Index Catalog // ScholarsArchive@OSU

Development and characterization of shelf-life and sensory properties of restructured albacore tuna (Thunnus alalunga) rolls

Creator:: Roblero, Josef G.
Abstract:: Albacore tuna (Thunnus alalunga) rolls were developed using two albacore meat levels and three different treatment combinations. Albacore meat levels of 82 and 88% (Alb82 and Alb88) of the total weight formulation were examined. The different treatments consisted of 0.3% sodium tripolyphosphate (STPP), 0.3% STPP plus nitrites (150 ppm), and...
Resource Type:: Masters Thesis
Full Text:: 1 AN ABSTRACT OF THE THESIS OF Josef G. Roblero for the degree of Master in Science in

Separation and detection of cellooligosaccharides on cellulose thin-layer chromatography

Creator:: Sookavatana, Narumon
Abstract:: Linear oligosacchardies of 1,4 linked β-D-glucopyranose are commonly referred to as cellodextrins (CD) or cellooligosaccharides (CO). They are of interest to those working in disciplines involving cellulose chemistry because they are often used as model substrates for cellulose itself. They are of interest to food scientists and nutritionists because they...
Resource Type:: Masters Thesis
Full Text:: approved: Michael H. Penner Linear oligosacchardies of 1,4 linked P-D-glucopyranose are commonly

Development of new analytical methods for aroma analysis and investigation of impact of native yeasts on wine aroma

Creator:: Zhou, Qin
Abstract:: Three analytical methods for determination of aroma compounds in alcoholic beverages were developed and validated. These methods are sensitive and reliable that can be applied to analyze volatile phenols, stale aldehydes as well as some highly volatile aromas in alcoholic beverages. In the first study, an ethylene glycol (EG) polydimethylsiloxane...
Resource Type:: Dissertation
Full Text:: Michael C. Qian Three analytical methods for determination of aroma compounds in alcoholic

Aroma investigation of ‘Marion’ and thornless blackberries in Pacific Northwest of America

Creator:: Du, Xiaofen
Abstract:: The objectives of this study are to 1) qualitatively and quantitatively measure the odor-active compounds in ‘Marion’ blackberry; 2) compare the aroma profiles of advanced selections and new cultivars of thornless blackberry cultivars with ‘Marion’; 3) study the development of furaneol in ‘Marion’ during ripening and; 4) investigate the distribution...
Resource Type:: Dissertation
Full Text:: ’ and Thornless Blackberries in Pacific Northwest of America Abstract approved: Michael

Experimental investigation of carbon dioxide (CO₂) laser perforation as a potential skin pretreatment for sugar infusion process of frozen blueberries

Creator:: Fujimaru, Tomomi
Abstract:: The purpose of this research was to examine the feasibility of carbon dioxide (CO2) laser perforation and its potential utilization as a novel skin pretreatment for the sugar infusion process of IQF (individually quick frozen) blueberries. In the first study, IQF blueberries were treated with varying degrees of laser perforation...
Resource Type:: Masters Thesis
Full Text:: Blueberries. Abstract approved: Michael T. Morrissey The purpose of this research was

Impact of seasonal variation and growing environment on blackberry aroma

Creator:: Wang, Yuanyuan
Abstract:: Blackberries have been enjoyed for their delicious flavor and high nutritional value for hundreds of years. In North America, blackberries were cultivated since 1850-1860. Blackberries have their characteristic and unique aromas depending on the cultivar and growing conditions. The objective of this study was to evaluate the impact of seasonal...
Resource Type:: Masters Thesis
Full Text:: Seasonal Variation and Growing Environment on Blackberry Aroma Abstract approved: XT Dr. Michael

Hydrolytic methods for the quantification of fructose-equivalents in herbaceous biomass

Creator:: Nguyen, Stefanie K.
Abstract:: A low, but significant, fraction of the carbohydrate portion of herbaceous biomass may be composed of fructose/fructosyl-containing components (“fructose equivalents”); such carbohydrates include sucrose, fructo-oligosaccharides, and fructans. Standard methods used for the quantification of structural-carbohydrate-derived neutral monosaccharide-equivalents in biomass are not particularly well suited for the quantification of fructose equivalents...
Resource Type:: Masters Thesis
Full Text:: Fructose-Equivalents in Herbaceous Biomass Abstract approved: Michael H. Penner

