Digital Commons Network^™

Advances In The Detection Method Of Prohibited Plant Growth Regulators In Bean Sprouts, Meng Ji-Qiu, Cao Jin-Bo, Sun Ya-Ning, Hu Xiao-Fei, Li Zhao-Zhou, Chen Xiu-Jin, Deng Rui-Guang, Wang Yao

Food and Machinery

In view of the frequent incidents of “problematic sprouts” in recent years, this paper introduced the function and harm of 6-Benzylaminopurine and other plant growth regulators which were forbidden to be added in the production of bean sprouts. Moreover, the application status of high performance liquid chromatography, surface enhanced Raman spectroscopy, electrochemical, immunoassay and biosensor in the detection of growth regulators were also reviewed, and the development direction of detection methods was prospected.

Biological Activities Of Theaflavin-3,3’-Digallate And Its Mechanism Of Action, Lei Shi-Cheng, Sun Da-Li, Wang Ya-Jie, Zhou Yan, Zhang Qing-Hai

Food and Machinery

This review summarized the recent researches on the bioactivity of theaflavin-3,3’-digallate (TFDG) and its action mechanisms, including anti-oxidation, anti-cancer, anti-inflammatory, anti-viral as well as anti-metabolic syndrome. Meanwhile, the perspective of such research was discussed, so as to promote the further studies of red tea resources and the exploitation of health products.

Exploring Attitudes And Reactions To Unfamiliar Food Pairings: An Examination Of The Underlying Motivations And The Impact Of Culinary Education, Mark Traynor, Andrew Moreo, Lisa Cain, Roisin Burke, Catherine Barry-Ryan

Articles

A mixed-methodology study was conducted to better understand consumer attitudes and behaviors toward novel food pairings and the impact of culinary education. Focus groups were conducted to investigate the underlying motivational factors to the reactions and behaviors toward unfamiliar foods. The second phase of the study consisted of sensory evaluation by two separate cohorts, panelists with and without culinary education, of food products created through the novel pairings of foods. Panelists with culinary education expressed a greater overall liking for the animal-based pairing. Sensory-Affective and Ideational factors appeared to be underlying motivational factors of these hedonic reactions.

Food Matrix And The Microbiome: Considerations For Preclinical Chronic Disease Studies, Robert E. Ward, Abby D. Benninghoff, Korry J. Hintze

Nutrition, Dietetics, and Food Sciences Faculty Publications

Animal models of chronic disease are continuously being refined and have evolved with the goal of increasing the translation of results to human populations. Examples of this progress include transgenic models and germ-free animals conventionalized with human microbiota. The gut microbiome is involved in the etiology of several chronic diseases. Therefore, consideration of the experimental conditions that may affect the gut microbiome in preclinical disease is very important. Of note, diet plays a large role in shaping the gut microbiome and can be a source of variation between animal models and human populations. Traditionally, nutrition researchers have focused on manipulating …

Pcr Cloning Combined With Dna Barcoding Enables Partial Identification Of Fish Species In A Mixed-Species Product, Anthony J. Silva, Michael D. Kawalek, Donna M. Williams-Hill, Rosalee S. Hellberg

Food Science Faculty Articles and Research

DNA barcoding is a valuable tool for regulatory identification of fish species; however, it does not perform well when multiple species are present within the same food product. Therefore, the objective of this study was to examine the use of PCR cloning to identify fish in a mixed-species product that cannot be identified with standard DNA barcoding. A total of 15 fish ball mixtures were prepared with known amounts of Nile tilapia (Oreochromis niloticus), Pacific cod (Gadus macrocephalus), and walleye pollock (Gadus chalcogrammus). Three subsamples from each fish ball underwent DNA extraction, full DNA barcoding (655 bp), and mini-barcoding (226 …

Determinations Of The Peroxidative Susceptibilities Of Cod Liver Oils By A Newly-Developed 1h Nmr-Based Method: Resistance Of An Antioxidant-Fortified Product Isolated From Pre-Fermented Sources, B. C. Percival, R. Zbasnik, V. Schlegel, M. Edgar, J. Zhang, M. Grootveld

