Trent University Graduate Thesis Collection

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    Copyright for all items in the Trent University Graduate Thesis Collection is held by the author, with all rights reserved, unless otherwise noted.
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    Displaying 161 - 180 of 196

    Insights from Dictyostelium: Examining the role of cellular stress in Batten disease

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Thanabalasingam, Aruban, Thesis advisor (ths): Huber, Robert J, Degree committee member (dgc): Yee, Janet, Degree committee member (dgc): Donaldson, Micheal, Degree granting institution (dgg): Trent University
    Abstract: <p>The neuronal ceroid lipofuscinoses (NCLs), commonly known as Batten disease, are a family of fatal neurodegenerative disorders that primarily affect children. Several subtypes of NCLs have been reported, each being caused by a mutation in a distinct ceroid lipofuscinosis neuronal (CLN) gene; this results in aberrant lysosome function and the accumulation of lipoprotein aggregates (known… more

    Regional diet and isotopic niche of predatory fish following a regime shift in Lake Huron

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Taylor, Courtney Erin, Thesis advisor (ths): Dunlop, Erin S, Degree committee member (dgc): Lauzon, Ryan, Degree committee member (dgc): Raby, Graham, Degree committee member (dgc): Rennie, Michael, Degree granting institution (dgg): Trent University
    Abstract: <p>Lake Huron's food web has experienced drastic changes in response to multiple stressors including declines in offshore productivity, decreased trophic transfer efficiency and a transformation of the benthic food web. However, how these changes have affected the diets and isotopic niches of predatory fish is largely unexplored. My diet study analysed stomach contents from five… more

    Does Mind-Mindedness Matter? Understand the Connection Between Parenting Styles and Preschoolers' Internalizing and Externalizing Behavior Problems from a Cultural Lens

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Fu, Yuke, Thesis advisor (ths): Liu, Mowei, Degree committee member (dgc): Michael, Chan-Reynolds G, Degree committee member (dgc): Quan, Jeffry, Degree granting institution (dgg): Trent University
    Abstract: <p>Despite the extensive application of Baumrind's parenting style typology, some argue that it may not adequately capture the implicit warmth Chinese parents embrace. This study attempted to examine whether mind-mindedness could be a key indicator for helping children understand the benevolent intentions behind their mothers' authoritarian parenting practices. Specifically, this… more

    From Court to Court: The Ka'kabish Ballcourt in Relation to the Political Landscape of Classic Maya North-Central Belize

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Gobran, Adam Matthew, Thesis advisor (ths): Haines, Helen R., Degree committee member (dgc): Iannone, Gyles, Degree committee member (dgc): Fitzsimons, Rodney, Degree committee member (dgc): Graham, Elizabeth, Degree granting institution (dgg): Trent University
    Abstract: <p>This thesis presents the excavation and analysis of Structure D-6 at the Maya city of Ka'kabish in what is now North-Central Belize. Structure D-6, together with Structure D-7, comprise the site's only known ballcourt. Performance theory is used in tandem with the existing literature about the Mesoamerican ballcourt's crucial function within the legitimization strategies… more

    Do males really have it easier? The costs of reproduction in Sagittaria latifolia (Alismataceae)

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Gibson, Matthew Thomas, Thesis advisor (ths): Dorken, Marcel MD, Degree committee member (dgc): Emery, Neil NE, Degree committee member (dgc): Burness, Gary GB, Degree granting institution (dgg): Trent University
    Abstract: <p>Darwinian fitness is determined by the outcome of allocations of energy and nutrients to plant growth, survival, and reproduction. Allocations to reproduction differ from allocations to growth and survival because the products of reproduction (pollen, ovules, and fruits) are dispersed away from the plant and so the resources used to produce them cannot be re-allocated. As a result, and… more

    Assessing Human Bone Collagen Turnover Rate

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Hall, Olivia Rose, Thesis advisor (ths): Szpak, Paul, Degree committee member (dgc): Conolly, James, Degree committee member (dgc): Forbes, Shari, Degree granting institution (dgg): Trent University
    Abstract: <p>Understanding tissue turnover rate is crucial for isotopic analysis. Collagen, a main component of bone, is often studied in archaeology and paleontology, yet bone collagen turnover rates across various skeletal elements, remain underexplored. This study addresses this by assessing collagen turnover rates in multiple human skeletal elements using the bomb carbon dating method. Seven… more

    The search for myco-hormones in the metabolome of the model organism Sordaria macrospora via LC-MS/MS.