Effects of Vineyard Managements on Grape and Wine Quality in Response to Grapevine Red Blotch Disease

Creator:: Huang, Ling
Abstract:: Grapevine red blotch virus (GRBV) is a single-stranded DNA virus that causes grapevine red blotch disease (GRBD). Symptoms of GRBD include red discoloring of leaf margins and red veins on the underside of the leaves. GRBD affects the plant's metabolism and photosynthetic pathways, and disrupts carbon translocation and chlorophyll concentrations....
Resource Type:: Dissertation
Full Text:: Disease Abstract approved: ______________________________________________________ Michael

Aroma-active compounds in 'Centennial', 'Citra' and 'Nelson Sauvin' hop varieties and their aroma contribution to dry-hopped beer

Creator:: Feng, Shi
Abstract:: The objectives of this study were to 1) measure and compare the compositional differences of essential oil among three hop cultivars ('Centennial’, 'Citra' and 'Nelson Sauvin'), 2) identify the odor-active aroma compounds in three varieties of hops and 3) investigate the behavior of hop-derived aroma compounds in beers prepared by...
Resource Type:: Masters Thesis
Full Text:: : Michael C. Qian The objectives of this study were to 1) measure and compare the compositional

Flavor development of cheddar cheese under different manufacturing practices

Creator:: Lemus, Freddy Mauricio
Abstract:: Cheddar Cheese samples (good cheese, weak cheese, cheese made with pasteurized milk, cheese made with heat-shocked milk, cheese from production plant A, cheese from production plant B, cheese made with adjunct culture, and cheese made without adjunct culture), were evaluated during the ripening stage. Proteolysis was studied by a fractionation...
Resource Type:: Masters Thesis
Full Text:: approved: Michael C. Qian Cheddar Cheese samples (good cheese, weak cheese, cheese made with

Impact of Pre-fermentation Cold Soak Conditions on Pinot Noir Wine Quality

Creator:: Fu, Mengying
Abstract:: Wine volatile composition is one of the most important components of wine quality, and it is greatly affected by multiple factors, including grape variety, viticultural practices, and winemaking procedures. Pre-fermentation cold soak is one of the winemaking techniques widely undertaken by winemakers to modify their red wine quality. Imposing a...
Resource Type:: Masters Thesis
Full Text:: glass is coated with a layer of absorbent, usually PDMS (Michael C. Qian, Devin G. Peterson et al

Effect of Regulated Deficit Irrigation on Malbec and Syrah Grape and Wine Quality

Creator:: Yuan, Xiaoxi
Abstract:: The water status of grape vine throughout the growing season is a primary determinant of vine vigor and berry composition. The concentrations of volatile compounds and precursors in grape berries are highly influenced by viticultural practices. Imposing a water deficit on the vine during berry development is an important vineyard...
Resource Type:: Masters Thesis
Full Text:: Abstract approved: _____________________________________________________ Michael C. Qian

Effect of sensory properties and health information on consumer acceptance and purchase of colorful fresh market potatoes

Creator:: Wechsler, Linda J.
Abstract:: Potato varieties characterized by non-conventional skin and flesh colors (purple, red, yellow) have the potential to revitalize consumer demand for fresh market potatoes because of their unique appearance and health benefits. Red and purple potatoes contain anthocyanins, which are flavonoids responsible for red, blue, and purple pigments in plants. Yellow...
Resource Type:: Masters Thesis
Full Text:: : _____________________________________________________________________________ Michael T. Morrissey Potato varieties characterized by non-conventional skin and flesh

Quantification of fructose equivalents in straw extracts

Creator:: Kim, Eugene
Abstract:: Cereal and commercial grass-seed straws are abundant plant biomass materials that are currently being considered for application in industrial processes aimed at the production of biofuels, biomaterials, and biochemicals. The carbohydrate fraction of these straws is of particular interest in this context due to its chemical functionality and relative ease...
Resource Type:: Masters Thesis
Full Text:: : Michael H. Penner Cereal and commercial grass-seed straws are abundant plant biomass materials that

Aroma comparison of 'Marion' (Rubus sp. L.) and 'Thornless Evergreen' (R. laciniatus L.) blackberries

