Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 100 for “"MAPK pathway"”.
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The Kras/Mapk Pathway and Ligand Independent Activation of Erα: Implications For The Treatment of Endometrial Cancer
… Member kinases of the PI3K/AKT and Ras/MAPK pathways activate estrogen receptor α (ERα) independent of estrogen, however, few studies have evaluated the role of the Ras/MAPK pathway in predicting response to hormonal therapy in EC. The aims of this project were to evaluate the role of …
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Systems modeling of quantitative kinetic data identifies receptor tyrosine kinase-specific resistance mechanisms to MAPK pathway inhibition in cancer
… RTK level changes, but also emphasizes the RTK, pathway target, and inhibitor variation of RTK reprogramming in drug resistance.
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The role of the systemic inflammatory response, the JAK STAT pathway and the MAPK pathway in the prognosis of resectable pancreatic cancer
… that upregulation of two IL-6-dependent pathways, the JAK STAT and MAPK pathways is responsible for the poor prognosis associated with an inflammatory response in pancreatic cancer. Both of these pathways are known to be involved in cellular growth, differentiation and apoptosis and when …
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The Role of the Mitogen Activated Protein Kinase Pathway in Cisplatin and Noise-Induced Hearing Loss
… causes of hearing loss. There are many cellular pathways involved in both types of hearing loss and the mitogen activated protein kinase (MAPK) pathway is one. The MAPK pathway consists of a phosphorylation cascade with RAF, MEK1/2, ERK1/2 as the main three kinases that effect a multitude of …
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The Oncogenic Map Kinase Signaling Pathway Modulates Mhc-I Surface Expression In Melanoma
<p>The mitogen-activated protein kinase (MAPK) pathway is a cascade of serine-threonine kinases involved in cell growth, proliferation, and apoptosis; it is one of the most well-known pathways associated with melanoma progression. The MAPK pathway is constitutively activated in melanomas due to …
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Polyunsaturated Fatty Acids and the Epidermal Growth Factor Receptor/ Mitogen- Activated Protein Kinase Signal Transduction Cascade in Mammary Cancer
… cancer, therefore investigating the molecular pathways of disease progression in one species may provide useful information for both. The EGFR/MAPK signal transduction pathway is upregulated in many human breast tumors, and both EGFR and MAPK have been implicated as independent prognostic …
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Procaspase-3 activation as a strategy to overcome resistance to targeted anticancer therapies
… kinases in the mitogen-activated protein kinase (MAPK) pathway. Next, I will discuss the prevalence of oncogenic drivers in the MAPK pathway and the development of inhibitors as targeted anticancer therapeutics. Finally, I will explore the prospects of caspase-mediated degradation of MEK1/2 …
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Juvenile pilocytic astrocytomas: A search for prognostic markers
… light microscopic features. Activation of the MAPK pathway of cell proliferation is a consistent finding in these tumours. Studies of these tumours are largely aimed at components of this pathway in an effort to establish reliable prognostic and predictive markers. Aims and objectives: Our …
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Establishment of MITF and TAZ as major determinants of uveal melanoma
… present with activating mutations in the GNAQ/11 pathway, which signals through PLCβ4-MAPK and YAP, whereas CM is primarily driven by activation of the MAPK pathway. It has been well established that CM tumors are dependent on MITF, the master melanocyte transcription factor. Here, in stark …
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Social defeat and oxytocin regulation of social avoidance and stress-related signaling proteins
… of the mitogen-activated protein kinase (MAPK) pathway. This cascade has been previously associated with the regulation of the anxiolytic effects of oxytocin, making it an intriguing molecular target in the study of SAD. Here, we used female prairie voles to study the regulation of social …
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Roles For B-Raf Kinase In The Specific Regulation of Α4Β1 Integrin In T Cells
… The mitogen activated-protein kinase (MAPK) pathway is known to be downstream from integrins and regulate survival, differentiation, and motility. However, secondary roles for canonical MAPK pathway members are being discovered. We show chemical inhibition of RAF by Sorafenib or …
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Delivering Signal-Altering Bacterial Effector Proteins to Mammalian Cells Using Cell-Penetrating Peptide Technology
… role of the mitogen activated protein kinase (MAPK) pathway in eukaryotes is to activate the bacterial pathogen defense response upon the detection of bacterial products in the environment. This defensive signaling results in the induction of inflammation, the transcription of antimicrobial …
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Identification of Cell Signaling Pathway Regulated By Micrornas In Cancer Cells Using A Systems Biological Approach
… reflect the association of miRNAs and signaling pathways, they were used to predict potential signaling pathways regulated by certain miRNAs. We implemented a web-based tool, miRPP, based on our approach. As validation of our approach, we also demonstrated that miR-500 regulates the MAPK pathway …
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The role of p90 ribosomal S6 kinases (RSKs) in Steroid signalling
… on SR activity, the activity of the endogenous MAPK pathway and the significance of phosphorylation state. The PMA experiments indicated that in most cases PMA does not induce a significant change to RSK activity, thus the endogenous MAPK pathway is sufficiently active. The mutant experiments …
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Comprehensive Analysis of the Molecular Underpinnings of Pediatric Glioma
… frequently harbor genetic alterations in the RAS/MAPK pathway, although a comprehensive molecular landscape of the disease has yet to be completed. To address this, we characterized a population-based cohort of >1,000 pLGG. We discovered that RAS/MAPK pathway dysregulation was universal in pLGG. …
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Design, Synthesis, and Biological Screening of Novel Cucurbitacin/ Estrone Analogs Towards Treatment of Melanoma
… Inhibition of Mitogen Activated Protein Kinase (MAPK) signal transduction pathway can subsequently lead to induce apoptosis assisting in the treatment of melanoma. Initially, the binding affinity of cucurbitacins towards mutant B-RAF V<sup>600E</sup> receptor was studied using in-silico modeling …
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Nitric oxide-induced DNA recombination & glycosaminoglycan mediated differentiation in stem cells
… levels, suggesting the involvement of the MAPK pathway. These results suggest that stem cell differentiation can be regulated by modulating the HSGAG moiety and this opens up new treatment modalities for cancer therapy and regenerative medicine.
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Proteins and instability elements involved in phosphoenolpyruvate carboxykinase mRNA turnover
… that is mediated by the activation of the p38 MAPK pathway. Our studies indicate that the activation of the p38 MAPK pathway also increases the stability of the PEPCK mRNA during chronic acidosis via its 3'-UTR. Luciferase assays and Northern blot analyses indicate that cAMP also prevents the …
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The RASSF1A Tumor Suppressor Regulates a Cascade of Oncogenic Signals That Are Restrained by G1 Checkpoint Mechanisms
… RASSF1A depletion elevated oncogenic signaling pathways; however, RASSF1A depletion also induced cell cycle arrest. RASSF1A is a critical regulator in maintaining the balance between pro-growth and anti-growth signals. RASSF1A suppresses proliferative signaling pathways such as the MAPK pathway, …
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