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Full-Text Articles in Food Science

Effect Of Grain Sorghum Polyphenols On Fecal Fermentation, Danielle Marie Ashley Aug 2018

Effect Of Grain Sorghum Polyphenols On Fecal Fermentation, Danielle Marie Ashley

Graduate Theses and Dissertations

Obesity is an increasing epidemic which during 2015-2016 afflicted 39.8% of adults and 18.5% of youth in the United States. Not only can obesity affect quality of life, but it can lead to life-threatening diseases such as type 2 diabetes, heart disease, stroke, and some cancers. Animal and human research have demonstrated a pattern of gut microbiota perturbation in overweight and obesity, characterized by a reduction of beneficial bacterial species and increase in harmful species. Diet has been established as a contributing factor in gut ecology, and foods including fiber, resistant starch, and polyphenols have been found to both enhance …


Interaction Of Titanium Dioxide Nanoparticles (Nps) With Food Components And Mechanistic Studies Of Adverse Effects Induced By Titanium Dioxide Nps, Xiaoqiong Cao Jul 2018

Interaction Of Titanium Dioxide Nanoparticles (Nps) With Food Components And Mechanistic Studies Of Adverse Effects Induced By Titanium Dioxide Nps, Xiaoqiong Cao

Doctoral Dissertations

Many food products contain engineered inorganic nanoparticles (NPs), such as titanium dioxide (TiO2) NPs as a part of food additive, due to both unintentional and intentional additions. There has been increasing concern about the health risks associated with foodborne inorganic NPs. However, the detailed understanding of the biological fate and potential adverse effects of foodborne TiO2 NPs is not available despite a limited number of published toxicity studies on TiO2 NPs. The purpose of this thesis was to characterize the interactions of TiO2 NPs and food components including dietary flavonoids and dietary proteins, …


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 …


A Living Model For Obesity And Aging Research: Caenorhabditis Elegans, Peiyi Shen Mar 2018

A Living Model For Obesity And Aging Research: Caenorhabditis Elegans, Peiyi Shen

Doctoral Dissertations

Caenorhabditis elegans (C. elegans) is a free-living nematode that has been extensively utilized as an animal model for the research involving aging and neurodegenerative diseases, like Alzheimer and Parkinson, etc. Compared with the traditional animal models, this nematode possesses many benefits, such as small body size, short lifespan, complete sequenced genome and more than 65% of the genes associated with human diseases. All these characteristics enable this organism to be an ideal living system for obesity and aging studies. Piceatannol is a natural stilbene with many beneficial effects, such as anti-oxidative, anti-inflammatory, anti-atherogenic activities, however, its role on …


Assessment Of Nutrition Knowledge And Dietary Behaviors Of Post Bariatric Surgery Patients Attending The Outpatient Clinic Of Rashid Hospital, Dubai, Souheir Mahmoud Alia Mar 2018

Assessment Of Nutrition Knowledge And Dietary Behaviors Of Post Bariatric Surgery Patients Attending The Outpatient Clinic Of Rashid Hospital, Dubai, Souheir Mahmoud Alia

Food Science Theses

Obesity is regarded as an increasingly prevalent public health problem, with enormous adverse health consequences. It also increases the risk for co-morbidities. There are several means to treat obesity, and bariatric surgery has emerged as one of the most prevalent ways to treat obesity. Despite the vast research assessing nutrition knowledge of patients regarding several health conditions, existing research assessing the nutrition knowledge of post-bariatric surgery patients is limited, although this category of patients is very susceptible to malnutrition post-surgery. The aim of this study was to assess the patients’ general nutrition knowledge and the knowledge specific to the dietary …


Probiotic Bifidobacterium Strains And Galactooligosaccharides Improve Intestinal Barrier Function In Obese Adults But Show No Synergism When Used Together As Synbiotics, Janina A. Krumbeck, Heather E. Rasmussen, Robert W. Hutkins, Jennifer L. Clarke, Krista Shawron, Ali Keshavarzian, Jens Walter Jan 2018

Probiotic Bifidobacterium Strains And Galactooligosaccharides Improve Intestinal Barrier Function In Obese Adults But Show No Synergism When Used Together As Synbiotics, Janina A. Krumbeck, Heather E. Rasmussen, Robert W. Hutkins, Jennifer L. Clarke, Krista Shawron, Ali Keshavarzian, Jens Walter

Department of Food Science and Technology: Faculty Publications

Background: One way to improve both the ecological performance and functionality of probiotic bacteria is by combining them with a prebiotic in the form of a synbiotic. However, the degree to which such synbiotic formulations improve probiotic strain functionality in humans has not been tested systematically. Our goal was to use a randomized, double-blind, placebo-controlled, parallel-arm clinical trial in obese humans to compare the ecological and physiological impact of the prebiotic galactooligosaccharides (GOS) and the probiotic strains Bifidobacterium adolescentis IVS-1 (autochthonous and selected via in vivo selection) and Bifidobacterium lactis BB-12 (commercial probiotic allochthonous to the human gut) when used …


Metabolic Syndrome, Gut Microbiome And Dietary Bioactive Peptides, An Unexplored Triad, Rohita Sinha, Jennifer Clarke, Jean-Jack Riethoven Jan 2018

Metabolic Syndrome, Gut Microbiome And Dietary Bioactive Peptides, An Unexplored Triad, Rohita Sinha, Jennifer Clarke, Jean-Jack Riethoven

Department of Food Science and Technology: Faculty Publications

The gut microbiome is a complex, biochemically rich and essential component of the human metabolic system. It has been our understanding for very long that the gut microbes are primarily there to digest the undigested food (mainly fibers), get nourishment, and in return release metabolites helping host cells — short-chain fatty acids produced by gut microbes are a great source of energy for the colonocytes. It is only in the last decade, with advancements of DNA sequencing platforms, that we are lettered about the association between the gut microbial composition and metabolic disorders such as obesity, dysglycemia, dyslipidemia, and cardiovascular …


Obesity, Noah Rhodes Jan 2018

Obesity, Noah Rhodes

Global Issues in Public Health

Obesity is a worldwide issue that can be defined as a non-communicable condition which means that it is non-infectious and non-transmissible and it is defined as having a BMI over 30 even though BMI doesn’t account for the person’s muscle mass which causes some athletes to be considered obese just because they weigh a lot for their height. Diagnosing obesity can be a long process which includes a health history being taken, a general physical exam, calculation of BMI, and measuring waist circumference. Diagnosis of obesity also involves checking for problems such as high blood pressure, variation of cholesterol levels …