into the…”
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Novel role of the SIRT4-OPA1 axis in mitochondrial quality control
Published in Cell Stress (23-12-2017)“…Mammalian sirtuins are fundamental regulators of a plethora of cellular functions, including gene expression, proliferation, metabolism, and ultimatively…”
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p110γ/δ Double-Deficiency Induces Eosinophilia and IgE Production but Protects from OVA-Induced Airway Inflammation
Published in PloS one (01-07-2016)“…The catalytical isoforms p110γ and p110δ of phosphatidylinositide 3-kinase γ (PI3Kγ) and PI3Kδ play an important role in the pathogenesis of asthma. Two key…”
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Subcellular Localization and Mitotic Interactome Analyses Identify SIRT4 as a Centrosomally Localized and Microtubule Associated Protein
Published in Cells (Basel, Switzerland) (24-08-2020)“…The stress-inducible and senescence-associated tumor suppressor SIRT4, a member of the family of mitochondrial sirtuins (SIRT3, SIRT4, and SIRT5), regulates…”
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PI3Kδ is essential for tumor clearance mediated by cytotoxic T lymphocytes
Published in PloS one (13-07-2012)“…PI3Kδ is a lipid kinase of the phosphoinositide 3-kinase class 1A family and involved in early signaling events of leukocytes regulating proliferation,…”
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obligatory requirement for the heterotrimeric G protein Gi₃ in the antiautophagic action of insulin in the liver
Published in Proceedings of the National Academy of Sciences - PNAS (20-02-2007)“…Heterotrimeric G proteins of the Gi class have been implicated in signaling pathways regulating growth and metabolism under physiological and…”
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