Creator:: Klesk, Keith
Abstract:: 'Marion' and 'Thornless Evergreen' blackberry volatiles were analyzed by capillary gas chromatography-flame ionization detection (GC-FED) and GC-mass spectrometry (GC-MS). Based on total percentage of FID area 'Thornless Evergreen' contains significantly more alcohols, hydrocarbons, and phenols than the 'Marion'; 'Marion' contains more acids and esters. Both cultivars contained comparable amounts of...
Resource Type:: Dissertation
Full Text:: approved: u / ■■ r - " r—= ■f^- Michael Qian^ 'Marion' and 'Thornless Evergreen' blackberry

Evaluation of the off-flavor in English sole (Parophrys vetulus) using descriptive analysis techniques and consumer testing

Creator:: Geise, Laura Ann
Abstract:: English sole (Parophrys vetulus) is a flatfish found in abundance in the Pacific Ocean and is part of the Pacific Northwest's and California's commercial trawl fishery. Stock levels of this fish are at all time highs but there are decreased landings due to low demand and acceptability. With new regulations...
Resource Type:: Masters Thesis
Full Text:: : . Michael T. Morrissey English sole (Parophrys vetulus) is a flatfish found in abundance in the

Fruit quality evaluation of strawberries (Fragaria ananassa) grown in California and Oregon

Creator:: Jetti, Rajesh R.
Abstract:: Five genotypes from California (Ventana, Caniarosa, San Miguel, 13G97, and Venice) and Oregon (Totem, Puget Reliance, Puget Summer, Hood and Independence) were evaluated for quality. The volatile compounds were analyzed using head space solid phase micro extraction-gas chromatography-flame ionization detection (GGFID) and gas chromatography-mass spectrometry (GC-MS). Odor activity values of...
Resource Type:: Masters Thesis
Full Text:: and 5.13 g/100 g respectively. Total acid content ranged from 0.93 gIl00 g to 2.01 g/100 g. Puget

Development of volatile compounds in Pinot noir grapes and their contributions to wine aroma

Creator:: Fang, Yu
Abstract:: It is often perceived that late maturity of grape gives a more complex aroma profile to Pinot noir wine, however, there is little understanding of the basic flavor chemistry of grape maturity on wine aroma. The aroma contributing compounds in Pinot noir were first identified by aroma extract dilution analysis...
Resource Type:: Dissertation
Full Text:: professor, Dr. Michael Qian for guidance and giving fully support on my research; thank Dr. Mina McDaniel

Risk Assessment of Salmonella in Raw Hazelnuts and use of Propylene Oxide as a Potential Mitigation Strategy

Creator:: Wright, Daniel G.
Abstract:: Multiple outbreaks of foodborne illness (Salmonella and E. coli O157:H7) have been associated with tree nuts and tree nut products since the early 2000s. In response to these outbreaks and many others in fresh produce and peanut butter, Congress created and passed the Food Safety Modernization Act (FSMA) to require...
Resource Type:: Masters Thesis
Full Text:: i AN ABSTRACT OF THE THESIS OF Daniel G. Wright

Rework Practices in the Dairy Industry and Their Potential Contribution to Microbial Spoilage

Creator:: Rush, Casey E.
Abstract:: Rework is a common practice in the dairy industry as a way for processors to minimize waste while recovering costs for dairy products that are unsaleable. The regulations available for reworking fluid dairy products only outline product eligibility requirements with a focus on repasteurization of the products containing rework as...
Resource Type:: Masters Thesis
Full Text:: Abstract approved: ______________________________________________________ Joy G. Waite-Cusic Rework

Analytical approach to the quantitative analysis of silicon in plants : its application to plant silica extraction

Creator:: Boone, Carmen E.
Abstract:: The literature available on the silica content of herbaceous biomass, and its relative mobility in leaching/extraction systems, includes studies that have employed several different methods for silica quantification. This makes comparison of the data difficult. The objective of this thesis research was to determine the quantitative relationships between the measured...
Resource Type:: Masters Thesis
Full Text:: to Plant Silica Extraction. Abstract approved: Dr. Michael H. Penner The literature

Intrinsic and extrinsic quality of West Coast albacore tuna (Thunnus alalunga)

