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Endocannabinoid Metabolome Of Human Breast Milk, Adriana V. Gaitan Espinoza Jul 2018

Endocannabinoid Metabolome Of Human Breast Milk, Adriana V. Gaitan Espinoza

LSU Doctoral Dissertations

Human breast milk (HBM) is an extremely complex yet fascinating biofluid tailored to meet an infant’s nutritional requirements for development. Amongst the nutrients present in HBM, the long-chain polyunsaturated fatty acids (LCPUFAs) are of high importance due to the pivotal role they play in infant cognitive and visual development, and growth. In addition, the LCPUFAs are precursors to endocannabinoids (EC) which are endogenous lipid mediators. EC exert metabolic responses including appetite and food intake regulation, and they have been identified to play a role in establishing the suckling response of the newborn that is needed to nurse. Thus, we aimed …


Effects Of Mitochondrial Nadp+-Dependent Isocitrate Dehydrogenase Deficiency On Fructose-Induced Obesity In Mice, Allison Michelle Montalbano, Kaleigh Elizabeth Beane May 2018

Effects Of Mitochondrial Nadp+-Dependent Isocitrate Dehydrogenase Deficiency On Fructose-Induced Obesity In Mice, Allison Michelle Montalbano, Kaleigh Elizabeth Beane

Human Nutrition and Hospitality Management Undergraduate Honors Theses

Obesity prevalence in the United States continues to increase and is associated with health consequences such as type 2 diabetes, hypertension, atherosclerosis, and hyperlipidemia. Among many contributing factors to obesity, fructose may be one of the major reasons as it disrupts the antioxidant system thereby resulting in an accumulation of reactive oxidative species and leading to obese conditions. The enzyme, isocitrate dehydrogenase 2 (IDH2), reduces nicotinamide adenine dinucleotide phosphate from the TCA Cycle, hence might be implicated with not only energy metabolism but also cellular redox homeostasis. Therefore, the hypothesis was that IDH2 deficiency in mice would exacerbate hepatic lipid …


Bacterial Lps At The Immune Modulating Component In Juzen-Taiho-To, Diego Montenegro Feb 2018

Bacterial Lps At The Immune Modulating Component In Juzen-Taiho-To, Diego Montenegro

Dissertations, Theses, and Capstone Projects

Juzen-taiho-to (JTT) is an immune-boosting herbal formulation with an ideal balance of safety and efficacy. For example, JTT is clinically used in Japan to stimulate the immunological functions of cancer patients undergoing chemotherapy and radiation. Although the clinical effects of JTT are recognized, the active compounds and mechanism of action are unknown. The studies conducted previously in our laboratory associated several phytosterols and plant glycolipids with the potent immunostimulatory activity of JTT: namely, β-sitosteryl β-D-glucoside (BSSG), glucocerebroside (GluCer), digalactosyldiacylglycerol (DGDG) and monogalactosyldiacylglycerol (MGDG). However, these compounds, when further purified, exhibited little or no immunostimulatory activity. This suggested that the immunostimulatory …


The Role Of Ceramide In Neutrophil Elastase Induced Inflammation In The Lungs, Sophia Karandashova Jan 2018

The Role Of Ceramide In Neutrophil Elastase Induced Inflammation In The Lungs, Sophia Karandashova

Theses and Dissertations

Alterations to sphingolipid metabolism are associated with increased pulmonary inflammation, but the impact of inflammatory mediators, such as neutrophil elastase (NE), on airway sphingolipid homeostasis remains unknown. NE is a protease associated CF lung disease progression, and can be found in up to micromolar concentrations in patient airways. While sphingolipids have been investigated in the context of CF, the focus has been on loss of cystic fibrosis transmembrane conductance regulator (CFTR) function. Here, we present a novel observation: oropharyngeal aspiration of NE increases airway ceramides in mice. Using a previously characterized mouse model of NE-induced inflammation, we demonstrate that NE …