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Understanding The Mystery Of R-Loops And Their Relationship To Nucleolar Stress, Kevin Shane Sep 2024

Understanding The Mystery Of R-Loops And Their Relationship To Nucleolar Stress, Kevin Shane

Master's Theses

Genomic instability is an increase in the likelihood of DNA mutations and genetic changes during cell division, a common feature in cancer cells. One cause of genomic instability comes from the aberrant formation of three-stranded nucleic acid structures called R-loops. R-loop form when an RNA strand hybridizes to its complementary strand of DNA, forming a stable RNA:DNA hybrid and displacing one free strand of DNA 1. Accumulation of unscheduled R-loops can lead to replication stress, fork collision, gene expression changes, and double-strand breaks that are underlying causes of genome instability and the development of many diseases, including cancer 2. Many …


Investigation Of The Microbiome Of A Recirculating Aquaculture System (Ras) For Crassostrea Virginica Larvae, Isabelle Townsend Aug 2024

Investigation Of The Microbiome Of A Recirculating Aquaculture System (Ras) For Crassostrea Virginica Larvae, Isabelle Townsend

Master's Theses

Recirculating Aquaculture Systems (RAS) offer control over physicochemical and biological factors impacting aquaculture success. One understudied facet of RASs is the water microbiome. Oyster larval microbiomes are shaped by their aquatic microbiomes. Understanding the dynamics of and the factors shaping RAS microbiome may provide insights to how the microbiome can be a tool for optimizing larval production. This study’s goals were to investigate the microbiome stability of a RAS rearing oyster larvae across time and space, determine impacts of larval presence on the microbiome, and examine connections between larvae production outcomes and microbiome stability. Water samples were collected weekly from …


Molecular Characterization Of Stress Response In Western Honey Bee (Apis Mellifera), Faizan Tahir May 2024

Molecular Characterization Of Stress Response In Western Honey Bee (Apis Mellifera), Faizan Tahir

Master's Theses

Honey bees are incredibly important for the reproduction of flowering plants and the sustainability of agricultural ecosystems. However, they face various stressors such as pesticides, pathogens, habitat loss, and climate change. Extensive research has been conducted to understand how bees respond to these stressors. Scientists have discovered that honey bees exhibit complex physiological and behavioral responses to stress at individual and colony levels. Stress can have a significant impact on their immune function, foraging behavior, and reproductive success (Decourtye et al., 2010). Understanding bee responses to stress is crucial for several reasons. Firstly, honey bees are vital for the pollination …