Creator:: Wheeler, Sena C.
Abstract:: The purpose of this study is to identify the intrinsic and extrinsic quality characteristics of West Coast albacore tuna (Thunnus alalunga). Albacore tuna were troll caught off the Oregon coast and transferred to the Oregon State University Seafood laboratory in Astoria, Oregon. Core samples were extracted from six designated body...
Resource Type:: Masters Thesis
Full Text:: Extrinsic Quality of West Coast Albacore Tuna (Thunnus alalunsd). Abstract approved: Michael T. Morris

Initial velocity analyses of milling effects on rates of enzyme-catalyzed saccharification of native wheat straw

Creator:: Nguyen, Quynh M.
Abstract:: There is considerable interest in developing environmentally friendly processes for the economical conversion of biomass plant material to biofuels, bioproducts and biomaterials. One approach to such a conversion process is to make use of enzymes for the conversion of plant polysaccharides to simple sugars; the simple sugars could then be...
Resource Type:: Masters Thesis
Full Text:: : _____________________________________________________ Michael H. Penner There is considerable interest in developing environmentally

Salt and polyelectrolyte affect on food colloid function : polygalacturonic acid and egg albumen case studies

Creator:: Chen, Chi-Shen
Abstract:: The primary purpose of this study was to try to (1) provide information on the chemical nature, including turbidity formation, of polygalacturonic acid in different concentrations of NaCl solution. (2) use turbidity formation characteristics to develop an assay for determining the activities polygalacturonic acid depolymerases by using a polyelectrolyte. (3)...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Michael. H. Penner The primary purpose of this study was to try to (1) provide

Science and efficacy of mild sodium hydroxide treatments in enzyme-based wheat straw-to-glucose processing

Creator:: Sophonputtanaphoca, Supaporn
Abstract:: The work described in this dissertation focused on chemistry related to the use of aqueous sodium hydroxide as a treatment in the processing of wheat straw. A major emphasis was the comprehensive evaluation of straw component partitioning due to sodium hydroxide (NaOH) processing. This was evaluated over a range of...
Resource Type:: Dissertation
Full Text:: -‐ Based Wheat Straw-‐to-‐Glucose Processing Abstract approved: Michael H

Application of ozone as a disinfectant for commercially processed seafood

Creator:: Hansen, Jenny K.
Abstract:: Pacific oysters (Crassostrea gigas), Alaska pink salmon (Oncorynchus gorbuscha) roe and chum salmon (Oncorynchus keta) fillets were treated with aqueous ozone in both pilot plant and commercial settings to determine its effect on shelf-life and microbial changes. The microbial quality was analyzed by conducting pyschrotrophic and coliform plate counts on...
Resource Type:: Masters Thesis
Full Text:: as a Disinfectant for Commercially Processed Seafood. Abstract approved: Michael T. Morrisse issey

The effect of wine matrix on the analysis of volatile sulfur compounds by solid-phase microextraction-GC-PFPD

Creator:: Davis, Peter M.
Abstract:: Constituents of the wine matrix, including ethanol, affect adsorption of sulfur volatiles on solid-phase microextraction (SPME) fibers, which can impact sensitivity and accuracy of volatile sulfur analysis in wine. Several common wine sulfur volatiles, including hydrogen sulfide (H2S), methanethiol (MeSH), dimethyl sulfide (DMS), dimethyl disulfide (DMDS), dimethyl trisulfide (DMTS), diethyl...
Resource Type:: Masters Thesis
Full Text:: Compounds by Solid-Phase Microextraction-GC-PFPD Abstract approved: Michael C. Qian

Volatile composition of Pinot Noir grapes and wines under different viticultural practices in western Oregon

Creator:: Feng, Hui
Abstract:: High vegetative growth of Pinot Noir vine is a common problem in most vineyards of Oregon's Willamette Valley, where sunlight exposure and heat accumulation are limited. Consequently, growers in this region commonly use vineyard management strategies to regulate vine vigor and improve grape and wine quality. Wine quality is greatly...
Resource Type:: Dissertation
Full Text:: Western Oregon Abstract approved: Michael C. Qian High vegetative growth of Pinot

The Extraction and Analytical Profiling of Bioactive Phospho- and Sphingolipids from Commercial Whey Protein Phospholipid Concentrate

