Trent University Graduate Thesis Collection

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    tula:etd
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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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    Phosphoric Acid Chemically Activated Waste Wood: Production, Modification and Selenium Adsorption

    Year: 2019, 2019
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Strong, Oliver Luke, Thesis advisor (ths): Vreugdenhil, Andrew, Degree committee member (dgc): Easton, Brad, Degree committee member (dgc): Slepkov, Aaron, Degree granting institution (dgg): Trent University
    Abstract: <p>Activated Carbon (AC) is commonly produced by gasification, but there has been increasing interest in chemical activation due to its lower activation temperatures and higher yields. Phosphoric acid, in particular, succeeds in both these areas. Phosphoric acid activated carbon (PAC) can be environmentally sustainable, and economically favourable, when the phosphoric acid used in the… more

    Ligand Binding Properties of Giardia Flavohemoglobin

    Year: 2019, 2019
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Nezamololama, Novin, Thesis advisor (ths): Rafferty, Steven P, Degree committee member (dgc): Vreugdenhil, Andrew, Degree committee member (dgc): Bates, Holly, Degree granting institution (dgg): Trent University
    Abstract: <p>The parasitic protist Giardia intestinalis possesses flavohemoglobin (gFlHb), an enzyme that detoxifies nitric oxide to the less harmful nitrate, and is a potential target for antigiardial drugs that act as ligands to the iron of its heme cofactor. In this work, the binding constants KD of gFlHb, three active-site variants (Q54L, L58A, Y30F) and the E. coli flavohemoglobin (Hmp) towards… more

    Expression optimization and NMR spectroscopy of Giardia intestinalis cytochrome b5 isotype III

    Year: 2019, 2019
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Crowley, Erika Lynn, Thesis advisor (ths): Rafferty, Steven P, Degree committee member (dgc): Vreugdenhil, Andrew, Degree committee member (dgc): Brunetti, Craig, Degree granting institution (dgg): Trent University
    Abstract: <p>The parasitic protist Giardia intestinalis does not synthesize heme and lacks many common eukaryotic heme proteins, yet it expresses four cytochrome b5 (gCYTB5) isotypes of unknown function. These have low reduction potentials and distinct subcellular locations that are consistent with structural features and biological functions that differ from their mammalian counterparts. Isotype III… more

    Anthropogenic microfibres in background natural environments in Ireland

    Year: 2019, 2019
    Member of: Trent University Graduate Thesis Collection
    Name(s): Creator (cre): Roblin, Brett, Thesis advisor (ths): Aherne, Julian, Degree committee member (dgc): Vreugdenhil, Andrew, Degree granting institution (dgg): Trent University
    Abstract: <p>Microfibres, which are threadlike particles < 5 mm, are the most common type of microplastic reported in the environment. However, few studies have focused on their abundance in background natural environments. This study assessed the abundance of microfibres in rainfall samples (from four precipitation monitoring stations) and across three headwater lake catchments that were in… more