Department of Food Science and Technology: Faculty Publications

Objective: To explore the molecular composition and antioxidant status of four natural (unrefined) cod liver oil (CLO) products, three of which (Products 1–3) were non-fermented, whilst one (Product 4) was isolated from pre-fermented cod livers, and hence was naturally antioxidant-fortified. Potential antioxidants and aldehyde-scavenging agents were determined by recommended and/or 1H NMR methods; peroxyl radical-specific oxygen radical absorbance capacity (ORAC) values were measured fluorimetrically. The activities of such antioxidants were also investigated by assessing the susceptibilities/resistivities of these CLOs to thermo-oxidation by 1H NMR analysis, which monitored the time-dependent evolution of aldehydic lipid oxidation products at 180 °C.

Results: Product …

Polyphenol-Rich Purple Corn Pericarp Extract Adversely Impacts Herbivore Growth And Development, Mandeep Tayal, Pavel Somavat, Isabella Rodriguez, Tina Thomas, Bradley O. Christoffersen, Rupesh R. Kariyat

School of Integrative Biological & Chemical Sciences (Formerly Dept. of Biology)

Plant secondary metabolites such as terpenes, phenolics, glycosides, and alkaloids play various functional roles including pigmentation, foliar and floral volatile synthesis, hormonal regulation, and direct and indirect defenses. Among these, phenolic compounds are commonly found in plants, but vary in the distribution of their specific compounds among plant families. Polyphenols, including anthocyanins and tannins, are widely distributed and have been well documented for their roles- primarily in plant pigmentation and also in plant defenses. However, commercialization of such compounds for use in insect pest management is severely hampered by expensive, inefficient, and time-consuming extraction protocols. Using a recently developed inexpensive …

Strain Improvement Of Pleurotus Giganteus (Berk.) Karunarathna & K. D. Hyde Via Conventional Mating Techniques, Kwan Yun Ha

Student Works (2020-2029)

Recently, a commercial strain of Pleurotus giganteus (Berk.) Karunarathna & K.D. Hyde from China has been cultivated in Malaysia. Pleurotus giganteus was prone to insect infestation which led to heavy losses for farmers. The aim of this study was to generate new hybrids of P. giganteus that maybe resistant to pest and contamination. The commercial strain of P. giganteus from China (KLU-M 1227) and a wild strain from Malaysia (KLU-M 1391) were subjected to intraspecific breeding. Of the 56 combinations, 16 hybrids were obtained. All the 16 hybrids together with the parents were subjected to radial and linear growth study. …

Oyster Mushroom (Pleurotus Ostreatus) Stipe Peptides As In-Vitro Radical Scavenging, Ferrous Iron Chelating, & Ferric Reducing Antioxidant Compounds, Suraj Meharwade

Food Science (MS) Theses

Ferrous iron chelating, ABTS radical scavenging, and ferric reducing antioxidant activity of mushroom stipe peptides obtained using Protamex® and V8 protease has not been investigated. Additionally, the effects of peptides on protein carbonyl formation during myofibrillar oxidation is unknown. Oxidation of lysine, arginine, and proline in myofibrillar protein from red meat results in reduced meat quality owing to changes in water composition. Therefore, the objective of this study was to compare the antioxidant performance of <1 kDa and 1-3 kDa mushroom peptides obtained by Protamex®-V8 hydrolysis against mushroom hydrolysate, mushroom protein, and mushroom stipe for radical scavenging, ferrous chelating, and ferric reducing activity, as well as their effects on protein carbonyl formation within a protein oxidation system. <1 kDa peptides exhibited significantly higher (p < 0.05) in-vitro ferrous iron chelating activity and ABTS radical scavenging activity as compared to mushroom stipe and 1-3 kDa peptides. Whereas, 1-3 kDa peptides demonstrated significantly …