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Molina Bean, Kimberly, Thesis advisor (ths): Emery, Neil, Degree committee member (dgc): Kisiala, Anna, Degree committee member (dgc): Morrison, Erin, Degree granting institution (dgg): Trent University
    Abstract: <p>Fungi are a diverse group of organisms that play crucial roles in various ecological processes and have immense economic importance. Understanding the intricate mechanisms underlying fungal growth and development is fundamental to harnessing their potential and exploring their applications in different fields. Signalling molecules, such as hormones, have been identified as key regulators… more

    "When I'm Looking at the World…I Take a Photo": An Exploration of the Affectual and Social Complexities of Sharing and Seeing Images in Youth Digital Culture

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Moore, Madison, Thesis advisor (ths): Epp, Michael, Degree committee member (dgc): Synenko, Joshua, Degree committee member (dgc): Pendleton Jimenez, Karleen, Degree granting institution (dgg): Trent University
    Abstract: <p>This dissertation focuses on the intersectionality between images posted on social media and social rules in the lives of young people. The findings are based on thirty-four qualitative interviews with young social media users where photo-based methodologies were employed. From these interviews, three key themes emerged: 1) Posting and sharing images are connected to identity exploration… more

    Summer Movement Ecology of Showshoe Hares (Lepus americanus) during a Population Cycle

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Miller, Hannah, Thesis advisor (ths): Murray, Dennis L, Degree committee member (dgc): Schaefer, Jim, Degree committee member (dgc): Burness, Gary, Degree committee member (dgc): Raby, Graham, Degree granting institution (dgg): Trent University
    Abstract: <p>I tracked summer movements and activity of snowshoe hares (Lepus americanus) in southwestern Yukon, Canada, during their population cycle (2015–2022) to assess the primary drivers of movement. Hares exhibited variable movement and activity during the cycle, exhibiting increased home range size and higher daily displacement during low population densities. Males exhibited more dramatic… more

    An Investigation of Residential Mortuary Trends Among the Southern Lowland Maya: A Case Study at Ka'kabish, Belize

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Molica-Lazzaro, Olivia Rosina Velma, Thesis advisor (ths): Newton, Jennifer, Thesis advisor (ths): Haines, Helen R., Degree committee member (dgc): Iannone, Gyles, Degree committee member (dgc): Williams, Jocelyn, Degree granting institution (dgg): Trent University
    Abstract: <p>Mortuary archaeology presents a unique opportunity to compare cultural and biological factors within burial assemblages. This study expands upon the previous bioarchaeological research in the eastern portion of the Southern Maya Lowlands through a comparative mortuary analysis that highlights burial trends between the site of Ka'kabish, Belize, and surrounding settlements. Ka'… more

    Et'sehch'i; The Traditional Dene Burial Practices

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Mountain, Antoine Bear Rock, Thesis advisor (ths): McCaskill, Don, Degree committee member (dgc): Begay Jr., Manley, Degree committee member (dgc): Devine, Bonnie, Degree committee member (dgc): Jackson, Lucy, Degree granting institution (dgg): Trent University
    Abstract: <p>My research into Et'sehch'i, the Traditional Dene Burial Practices, is a comprehensive study into how smaller groups, clans, of our northern Dene understood and handled matters of funerals. The research focuses on the Dene community of Radelie Koe, Fort Good Hope in the Northwest Territories of Canada, my home community. In these Pre-Contact times, there weren't any of the… more

    Evaluating the Relationships Between Land Use and Stream Nutrient and Chloride Concentrations Across Southern Ontario

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Chan, Roshelle, Thesis advisor (ths): Eimers, Catherine, Thesis advisor (ths): Thompson, Karen, Degree committee member (dgc): Arhonditsis, George, Degree granting institution (dgg): Trent University
    Abstract: <p>Agricultural and urban land uses have been linked to the recent resurgence of eutrophication and salinization issues in the lower Great Lakes. This thesis examined the relationship between watershed land use and stream nitrate-nitrogen (NO3-N), total phosphorus (TP), and chloride (Cl) concentrations across southern Ontario. Using a self-organizing map analysis, the watersheds were… more

