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Cell and Developmental Biology

Legacy Theses & Dissertations (2009 - 2024)

Differentiation

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Full-Text Articles in Life Sciences

Translation Control Tunes Drosophila Oogenesis, Elliot T. Martin May 2022

Translation Control Tunes Drosophila Oogenesis, Elliot T. Martin

Legacy Theses & Dissertations (2009 - 2024)

The decision of a stem cell to either self-renew or differentiate is controlled by specific cellularpathways that can act at the level of transcription, translation, or post-translation. To study the regulation of these pathways in-vivo, I have used the female Drosophila germline as a model system. Each of the steps from germline stem cell (GSC) to egg require changes in cellular pathways. These changes can occur at the level of transcription, post-transciption, translation, or post-translation . Decades of research has elucidated many of the changes to gene that occur during oogenesis, however, many players in this process still remain mysterious. …


Of Donuts And Promo : In Silico Approaches To Identification Of Transcriptional Regulators Of Salivary Acinar Differentiation, Connor Cillian Duffy Jan 2019

Of Donuts And Promo : In Silico Approaches To Identification Of Transcriptional Regulators Of Salivary Acinar Differentiation, Connor Cillian Duffy

Legacy Theses & Dissertations (2009 - 2024)

The salivary gland is an organ often taken for granted by most people. However, its proper function is essential for several everyday activities, such as speaking, swallowing, and tasting. As such, impaired salivary gland function, such as that caused by Sjögren’s Syndrome or radiotherapy for head and neck cancers, can lead to a significantly reduced quality of life. The cells that produce saliva in salivary glands are known as acinar cells, which arise from proacinar cells generated during embryonic development. As such, in studying the promoter regions of proacinar and acinar genes, it may be possible to identify common transcription …


Myoepithelial Cell Morphogenesis And Differentiation In The Mouse Submandibular Salivary Gland In Development And Disease, Elise Marie Gervais Jan 2015

Myoepithelial Cell Morphogenesis And Differentiation In The Mouse Submandibular Salivary Gland In Development And Disease, Elise Marie Gervais

Legacy Theses & Dissertations (2009 - 2024)

Organogenesis is the process by which tissues organize, gain considerable size, and undergo cellular differentiation or specialization to form fully functional organs. To study the processes involved in organogenesis of branched organs, the mouse submandibular salivary gland is frequently used as a model system, as it can undergo morphogenesis and differentiation and be genetically manipulated ex vivo. The mouse submandibular salivary gland undergoes a specific process of outgrowth and invagination known as branching morphogenesis which allows for the significant increase in gland size and complexity, as well as maximization of surface area for secretion of saliva. Surrounding the mouse submandibular …


Mouse Salivary Gland Development Requires Optimal Substrate Compliance, Sarah Beth Peters Jan 2014

Mouse Salivary Gland Development Requires Optimal Substrate Compliance, Sarah Beth Peters

Legacy Theses & Dissertations (2009 - 2024)

The embryonic mouse submandibular salivary gland (mSMG) is a classic model to study mechanochemical signals involved in morphogenesis and differentiation amongst multiple, interacting cell populations. Scaffold compliance is alters cellular phenotype, but little is known about the effects of compliance on organogenesis. The overall aim of this project was to demonstrate that the processes of salivary gland epithelial branching morphogenesis and differentiation require a compliant, in vivo-like environment and are disrupted outside of this range.