Creator:: Ferraris, Quintin M.
Abstract:: Milk is the first source of nutrition for all mammalian neonates. The complex matrix that constitutes milk has evolved to provide optimal nutrition for the newborn, for each species, respectively. Milk fat, originating in mammary epithelial, forms lipid droplets which are stabilized in the aqueous environment by bioactive polar lipids...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Michael Qian Milk is the first source of nutrition for all mammalian neonates. The

Development of volatile composition and C₁₃-norisoprenoid precursors in Pinot noir grape, Development of volatile composition and C13-norisoprenoid precursors in Pinot noir grape

Creator:: Yuan, Fang
Abstract:: This study first investigated the developmental changes in the volatile composition and carotenoids of Pinot noir grapes. Grape berries were sampled every week from pea size to harvest during the 2011 and 2012 season. Carotenoids and organic acids were analyzed by HPLC. Volatile compounds were extracted from crushed berries using...
Resource Type:: Masters Thesis
Full Text:: : ______________________________________________________ Michael C. Qian This study first investigated the developmental changes in the volatile

Extraction and production of n-3 polyunsaturated fatty acid concentrate from Pacific sardines (Sardinops sagax)

Creator:: Okada, Tomoko
Abstract:: Intrinsic characteristics of Pacific sardines were determined. The lipid content in sardines was initially low (6.79%) in the beginning ofthe season, increased to 22.95% in mid-August, and decreased slightly by the end of September. An inverse correlation (R² = -0.90) was found between lipid and moisture content. Analysis showed that...
Resource Type:: Dissertation
Full Text:: like to express my sincere appreciation to my major professor, Dr. Michael T. Morrissey for his

Preparation and modification of cellooligosaccharides

Creator:: Akpinar, Ozlem
Abstract:: Cellooligosaccharides are the reaction intermediates produced during the hydrolysis of cellulose to glucose. Hence, they have the same chemical structure as cellulose, just shorter chain lengths. Cellooligosaccharides up to DP eight are soluble in water. The soluble cellooligosaccharides can be used "as is" in the food industry as non-digestible oligosaccharides...
Resource Type:: Dissertation
Full Text:: and Modification of Cellooligosaccharides Abstract approved: Michael H. Penner

Flavor composition of transgenic raspberry bushy dwarf virus-resistant 'Meeker' raspberries

Creator:: Malowicki, Sarah Marie-Mahler
Abstract:: Raspberries have been popular since the time of the ancient Greeks. Red raspberries are cultivated throughout the world, particularly in the Pacific Northwest region of the United States and Canada. The raspberry bushy dwarf virus (RBDV) causes significant reduction in yield and crumbly fruit in raspberries, blackberries and raspberry-blackberry hybrids....
Resource Type:: Masters Thesis
Full Text:: -Resistant ‘Meeker’ Raspberries Abstract approved: Michael C. Qian Raspberries

Flavor comparison of ultra high temperature processed milk heated by Ohmic heating and conventional methods

Creator:: He, Juan
Abstract:: Ultra high temperature (UHT) processing can extend shelf life of milk to several months without refrigeration, which is more convenient and energy saving than pasteurized milk. However, the poor acceptance caused by "cooked" flavors limits its marketing growth, especially in United States. Ohmic heating, which has a more uniform and...
Resource Type:: Masters Thesis
Full Text:: Michael C. Qian Ultra high temperature (UHT) processing can extend shelf life of milk to several

Wheat lignin as a functional dietary fiber component

Creator:: Junyusen, Tiraporn
Abstract:: This dissertation has focused on lignin byproducts that result from the alkali processing of wheat straw. The first study evaluated the application of “standard” lignin quantification methods for summative analyses of alkali-based processes. Mass closure during NaOH processing at 25, 50, and 75°C of wheat straw was evaluated using the...
Resource Type:: Dissertation
Full Text:: : __________________________________________________________________ Michael H. Penner This dissertation has focused on lignin byproducts that result from the

Efficacy of water, sodium hypochlorite, peroxyacetic acid, and acidified sodium chlorite for reducing microorganisms on in-shell hazelnuts

Creator:: Weller, Lisa D.
Abstract:: Hazelnuts are commonly consumed raw and are valued for their numerous health benefits and antioxidant properties. Increased foodborne illness outbreaks associated with Salmonella and Escherichia coli O157:H7 contamination of tree nuts and peanuts generate a need for improving agricultural sanitation procedures. Food-safe chemical sanitizers have shown promise for reducing pathogenic...
Resource Type:: Masters Thesis
Full Text:: : ________________________________________________________________________ Michael T. Morrissey Hazelnuts are commonly consumed raw and are valued for their numerous