    Dietary fatty acid content changes the long-term acclimation response of a captive bird (Taeniopygia guttata) to ambient temperatures

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Campbell, Michael John, Thesis advisor (ths): Mastromonaco, Gabriela F, Thesis advisor (ths): Burness, Gary, Degree committee member (dgc): McClelland, Grant B, Degree granting institution (dgg): Trent University
    Abstract: <p>Due to climate change and managed care, birds may face interacting effects of novel diets and environmental temperatures. I examined how captive zebra finches (Taeniopygia guttata) responded to a 6-month acclimation to either thermoneutral or cool temperatures when provided with saturated or unsaturated fatty acid enriched diets. Body mass was lower on the unsaturated fatty acid diet,… more

    Models of Charged Domain Walls

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Carroll, Carson, Thesis advisor (ths): Atkinson, Bill, Degree granting institution (dgg): Trent University
    Abstract: <p>There is a `universal' picture of a charged domain wall (CDW) in theoretical work, often depicted as residing in an infinite thickness film, charge neutral, and with no bias voltage applied. However, in experiment CDWs are shown with none of these assumptions. CDWs are produced in thin or ultra-thin films, the CDW is not charge neutral, and a bias voltage is being applied. We look… more

    Animal-mediated elemental cycling across time, space, and animal functional traits

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Klemet-N'Guessan, Sandra, Thesis advisor (ths): Xenopoulos, Marguerite A., Degree committee member (dgc): Paterson, Michael J., Degree committee member (dgc): Fox, Michael G., Degree granting institution (dgg): Trent University
    Abstract: <p>Animals are essential to freshwater biogeochemistry and productivity. Through their excretion, aquatic consumers release bioavailable nutrients and carbon that can vary with animal taxonomic rank, trophic position, and abiotic factors such as light and nutrient supply. In fresh waters, light and nutrient supply is often modulated by dissolved organic matter (DOM), a "murky"… more

    Dissolved organic phosphorus and dissolved organic matter in Lake Erie and its tributaries

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): King, Sarah Selina Euphemia, Thesis advisor (ths): Xenopoulos, Marguerite A, Degree committee member (dgc): Koprivnjak, Jean-François, Degree committee member (dgc): Winter, Jennifer G, Degree granting institution (dgg): Trent University
    Abstract: <p>Phosphorus is the growth-limiting nutrient in freshwater environments. Dissolved organic phosphorus (DOP) refers to phosphorus within dissolved organic matter (DOM). Much of DOP is bioavailable, but it is poorly understood due to its complexity. This thesis explores the export DOP to Lake Erie from its tributaries, by investigating its speciation and concentration seasonally through… more

    Concentration-Dependent Effects of Cadmium on Mouse Angiogenesis In Vitro

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Knight, Caitlyn, Thesis advisor (ths): Kapron, Carolyn, Degree committee member (dgc): Tobin, Stephanie, Degree committee member (dgc): Huber, Robert, Degree committee member (dgc): West, Sarah, Degree granting institution (dgg): Trent University
    Abstract: <p>Cadmium is a toxic metal that has detrimental effects on blood vessel development and function. To examine the effect of varying concentrations of cadmium on angiogenesis, two in vitro assays were used. First, developing yolk sac blood vessels were studied in gestation day 8 mouse embryos exposed to medium alone, 1.25, or 1.75 μM cadmium chloride (CdCl2). Embryos exposed to 1.25 μM… more

    The Impact of the COVID-19 Pandemic on Black People in Toronto: Informing Public Health Nurses on what they can do: A Scoping Review

    Year: 2024, 2024
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Thompson, Fitzroy Hugh, Thesis advisor (ths): Gilmer, Cyndi, Degree committee member (dgc): Firang, David, Degree granting institution (dgg): Trent University
    Abstract: <p>The Impact of the COVID-19 Pandemic on Black People in Toronto: Informing Public Health Nurses on What They Can Do: A Scoping Review by Fitzroy H. Thompson MScN, explores Black people in low-income neighbourhoods being at increased risk of COVID-19 infection and death due to longstanding health inequity. The research consisted of white and grey literature from Canada between March 2020… more