Potential Use Of Biotherapeutic Bacteria To Target Colorectal Cancer-Associated Taxa, Gareth Lawrence, Maire Begley, Paul D. Cotter, Caitríona M. Guinane

Department of Biological Sciences Publications

The role of the gut microbiome in human health and disease is the focus of much attention. It has been widely agreed upon that our gut bacteria play a role in host immunity, nutrient absorption, digestion, metabolism, and other key drivers of health. Furthermore, certain microbial signatures and specific taxa have also been associated with the development of diseases, such as obesity; inflammatory bowel disease; and, indeed, colorectal cancer (CRC), which is the focus of this review. By extension, such taxa represent potential therapeutic targets. In particular, the emerging human pathogen Fusobacterium nucleatum represents an important agent in CRC development …

Research Progress On The Function And Application Of Honeysuckle Flowers From Different Resources, Yang Lan, Liu Dong-Bo, Shu Li, Huang Bin

Food and Machinery

To compare the functions and applications of honeysuckle from different plant resource and provide references for the further development and utilization of them, combined query systematically on the databases of cnki, PubMed and others about the studies on function and application of honeysuckle were undertaken, and then the reviews were summarized. Numerous studies on Lonicera japonica Thunb. were done, while less studies on the other four species of Lonicera flos. Lonicera flos had the equivalent functions with Lonicera japonica flos, and Lonicera flos with the traits of good quality, high output and low price had better development and utilization …

The Experience And Enlightenment Of Singapore Food Healthier Choice Symbol Labeling System, Huang Ze-Ying

Food and Machinery

This study introduced the healthier choice symbol system in Singapore from the specification and use requirements, application procedures, scope of application and so on. It is found that Singapore is the first Asian country to implement the food FOP labeling system, whose experience is of great significance to China and even most Asian countries. China's FOP labeling system should have sufficient basis, strictly regulate the application and use behavior, and appropriately expand the scope of application.

External Digestion And Fermentation Characteristics Of Konjac Tofu Adding Exogenous Starches, Lei Wen, Zhong Geng, Zhang Dong-Xia, Huang Si-Yu

Food and Machinery

In this article, the external digestion of konjac tofu mixed with starch was studied by simulating oral, gastric and small intestine digestion, and the remaining part of the digestion was used as a substrate for in vitro fermentation of mouse cecum, and its fermentation performance in the cecum was studied. The results showed that pure konjac tofu was not digested in the mouth, stomach and small intestine, and the konjac tofu mixed with starch could be partially hydrolyzed in the mouth and not hydrolyzed in the stomach, most of the hydrolysis can be completed within 20 min. But compared with …

Effect Of Frozen Storage Time On The Oxidation Degree Of Porcine Myofibrillar Protein, Li Qian, Yu Li-Gang, Yang Yu-Kun, Li Mei-Ping, Guo Cai-Xia

Food and Machinery

In this study, myofibrillar protein was used as the research object to investigate the effect of different frozen storage time on the oxidation degree of myofibrillar protein of pork. Raw pork was stored at 18 ℃ for different time (0, 1, 4, 8, 12 weeks), and used for the extraction of myofibrillar protein. Then protein oxidation parameters (carbonyl, total sulfhydryl group, free amino groups, surface hydrophobicity and endogenous tryptophan fluorescence) were determined. The results suggested that, carbonyl content increased significantly (P＜0.05), and total sulfhydryl group, free amino groups, surface hydrophobicity and endogenous tryptophan fluorescence content generally showed a decreasing trend …

Effects Of Active Peptide Components Of Eupolyphaga Steleophaga On Blood Rheology, Four Indicators Of Blood Lipids And Blood Factor Levels In Rats With Acute Blood Stasis, Jiang Shan, Wang Shao-Ping, Dai Long, Zhang Jia-Yu, Gao Peng, Liu Zi-Han, Wang Yu-Qi

