Browsing Chemistry by Title
Now showing items 54-73 of 101
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Membrane Localization of Pyrene-Trehalose Conjugates (PYRETs)
(East Carolina University, 2018-05-01)The disaccharide trehalose is found in many organisms that can survive in extremely cold or dry environments. According to the “hydration hypothesis,” trehalose interacts with the glycerol/phosphate regions of lipid bilayers ... -
Method Development and Validation for the Rapid Detection of Organophosphates in Blood Plasma from Obese, Obese-Diabetic, and Lean Patients from Eastern North Carolina
(East Carolina University, 2017-07-13)The incidence of diabetes and rate of obesity is on the rise, along with the use of organophosphorus insecticides in the United States. Organophosphates (OP), a specific class of pesticide that is biodegradable and readily ... -
Modern and Classic Quantum Chemistry: Modeling Rhodium-Catalyzed Hydroacylation with Advanced Tools and the Development and Application of Software to Examine Simple Bonding Interactions in a Basis of Molecular Fragments
(East Carolina University, 8/5/2020)In this dissertation, both modern and classic computational methods are utilized to examine two problems of interest in the field of chemistry. The first problem involves a complex rhodium-catalyzed hydroacylation reaction ... -
Molecular Dynamics Studies of Point Mutations of Cardiac Troponin C and Annexin
(East Carolina University, 2015)Calcium binding proteins are biologically important for their ability to convert changes in calcium ion concentration to functional changes in proteins. All calcium binding proteins use a calcium sensing motif that changes ... -
A Molecular Dynamics Study into Annexin A1 Induced Membrane Binding and Aggregation
(East Carolina University, 2010)Annexins constitute a family of proteins that bind to anionic membranes in a reversible and calcium dependent manner through the unique architecture of their calcium binding sites. In addition, annexins with relatively ... -
NMR characterizations of an amyloidogenic conformational ensemble of the PI3K SH3 domain
(East Carolina University, 2006-11)Amyloid formation is associated with structural changes of native polypeptides to monomeric intermediate states and their self-assembly into insoluble aggregates. Characterizations of the amyloidogenic intermediate state ... -
NMR Studies into the Potential Interactions of Fullerene C[subscript]60, with Tetraphenylporphyrin, H[subscript]2[TPP] and Some of its Derivatives
(East Carolina University, 2011)The curved [pi] surface of fullerene, C[subscript]60, shows a tendency to interact with other molecules, making it an interesting target for building supramolecular arrays. The interaction can be relative strong and may ... -
Oxidation of Isoprene to Methyl vinyl ketone and Methacrolein via Hydroxyl Radical : A Regenerative Mechanism for the Hydroxyl Radical
(East Carolina University, 2013)Isoprene is an important molecule in atmospheric chemistry. Belonging to a class of molecules known as volatile organic compounds, it undergoes reactions with several different oxidizers in the atmosphere, including ... -
Platinum Catalyzed Synthesis of Alpha-Ketoester via C-H Functionalization
(East Carolina University, 2019-12-16)Alpha-ketoesters have proven to be useful in a variety of fields. They have found wide spread applications in pharmaceuticals, photochemistry, and biology. Additionally, they are of great interest in synthetic chemistry ... -
Platinum-Catalyzed Acylation of 2-(aryloxy)pyridines Via Direct Carbon-Hydrogen Activation
(East Carolina University, 2017-05-24)Carbonyl groups are ubiquitous in pharmaceuticals, biomolecules, and natural products. The traditional means of acylation to introduce carbonyls, such as the Friedel-Crafts acylation, can be limited in scope. More recent ... -
protaTETHER – a method for the incorporation of variable linkers in protein fusions reveals impacts of linker flexibility in a PKAc‐GFP fusion protein
(2018-03-14)Protein fusions are of fundamental importance in the study of cellular biology and the elucidation of cell signaling pathways, and the importance of linkers for the proper function of protein fusions is well documented in ... -
Prothymosin-Alpha : Features of the protein sequence that contribute to the anti-HIV Activity
(East Carolina University, 2010)Prothymosin-alpha (ProT[alpha]) is a protein mainly located in the nucleus of the cells. Though its exact function is not known, it is believed to be involved in cell proliferation. The ability of this protein to inhibit ... -
A quantitative and nondestructive method for determining the degradation of waterlogged archaeological wood
(East Carolina University, 2013)Archaeological artifacts are an essential part of preserving history and culture, and can be valuable tools for enhancing education and contributing economic benefits through tourism. Of the artifacts that one may encounter, ... -
Quinone Formation via Ceric Ammonium Nitrate Oxidations of 2-Alkyl-1,4-dialkoxybenzenes
(East Carolina University, 2016-05-03)Quinones are cyclohexadiendiones that have a variety of uses ranging from medical applications to synthetic building blocks. Medicinal applications stem from the potent biological activity (e.g. antitumor and antibiotic) ... -
Recognition of bacterial lipid headgroups by fluorescent crown ether-naphthalimides
(2015)The increasing incidence of antibiotic- resistant bacterial strains is a significant threat to human health. New antimicrobial mechanisms that feature reduced resistance potential are necessary to slow down the rapid ... -
SCREENING AND CHARACTERIZATION OF BIOCATALYSTS FOR SYNTHESIS OF WIELAND MIESCHER KETONE: A VERSATILE SYNTHETIC INTERMEDIATE
(East Carolina University, 2020-12-07)Biocatalysts derived from biological molecules such as proteins, RNA, and DNA have long been exploited for applications in synthetic chemistry. Lipases, a versatile class of biocatalysts, are known to exhibit significant ... -
SEPARATION AND ANALYSIS OF PRESERVATIVES IN SKINCARE CREAMS BY HIGH TEMPERATURE LIQUID CHROMATOGRAPHY AND SUBCRITICAL WATER CHROMATOGRAPHY
(East Carolina University, 2011)Preservatives are chemicals with antimicrobial activity commonly added to foods, pharmaceuticals and cosmetics in order to prolong products' shelf life and to protect the consumer from potential infection. Parabens, the ... -
Solvent and Solubility Effects on Quinone Ratios
(East Carolina University, 2012)Monoquinones and diquinones are a biologically and chemically important class of compounds that can be found in numerous natural products such as: thymoquinone, oosporein, coenzyme Q, embelin and the respective dimer, ... -
Solvent-Controlled Switch of Selectivity between sp[superscript]2 and s[superscript]p3 C-H Bond Activation by Platinum (II)
(East Carolina University, 2010)Cyclometalation reactions have been studied intensely for the past few decades, especially those containing palladium. The factors that control the process of the C-H bond activation, however, are not yet completely ... -
SPECTROSCOPIC INVESTIGATIONS OF BINDING MECHANISMS BETWEEN ANTIMICROBIAL PEPTIDES AND MODELS OF THE MEMBRANES OF PSEUDOMONAS AERUGINOSA AND KLEBSIELLA PNEUMONIAE
(East Carolina University, 2014)The wide application of antibiotics goes back over sixty years to the first use of penicillin in the mid-1940s. Antimicrobial agents have well-documented activity and have played a significant role in defending against ...