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Full-Text Articles in Food Science

Evaluating The Efficacy Of Whole Cooked Enriched Egg In Modulating Health-Beneficial Biological Activities, Emerson Nolasco Dec 2019

Evaluating The Efficacy Of Whole Cooked Enriched Egg In Modulating Health-Beneficial Biological Activities, Emerson Nolasco

Department of Food Science and Technology: Dissertations, Theses, and Student Research

The whole egg is known as nutritious food in the human diet with a wide reach due to its accessibility. It’s highly bioavailable proteins and dietary compounds, and their health-beneficial properties make the egg a potential functional food. Still, little is known about how the production and processing methods can modulate its potential health-beneficial properties. To attend the knowledge gaps, the study established objectives look to evaluate the effect of the hen breed, egg enrichment, and cooking methods. The hen breed and egg enrichment maintained overall the egg quality. Confirming the capacity of the egg industry of improving the egg …


Effect Of Processing On Microbiota Accessible Carbohydrates In Whole Grains, Caroline Smith Nov 2019

Effect Of Processing On Microbiota Accessible Carbohydrates In Whole Grains, Caroline Smith

Department of Food Science and Technology: Dissertations, Theses, and Student Research

There is potential to increase microbiota accessible carbohydrates (MAC) in whole grains through food processing. Therefore, different processing conditions for boiling and extrusion of whole wheat flour were studied for their effect on MAC. Processing conditions had a minimal effect on fermentation response using 2 fecal samples of disparate composition. However, the processing method had an impact on the fermentation of non-digestible carbohydrates and subsequent short chain fatty acids production, but only for a microbiome with high diversity and a predominance of microbes associated with dietary fiber intake. Subsequently, five processing methods: boiling, extrusion, unleavened bread, yeast bread, and sourdough …


Formation Of Low Density And Free-Flowing Hollow Microparticles From Non-Hydrogenated Oils And Preparation Of Pastries With Shortening Fat Composed Of The Microparticles, Joshua Gudeman Oct 2019

Formation Of Low Density And Free-Flowing Hollow Microparticles From Non-Hydrogenated Oils And Preparation Of Pastries With Shortening Fat Composed Of The Microparticles, Joshua Gudeman

Department of Food Science and Technology: Dissertations, Theses, and Student Research

Solid fats provide critical functionality in the structuring, shortening, and stabilizing of many foods. However, their use as an ingredient is foods can present a number of challenges. The physical properties of solid fat can make them difficult to apply to or incorporate into foods consistently. On an industrial food production scale, handling of solid fats can difficult because they are often packed in heavy cubes or totes, and production delays and inefficiencies may be caused by the need to remelt the oils before use. Oils as a macronutrient also contribute a relatively high number of calories at 9 calories …


High Pressure Thawing Of Raw Poultry Meats, Ali Alqaraghuli Jul 2019

High Pressure Thawing Of Raw Poultry Meats, Ali Alqaraghuli

Department of Food Science and Technology: Dissertations, Theses, and Student Research

The melting temperature of water reaches its minimum when pressurized from 0 °C at atmospheric pressure down to -22 °C at 220 MPa, showing that frozen products at atmospheric pressure (0.1 MPa) can be thawed rapidly by simply increasing the pressure to 210-250 MPa. High pressure thawing (HPT) of poultry meats (ground chicken, chicken breast, thigh, liver, gizzard, and heart) commonly used in the raw pet food industry was evaluated at 240 MPa, two processing fluid temperatures (refrigerated, 0-10 °C and room, 20-30 °C), and four holding times (1, 180, 360, and 540 s). Changes in color via * * …


Characterization And Evaluation Of The Probiotic Properties Of The Sporeforming Bacteria, Bacillus Coagulans Unique Is-2, Amy Garrison May 2019

Characterization And Evaluation Of The Probiotic Properties Of The Sporeforming Bacteria, Bacillus Coagulans Unique Is-2, Amy Garrison

Department of Food Science and Technology: Dissertations, Theses, and Student Research

Probiotics are live organisms, that when consumed in adequate amounts, confer a health benefit to the host. To achieve probiotic status, each potential strain’s functional properties and their safety to the consumer must be comprehensively evaluated. Probiotic effects have been observed to be strain specific, therefore each new strain of interest must be characterized according to their phenotypic and genetic characteristics. There is a list of characteristics that potential probiotic strains should have to be considered as a probiotic. Potential probiotic strains should be evaluated for their acid and bile salt resistance, antimicrobial activity and adherence and colonization to intestinal …


Encapsulation Of Astaxanthin-Enriched Camelina Seed Oil Obtained By Ethanol-Modified Supercritical Carbon Dioxide Extraction, Liyang Xie Apr 2019

Encapsulation Of Astaxanthin-Enriched Camelina Seed Oil Obtained By Ethanol-Modified Supercritical Carbon Dioxide Extraction, Liyang Xie

Department of Food Science and Technology: Dissertations, Theses, and Student Research

Astaxanthin is a high-value carotenoid widely used in the food, feed, nutraceutical, and pharmaceutical industries. Natural sources of astaxanthin are preferable to synthetic sources. However, current sources of natural astaxanthin are limited and fall short of global demand. In addition, effective extraction and stabilization strategies are needed before the utilization of natural astaxanthin in food applications. This work investigated 1) the feasibility of ethanol-modified supercritical carbon dioxide (SC-CO2) extraction of astaxanthin from engineered camelina seed, a potential source of natural astaxanthin, and 2) the potential of an emulsion-based system to protect astaxanthin after extraction. The physical properties of the emulsion …