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Full-Text Articles in Cancer Biology

Hpv Mediated Antagonism Of The Il-18 Proinflammatory Pathway In Head And Neck Cancer, Wyatt W. Anderson Nov 2020

Hpv Mediated Antagonism Of The Il-18 Proinflammatory Pathway In Head And Neck Cancer, Wyatt W. Anderson

Electronic Thesis and Dissertation Repository

In this thesis, I examined the effect of human papillomavirus (HPV) on the proinflammatory IL-18 cytokine pathway in head and neck cancers. I investigated the expression and methylation of genes associated with this pathway using The Cancer Genome Atlas (TCGA) data. In HPV+ cancers, IL18, CASP1, and AIM2 were downregulated, while IL18BP was upregulated compared to HPV- cancers and adjacent non-cancerous tissues, and IL18’s promoter was significantly more methylated. I compared HPV+ and HPV- head and neck cancer cell lines for expression of RNA and protein levels of IL-18 and IL-18BP by qPCR, western blot, and ELISA. IL-18 …


Novel Roles Of Tobacco-Associated Genes Underlying Disparate Survival In Appalachian Head And Neck Squamous Cell Carcinoma, Brenen William Papenberg Jan 2020

Novel Roles Of Tobacco-Associated Genes Underlying Disparate Survival In Appalachian Head And Neck Squamous Cell Carcinoma, Brenen William Papenberg

Graduate Theses, Dissertations, and Problem Reports

Head and neck squamous cell carcinoma (HNSCC) is an aggressive neoplasm primarily caused by tobacco consumption or human papillomavirus (HPV) infection. Incidence and mortality rates for HNSCC vary geographically. Appalachian residents consume tobacco products to a greater extent than national averages, a risk factor known to promote HPV-negative HNSCC through increased genomic instability. Male Appalachian patients display significantly worse relative survival than Appalachian females or non-Appalachian residents of either sex. Secondary analysis of available cancer registry outcome data from 2007-2013 indicates that white males with stage IV oral cavity/pharyngeal (OC/P) HNSCC are responsible for the decreased male survival observed within …