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Cell and Developmental Biology Commons

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Full-Text Articles in Cell and Developmental Biology

Ngly1 Deficiency Affects Glycosaminoglycan Biosynthesis And Wnt Signaling Pathway In Mice, Amy Batten Oct 2022

Ngly1 Deficiency Affects Glycosaminoglycan Biosynthesis And Wnt Signaling Pathway In Mice, Amy Batten

PANDION: The Osprey Journal of Research and Ideas

Individuals affected by NGLY1 Deficiency cannot properly deglycosylate and recycle certain proteins. Even though less than 100 people worldwide have been diagnosed with this rare autosomal recessive condition, thousands are affected by similar glycosylation disorders. Common phenotypic manifestations of NGLY1 Deficiency include severe neural and intellectual delay, impaired muscle and liver function, and seizures that may become intractable. Very little is currently known about the various mechanisms through which NGLY1 deficiency affects the body and this has led to a lack of viable treatment options for those afflicted. This experiment uses a loss-of-function (LOF) mouse model of NGLY1 Deficiency homologous …


The Genetics Of Skin Cancer: What Genes Drive The Development Of Basal Cell Carcinoma, Squamous Cell Carcinoma, And Melanoma?, Cassandra Poole, Abagail Pack, Elizabeth Whitehead, Virginia Marshall Oct 2022

The Genetics Of Skin Cancer: What Genes Drive The Development Of Basal Cell Carcinoma, Squamous Cell Carcinoma, And Melanoma?, Cassandra Poole, Abagail Pack, Elizabeth Whitehead, Virginia Marshall

Spring Showcase for Research and Creative Inquiry

Skin cancer is one of the most common forms of cancer worldwide. The American Academy of Dermatology estimates that 9500 people in the United States are diagnosed with skin cancer every day, and that 1 in 5 Americans will be diagnosed with skin cancer by age 70. With such a high prevalence of disease, understanding how skin cancer develops and how it can be treated is extremely important. This project aims to analyze the genes involved in the development of the three most common forms of skin cancer: basal cell carcinoma, squamous cell carcinoma, and melanoma.


The Roles Of Individual Proteins In De Novo Recruitment Of Pcg Repressive Complexes To Giant, Anni Kum Apr 2022

The Roles Of Individual Proteins In De Novo Recruitment Of Pcg Repressive Complexes To Giant, Anni Kum

Biological Sciences Theses and Dissertations

Epigenetic gene regulation is the process by which external factors regulate the genome. This research studies Polycomb Group (PcG) proteins which function as epigenetic agents that work together in complexes to maintain gene silencing for multiple cellular generations. Drosophila melanogaster PcG proteins can be organized into three canonical complexes: Pho-RC, PRC1, and PRC2. Though there are multiple proposed models for the order of recruitment, it is generally accepted that PhoRC, PRC1, and PRC2 interact with each other to stably recruit to a target gene. Since these proteins are highly conserved, this project studies PcG proteins in the model organism, Drosophila …


The Role And Regulation Of The Caudal Gene In Tribolium Castaneum Segmentation, Suzanne Nicole Carpe Elias Apr 2022

The Role And Regulation Of The Caudal Gene In Tribolium Castaneum Segmentation, Suzanne Nicole Carpe Elias

Senior Theses and Projects

The embryo of the red flour beetle Tribolium castaneum develops sequentially by adding segments in an anterior-to-posterior progression using a “clock”-like mechanism similar to that of vertebrates. Previous studies indicate that the oscillations of this segmentation clock are driven by a gradient of the transcription factor caudal (cad), which activates and regulates the clock. Knocking down the cad gene using parental or early embryonic RNAi leads to animals with only head segments. We hypothesized that progressively later embryonic knockdowns would produce animals with progressively more segments if the function of cad does not change during segmentation. To examine …