Grape and Wine Aroma Influenced by Vine Nutrient Status, Vigor and Crop Levels in Oregon Pinot Noir

Creator:: Yuan, Fang
Abstract:: Wine volatile composition is one of the most important constitutes of wine quality, and it is greatly influenced by number of factors. The studies herein were conducted to evaluate the grape and wine aroma affected by different vine nutrient status, vigor and crop levels of Oregon Pinot noir. In the...
Resource Type:: Dissertation
Full Text:: Noir Abstract approved: Michael C. Qian Wine volatile composition is one of the most

The Role of Ascorbic Acid, β-Cyclodextrins, and Alternative Substrates in Dictating Rates of Polyphenol Oxidase-Catalyzed Browning in Potato-Based Reaction Mixtures

Creator:: Jiang, Shu
Abstract:: Enzymatic browning is a consequence of a series of reactions initiated by polyphenol oxidase (PPO)-catalyzed quinone formation. Unwanted browning negatively affects food quality and lowers consumer acceptability. Thus, there is general interest in strategies to control enzymatic browning. Cyclodextrins are cyclic glucan oligosaccharides that form inclusion complexes with a number...
Resource Type:: Dissertation
Full Text:: : ________________________________________________ Michael H. Penner Enzymatic browning is a consequence of a series of reactions

Selective oxidation of biological matrices for subsequent peroxidase and peroxidase-based quantitative analyses

Creator:: Jiang, Shu
Abstract:: Hydrogen peroxide quantification is of broad interest due to the common use of hydrogen peroxide as an oxidizing agent in industrial processing and laboratory research. Hydrogen peroxide assays are also of general importance for biological studies aimed at understanding the role of in situ generated reactive oxygen species. In the...
Resource Type:: Masters Thesis
Full Text:: Peroxidase-Based Quantitative Analyses Abstract approved: Michael H. Penner Hydrogen peroxide

The role of molecular architecture in the hydration properties of brewers’ spent grain

Creator:: Yang, Jasmin S.
Abstract:: An emerging strategy to reducing food waste is converting food processing byproducts to nutritious and inexpensive food ingredients. A relevant food processing waste stream is brewers’ spent grain (BSG), the primary byproduct of beer production. BSG is a promising candidate as a food ingredient because of its high protein and...
Resource Type:: Honors College Thesis
Full Text:: :_____________________________________________________ Michael H. Penner An emerging strategy to reducing food waste is converting food

Composition of Pinot noir Wines Produced from Different Crop Levels

Creator:: Li, Jingwen
Abstract:: The production of high-quality wine is an important target for wineries worldwide, and low crop level (yield) has been one vineyard management criterion long believed to achieve wine quality. Low yields are most often achieved by removing clusters from the grapevine. Some studies show that cluster thinning can enhance grape...
Resource Type:: Masters Thesis
Full Text:: Abstract approved: _____________________________________________________ Michael C. Qian

Effect of high pressure processing on the survival of Vibrio parahaemolyticus strains in pure culture and Pacific oysters

Creator:: Calik, Hakan
Abstract:: Different strains of Vibrio parahaemolyticus (Vp) in broth cultures and Vp-inoculated live Pacific oysters (Crassostrea gigas) were subjected to high pressure processing (HPP) at 241, 276, 310, and 345 MPa. Results showed Vp numbers were reduced by HPP in both pure culture and whole oysters. Vp inactivation was dependent on...
Resource Type:: Masters Thesis
Full Text:: Oysters. Abstract approved: __K Michael T. Morrissey Different strains of Vibrio parahaemolyticus

An evaluation into the optimization and application of supercritical fluid extraction and the processing impact on the components in filtrated buttermilk powder

Creator:: Spence, Amy J.
Abstract:: The milk fat globule membrane, a major component in buttermilk, contains many complex lipids known to be involved in a variety of biological processes. Phospholipids, including sphingolipids, exhibit antioxidative, anticarcinogenic, and antiatherogenic properties and have essential roles in numerous cell functions. Filtration coupled with supercritical fluid extraction (SFE) may provide...
Resource Type:: Dissertation
Full Text:: Filtrated Buttermilk Powder. Abstract approved: Michael Qian Lisbeth Goddik The

