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Full-Text Articles in Life Sciences

Towards Understanding The Function Of An Ets-Like Gene In Nematostella Vectensis: Generation Of A Knockout Mutant Line And A Transgenic Reporter Line, Emily Bullock May 2024

Towards Understanding The Function Of An Ets-Like Gene In Nematostella Vectensis: Generation Of A Knockout Mutant Line And A Transgenic Reporter Line, Emily Bullock

Biological Sciences Undergraduate Honors Theses

Due to their unique phylogenic position as sister to Bilateria, Cnidaria are often credited with the utility of allowing for reconstruction of ancestral biology based on characteristics shared with bilaterians and other animals. This factor makes investigation into the nervous systems of cnidarians critical in understanding early neural evolution. Wamides, a class of neuropeptides, have been shown to play a regulatory role in life cycle transitions across many different species. The cnidarian specific Wamide neuropeptide, GLWamide, has previously been identified to play an accelerator role in the metamorphic timing of a specific species of sea anemone, Nematostella vectensis. However, …


Methodology To Investigate Protein-Protein Interactions Of Jun During Neuronal Differentiation Of Pc12 Cells, Heather L. Leskinen Dec 2023

Methodology To Investigate Protein-Protein Interactions Of Jun During Neuronal Differentiation Of Pc12 Cells, Heather L. Leskinen

Theses and Dissertations

In humans and other mammals, injury to the central nervous system (CNS) can cause a permanent loss of neuronal function, leading to cognitive defects, limb paralysis, and other neurological disabilities. In contrast, studies have shown that some non-mammalian vertebrates like zebrafish, have the remarkable ability to functionally regenerate axons after CNS injury by reactivating and sustaining the expression of regeneration-associated genes (RAGs). Some RAGs encode transcriptional regulators that dimerize to control downstream gene expression necessary for functional axonal recovery. Our lab has previously identified Jun as an important transcriptional regulator of regeneration after optic nerve injury in zebrafish. After axon …


Transcription Factor-Mediated Epigenetic Regulation In The Healthy Brain And Neurological Disease, Alexander J. Cammack May 2020

Transcription Factor-Mediated Epigenetic Regulation In The Healthy Brain And Neurological Disease, Alexander J. Cammack

Arts & Sciences Electronic Theses and Dissertations

Proper cellular development and function is a complex process established by elaborate gene expression networks. These networks are regulated by epigenetic processes, which alter chromatin states and coordinate the binding of transcription factors (TFs) to regulatory elements (REs), such as enhancers, across the genome to facilitate gene expression. It follows then that a major experimental effort is to profile and understand the binding patterns of TFs to REs in various cellular types and contexts. Critically however, current TF profiling techniques are limited in their abilities to profile TF occupancy in targeted cellular populations and temporal windows, hindering investigations into epigenetic …