Food and Machinery

Pepsin and trypsin complex enzymes were used for biomimetic enzymatic hydrolysis of Eupolyphaga steleophaga. In order to obtain the most active fibrinolytic activity of the soil aphid active peptide component F2, the product was subjected to desalting, ultrafiltration, nanofiltration, DA201-C macroporous adsorption resin, dextran gel G-25 chromatography, reverse high performance liquid chromatography and semi-preparative liquid chromatography. Moreover, its effects on hemorheology index, blood lipids and serum nitric oxide (NO), superoxide dismutase (SOD), tissue plasminogen activator (t-PA) and fibrin (FIB) content of rats with acute blood stasis were also studied. E. ste-leophaga active peptide component F2 could significantly reduce blood …

Moisture Sorption Behavior And Shelf Life Prediction Of Teff Seed And Flour, Baba Abdissa, Rudrayya Math, Kodandaramreddy Desham, Srinivasulu Korra

Journal of Applied Packaging Research

Moisture sorption isotherms of Teff seed and its flour were determined over the range of relative humidity (11–92%) using a gravimetric technique at constant temperature (27°C). The results obtained showed that the moisture sorption isotherm of both is almost similar and sigmoid with increasing equilibrium water content at the constant temperature. The curves start raising high above 64% RH indicating the products deteriorates faster above 64% RH. Hence the moisture content equilibrating to 64% RH was taken as critical for both Teff seed and flour variants. The sorption isotherm fits the GAB equation as per GAB generalized equation for sorption …

Labeling Compliance And Species Authentication Of Fish Fillets Sold At Grocery Stores In Southern California, Priscila Liou, Angela Banda, Rachel B. Isaacs, Rosalee S. Hellberg

Food Science Faculty Articles and Research

Seafood mislabeling has numerous consequences, including economic deception and food safety risks. The focus of this study was to investigate fish species labeling, use of acceptable market names, and Country of Origin Labeling (COOL) compliance for fresh fish fillets sold at grocery store seafood counters in Southern California. A total of 120 fillets representing 16 different categories of fish were collected from 30 Perishable Agricultural Commodities Act (PACA)-listed grocery stores. Each sample underwent DNA barcoding to identify the species. Acceptable market names were confirmed using the FDA Seafood List. Samples were determined to be compliant with COOL if both …

Metformin Uptake And Translocation In Chickpeas: Determination Using Liquid Chromatography−Mass Spectrometry, Brett Nespor, Anastasia Andrianova, Sean Pollack, Creighton Pfau, Muhammad Arifuzzaman, Nazrul Islam, Alena Kubatova, Khwaja Hossain

Chemistry Faculty Publications

Multiple chronic conditions (MCCs) such as diabetes, hypertension, heart disease, arthritis, asthma, and common respiratory problems are prevalent in over one-fourth of Americans, and separate drugs are prescribed to manage each of the diseases. The nutritive crop seeds loaded with multiple drugs could be a cheap and sustainable alternative to drugs produced by pharmaceutical companies. Our long-term goal is to produce chickpea seeds containing comparable dosages of multiple drugs regularly prescribed for managing MCC. In this work, we conducted experiments to understand the uptake and translocation of metformin into the tissues of chickpea to demonstrate the applicability of LC–HR-ToF-MS in …

Sodium Propionate And Sodium Butyrate Promote Fatty Acid Oxidation In Hepg2 Cells Under Oxidative Stress, Kristina Jazmin Cook

LSU Doctoral Dissertations

Non-alcoholic fatty liver disease (NAFLD) is a spectrum of disturbances that includes simple steatosis, non-alcoholic steatohepatitis (NASH), fibrosis, cirrhosis, and liver cancer. NAFLD affects individuals that consume the typical Western diet consisting of high levels of fats and carbohydrates. The increase in circulating free fatty acids, palmitate and oleate, or lipopolysaccharides (LPS), induce oxidative stress and pro-inflammatory cytokine production in the liver, which all contribute to NAFLD progression. In this study, we are evaluating the mRNA expression of genes associated with fatty acid oxidation (FAO) and the protein expression of pro-inflammatory cytokines related to NAFLD using the HepG2 human liver …

Beth Rice, Beth Rice, Institute Of Child Nutrition. Child Nutrition Archives.

