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Translating Particulate Hexavalent Chomium-Induced Chromosome Instability, Loss Of Homologous Recombination Repair And Targeting Of Rad51 From Human Lung Fibroblasts To Human Bronchial Epithelial Cells., Idoia Meaza Isusi Dec 2021

Translating Particulate Hexavalent Chomium-Induced Chromosome Instability, Loss Of Homologous Recombination Repair And Targeting Of Rad51 From Human Lung Fibroblasts To Human Bronchial Epithelial Cells., Idoia Meaza Isusi

Electronic Theses and Dissertations

Particulate hexavalent chromium [Cr(VI)] is a well-established human lung carcinogen. RAD51, a key protein in homologous recombination repair pathway, is inhibited after prolonged exposure to Cr(VI), leading to an increase in chromosome instability after prolonged exposures in human lung fibroblasts. chromosome instability is the proposed driver of Cr(VI) carcinogenesis. Since tumors from chromate workers develop from epithelial cells, we sought to translate these findings from human bronchial fibroblasts to human bronchial epithelial cells. We hypothesized Cr(VI) inhibits RAD51 after prolonged exposure leading to an increase in chromosome instability in human bronchial epithelial cells (BEP2D). We characterized the cytotoxicity and measured …


Impact Of Sodium Dichloroacetate Alone And In Combination Therapies On Lung Tumor Growth And Metastasis, Aya Mudhafar A. Al-Azawi Sep 2021

Impact Of Sodium Dichloroacetate Alone And In Combination Therapies On Lung Tumor Growth And Metastasis, Aya Mudhafar A. Al-Azawi

Theses

Lung cancer is the second most common form of cancer with the highest mortality rate worldwide in 2020 despite the advances in targeted- and immuno-therapies. Metabolic reprogramming has been recognized as an essential emerging cancer hallmark in which altered metabolic pathways represent an attractive therapeutic target. Sodium Dichloroacetate (DCA), a pyruvate dehydrogenase kinase (PDK) inhibitor, effect has been investigated in various tumors. Building on the already published data, this pre-clinical study aims to explore the anticancer potential of DCA in lung cancer alone and in combination with chemo- and targeted therapies using two non-small cell lung cancer (NSCLC) cell lines …


Age-Related Host Factors Regulate Lung Cancer Progression., John Caleb Greenwell Dec 2017

Age-Related Host Factors Regulate Lung Cancer Progression., John Caleb Greenwell

Electronic Theses and Dissertations

Cancer is largely a disease of the elderly. In the United States alone, 87% of all cancers in 2017 will be diagnosed in individuals aged 50 years or older. Among them, lung cancer is the deadliest, accounting for 1 in 4 cancer deaths. The 5-year survival rate is below 20%, a number which has not changed substantially over the past several decades. This underscores a desperate need for new strategies in prevention, early detection and treatment of this deadly disease. While tobacco use is unquestionably the number one risk factor for the development of lung cancer, the majority of diagnoses …


Exploration Of The Srx-Prx Axis As A Small-Molecule Target, Murli Mishra Jan 2016

Exploration Of The Srx-Prx Axis As A Small-Molecule Target, Murli Mishra

Theses and Dissertations--Toxicology and Cancer Biology

Lung cancer is a leading cause of cancer-related mortality irrespective of gender. The Sulfiredoxin (Srx) and Peroxiredoxin (Prx) are a group of thiol-based antioxidant proteins that plays an essential role in non-small cell lung cancer. Understanding the molecular characteristics of the Srx-Prx interaction may help design the strategies for future development of therapeutic tools. Based on existing literature and preliminary data from our lab, we hypothesized that the Srx plays a critical role in lung carcinogenesis and targeting the Srx-Prx axis or Srx alone may facilitate future development of targeted therapeutics for prevention and treatment of lung cancer. First, …


Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix A. Nimblegen Processed Data Report For All Methylated Peaks, Trevor Fish, Abby Benninghoff Jan 2015

Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix A. Nimblegen Processed Data Report For All Methylated Peaks, Trevor Fish, Abby Benninghoff

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No abstract provided.


Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix F. Gene Ontology Maps, Trevor Fish, Abby Benninghoff Jan 2015

Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix F. Gene Ontology Maps, Trevor Fish, Abby Benninghoff

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This archive includes 10 individual image files, each of which depicts a Gene Ontolgoy map for GO terms representing hypermethylated gene promoters unique for the indicated tissue(s) (listed first in file name) compared to other tissues (listed in parentheses in file name).


Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix C. Peak Scores Summary Table For All Methylated Genes In Any Data Set, Trevor Fish, Abby Benninghoff Jan 2015

Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix C. Peak Scores Summary Table For All Methylated Genes In Any Data Set, Trevor Fish, Abby Benninghoff

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No abstract provided.


Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix D. Gene Lists For Ontology Analysis, Trevor Fish, Abby Benninghoff Jan 2015

Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix D. Gene Lists For Ontology Analysis, Trevor Fish, Abby Benninghoff

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No abstract provided.


Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix B. Nimblegen Processed Data Report For Nearest Methylated Peaks, Trevor Fish, Abby Benninghoff Jan 2015

Dna Methylation In Lung Tissues Of Mouse Offspring Exposed In Utero To Polycyclic Aromatic Hydrocarbons: Appendix B. Nimblegen Processed Data Report For Nearest Methylated Peaks, Trevor Fish, Abby Benninghoff

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No abstract provided.