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Medicine and Health Sciences Commons

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Molecular Biology

Arts & Sciences Electronic Theses and Dissertations

2019

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Full-Text Articles in Medicine and Health Sciences

Investigating Biological Mechanisms Of Radiation Resistance In Advanced Stage Cervical Cancer, Fiona Ruiz Dec 2019

Investigating Biological Mechanisms Of Radiation Resistance In Advanced Stage Cervical Cancer, Fiona Ruiz

Arts & Sciences Electronic Theses and Dissertations

The current standard of care treatment for locally advanced cervical cancer is curative intent pelvic radiation with concurrently administered platinum chemotherapy (CRT). This treatment strategy is effective for many patients, but 33-50% of patients treated with CRT develop disease recurrence. Metastatic and recurrent cervical cancer is an incurable condition, and many of the currently available treatments are associated with significant morbidity and mortality. Identifying these patients upfront is a challenge that clinicians face when developing treatment strategies. Previous studies used to catalog the genomic and transcriptomic landscape of cervical cancer lacked high quality corresponding clinical follow up data for patients, …


The Role Of Tumor Stromal Discoidin Domain Receptor 2 (Ddr2) In Breast Cancer Metastasis., Samantha Van Hove Bayer May 2019

The Role Of Tumor Stromal Discoidin Domain Receptor 2 (Ddr2) In Breast Cancer Metastasis., Samantha Van Hove Bayer

Arts & Sciences Electronic Theses and Dissertations

Characteristics of breast tumor stroma, including altered collagen architecture and increased stiffness, are known to contribute to tumor invasion and metastasis. However, the cellular and molecular mechanisms by which these changes occur are not fully understood. To address this question, we used a mouse genetic model to delete Discoidin Domain Receptor 2 (DDR2) from mouse tumor stromal cells and interrogated breast cancer associated fibroblasts (CAFs) to determine the molecular events downstream of DDR2 action that may lead to changes in the tumor extracellular matrix (ECM). Our work revealed that the action of DDR2 in breast stromal cells is required for …