Oral History Project (all interviews)

Beth Rice is a native of Tennessee and studied at University of Tennessee Martin and University of Tennessee, Knoxville, before entering the field of child nutrition. Beth worked in a residential child care institution, for the Tennessee State Department of Education, and as a child nutrition director for Lake County, Tennessee, before joining the Fulton County School District in western Kentucky, from where she retired. Beth now works as a consultant for the Institute of Child Nutrition, instructing other directors in a course called Orientation to School Nutrition Leadership.

Jackrabbit Dairy & Food Review, Winter 2019-2020, Vikram V. Mistry

The Jackrabbit Dairy & Food Review

This is the Winter 2019- 2020 Jackrabbit Dairy and Food Review.
It contains the following articles and information: Message from the Department Head, David A. Thompson Endowment, New Personnel, Judging Activities, Dairy Club, Student Accomplishments, Food Science Club, Career Opportunities, Professional Activities of Faculty and Staff, Dairy Facilities, 2019 Graduates, Where Are They Now?, Scholarships, Dairy and Food Science Students, Outreach, Distinguished Alumnus

Discovery: The Student Journal Of Dale Bumpers College Of Agricultural, Food And Life Sciences - Volume 21 2020, Several Authors

Discovery, The Student Journal of Dale Bumpers College of Agricultural, Food and Life Sciences

No abstract provided.

Pecan Kernel Phenolics Content And Antioxidant Capacity Are Enhanced By Mechanical Pruning And Higher Fruit Position In The Tree Canopy, Yi Gong, Ronald B. Pegg, Adrian L. Kerrihard, Brad E. Lewis, Richard J. Heerema

Department of Nutrition and Food Studies Scholarship and Creative Works

Pecan (Carya illinoinensis) is a tree nut native to North America. Although inhibited light exposure (most specifically as a result of overlapping tree canopies) has been shown to impair yield, the effect of this factor on nut antioxidant properties remains unknown. This study investigated effects of mechanical pruning and canopy height position of fruit on pecan kernel antioxidant contents and capacity. Beginning in 2006, trees in a ‘Western’ pecan orchard in New Mexico were subjected to three mechanical pruning frequency treatments (annual, biennial, and triennial) paralleling conventional practices, while other trees were maintained as unpruned controls. During the 2012 to …

Cradle-To-Distribution Life Cycle Assessment Of The Sustainability Of Plant And Animal-Based Food Products, Alexandra Bryant, Benjamin Brander, J. Aubrey Sykes

Summer Research

• Plant-based foods continue to grow in popularity worldwide, reportedly promoting a better alternative to their traditional animalbased counterparts both for human nutrition and sustainability.
• Many of the claims regarding the sustainability of plant-based and animal-based products are largely unsubstantiated unless the manufacturer funds thorough research regarding their business model, manufacturing process, and primary ingredients sourced to produce the final product

Cradle-To-Distribution Life Cycle Assessment Of The Sustainability Of Plant And Animal-Based Food Products, Alexandra Bryant, Benjamin Brander, J. Aubrey Sykes

Summer Research

• Plant-based foods continue to grow in popularity worldwide, reportedly promoting a better alternative to their traditional animalbased counterparts both for human nutrition and sustainability.
• Many of the claims regarding the sustainability of plant-based and animal-based products are largely unsubstantiated unless the manufacturer funds thorough research regarding their business model, manufacturing process, and primary ingredients sourced to produce the final product.