The use of high pressure process to shuck oysters, reduce microbial load and extend shelf-life

Creator:: He, Haian
Abstract:: Whole oysters were processed under a series of pressures from 30,000 to 45,000 psi at different holding times (0, 1, and 2 min) and then stored at <4°C, for 27 d. During the shelf-life study, the quality of oysters was determined by measuring pH, moisture content, and microbial counts including...
Resource Type:: Masters Thesis
Full Text:: : Michael T. Morrissey Whole oysters were processed under a series of pressures from 30,000 to 45,000

Mercury levels in albacore tuna (Thunnus alalunga) and the effects of canning

Creator:: Rasmussen, Rosalee S.
Abstract:: Mercury is a toxic heavy metal released into the environment from both natural and anthropogenic sources. The organic form of mercury is a potent neurotoxin that is especially dangerous to developing nervous systems. Results of recent studies have caused the Food and Drug Administration (FDA) and the Environmental Protection Agency...
Resource Type:: Masters Thesis
Full Text:: Levels in Albacore Tuna (Thunnus alalunga) and the Effects of Canning Abstract approved: / Michael T

Investigating Potential Environmental Sources for Coliforms in Cheddar Cheese Production

Creator:: Selover, Brandon J.
Abstract:: The production of Cheddar cheese is a complex process with multiple potential sources of undesirable bacteria, including those that have negative impacts on product quality (spoilage organisms) and those that are used to evaluate sanitary conditions in the production environment (indicator organisms). The dairy industry commonly uses coliform bacteria as...
Resource Type:: Masters Thesis
Full Text:: in whey collected below the drain belt and 2.20 Log CFU/g in curd collected just before the mill

Effect of high hydrostatic pressure and temperature on volatile off-flavors formation in milk

Creator:: Vazquez Landaverde, Pedro A.
Abstract:: The aroma of milk has been often defined as bland and pleasant, yet characteristic. Conventional thermal processing of milk can certainly extend shelf life, but inevitably changes its flavor. High pressure processing has been suggested as an alternative for milk pasteurization with improved fresh flavor retention. The objective of this...
Resource Type:: Dissertation
Full Text:: -major professor Dr. Michael Qian for introducing me to the wonderful and hard-working world of Flavor

Aroma compounds in sweet dry whey

Creator:: Mahajan, Shilpa S.
Abstract:: The objective of this study was to identify aroma volatiles in sweet whey powder. Volatiles were isolated by solvent extraction and solvent assisted flavor evaporation. Fractionation was followed to separate acidic volatiles from nonacidic volatiles. Gas chromatography/olfactometry and gas chromatography-mass spectrometry were used for the identification ofaroma compounds. Osme methodology...
Resource Type:: Masters Thesis
Full Text:: Compounds in Sweet Dry Whey Abstract approved: TisbemTweunier-Goddik Michael Qian (/ The objective

Data Mining in Food Science Research and Technical Functionality of Wheat Straw-Derived Fibers

Creator:: Karaarslan Urhan, Tuba
Abstract:: This dissertation focused on data mining in food science research and on the technical functional properties of wheat straw-derived biorefinery-byproduct fiber preparations as related to potential applications as food ingredients. This first study evaluated the importance of electronic bibliographic database selection and multiple database usage during the information retrieval phase...
Resource Type:: Dissertation
Full Text:: : ______________________________________________________ Michael H. Penner This dissertation focused on data mining in food science research and

Characterization by optical methods of the heat denaturation of bovine serum albumin (BSA) as affected by protein concentration, pH, ionic strength and sugar concentration

Creator:: Kongraksawech, Teepakorn
Abstract:: The thermal denaturation of proteins has been extensively studied using several methods including differential scanning calorimetry (DSC). A custom-built optical system was used to study thermal effects on protein as an alternative method to DSC measurements. It was used to investigate the thermal stability of bovine serum albumin (BSA) with...
Resource Type:: Masters Thesis
Full Text:: papers. Also I would like to thank Dr. Yi-Cheng Su, Dr. Michael Penner and Dr. Maret Traber for being

Search Constraints

Search Results

Limit your search