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Medicine and Health Sciences Commons

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Medical Genetics

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Virginia Commonwealth University

Theses/Dissertations

2015

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Full-Text Articles in Medicine and Health Sciences

Investigating The Role Of Bptf In Immunoediting In Breast Cancer And Melanoma, Kristen N. Peterson Jan 2015

Investigating The Role Of Bptf In Immunoediting In Breast Cancer And Melanoma, Kristen N. Peterson

Theses and Dissertations

In this study, we explore the effects of NURF depletion on the growth of tumors in immune-competent mice. NURF depletion in tumors results in reduced tumor growth in immune-competent mice, suggesting enhanced anti-tumor immunity. Analysis of the tumor microenvironment by flow cytometry revealed a significantly elevated CD8 and progressively elevated activated CD8 phenotype in Bptf KD tumors, possibly contributing to the increase in cell death and decrease in tumor weight observed. Examination of antigen presentation was evaluated using the OT-1 and Pmel-17 models, though no significant difference in cytotoxicity was observed as measured by LDH and/or IFNγ assays. This indicates …


Understanding The Function Of Dyrk1a Through Characterization Of Its Interacting Proteins, Varsha Ananthapadmanabhan Jan 2015

Understanding The Function Of Dyrk1a Through Characterization Of Its Interacting Proteins, Varsha Ananthapadmanabhan

Theses and Dissertations

DYRK1A is a protein kinase encoded by a gene implicated in Down syndrome pathogenesis. Loss of DYRK1A could promote oncogenic transformation. However, the regulation and substrates of DYRK1A are not fully understood. MudPIT proteomic analysis revealed novel DYRK1A interacting proteins with poorly characterized or even unknown functions. Therefore, the aim of this thesis was to understand the function of DYRK1A through the characterization of its interacting proteins. To achieve this aim, we established stable cell lines expressing these proteins and confirmed the interactions between DYRK1A and seven candidate binding partners. Furthermore, we found that all novel DYRK1A-interacting proteins also bind …