Development Of Specific Natural Bacterial Beta-Glucuronidase Inhibitors For Reducing Irinotecan-Associated Diarrhea, Fei Yang

Wayne State University Dissertations

Irinotecan is a derived compound from the plant alkaloid camptothecin (CPT). It specifically inhibits eukaryotic DNA enzyme topoisomerase I. Irinotecan was approved by the FDA as the second-line therapy for metastatic colon or rectal cancer in 1996. However, one of its leading side effects is diarrhea. It has been reported that up to 88% of treated patients were suffering from diarrhea and 31% of cases with grade 3 or 4 diarrhea. Irinotecan is metabolized into SN-38G in the liver, then SN-38G is excreted to the intestinal tract and deconjugated back to SN-38 by bacterial β-glucuronidase. The free SN-38 in the …

Timing And Duration Of Folate Restriction Differentially Impacts Colon Carcinogenesis., Ali M. Fardous

Wayne State University Dissertations

Colorectal cancer (CRC) constitutes a major burden on the healthcare system as the second most commonly diagnosed cancer in the developed world. Dietary folate is considered an important modulator of colorectal cancer. Folate restriction has been implicated in increasing CRC incidence by disrupting nucleotide synthesis, Impacting DNA methylation and inducing genetic instability. Our research shows that the timing and duration of dietary folate restriction can differentially impact Colorectal cancer initiation. Acclimating mice to folate restriction for 8 weeks results in a reduced number of preneoplastic lesions compared to mice placed of folate restriction for 1 week prior to initiating the …

Research And Innovation As A Catalyst For Food System Transformation, A.C.L. Den Boer, K.P.W. Kok, M. Gill, J. Breda, Jean Cahill, C. Callenius, P. Caron, Z. Damianova, M. Gurinovic, L. Lähteenmäki, T. Lang, R. Sonnino, G. Verburg, H. Westhoek, T. Cesuroglu, B.J. Regee, J. E. W. Broerse

Research and Innovation - Articles

Background: Food systems are associated with severe and persistent problems worldwide. Governance approaches aiming to foster sustainable transformation of food systems face several challenges due to the complex nature of food systems. Scope and Approach: In this commentary we argue that addressing these governance challenges requires the development and adoption of novel research and innovation (R&I) approaches that will provide evidence to inform food system transformation and will serve as catalysts for change. We first elaborate on the complexity of food systems (transformation) and stress the need to move beyond traditional linear R&I approaches to be able to respond to …

Benefits Of Intermittent Fasting: A Systematic Review Of Randomized Clinical Trials, Kavisha N. Abeyasekera

Physician Assistant Studies | Student Authored Articles

Background: Daily calorie restriction regimens are still the most common diet strategies implemented for weight loss. ^[2,3] In the recent years, intermittent fasting (IMF) has gained popularity among some of the easier diets to follow.^[4]

Objective: The objective of this study is to use the available data on short- and long-term effects of intermittent fasting, either by time restricted feeding or alternate day fasting and help healthcare providers decide on which patients should be recommended IMF as a dietary option.

Study design: Searched Google Scholar, CINAHL, PubMed and Cochrane databases for evidence-based literature on intermittent fasting. Included studies: …

Anti-Hypochlorite, Antioxidant, And Catalytic Activity Of Three Polyphenol-Rich Super-Foods Investigated With The Use Of Coumarin-Based Sensors, Karolina Starzak, Tomasz Świergosz, Arkadiusz Matwijczuk, Bernadette Creaven, Janusz Podleśny, Dariusz Karcz

Articles

The anti-hypochlorite activity of açaí (Euterpe oleracea Mart.), goji (Lycium barbarum L.) and schisandra (Schisandra chinensis) fruit extracts were assessed by determining the reactive chlorine species (RCS)-scavenging ability of these three “super-food” berries. In addition, the aqueous extracts obtained were employed as both the media and the catalyst in a green chemistry approach to the synthesis of a coumarin-based fluorescence turn-off sensor, which was then used for anti-hypochlorite activity testing. The aqueous extracts were also assessed for total phenolic content (TPC), using the Folin–Ciocalteu method, and the antioxidant activity using the ABTS+• assay. Moreover, the main water-soluble polyphenolic constituents of …