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Full-Text Articles in Food Science

Predicting Anthocyanin Content In Canned Black Beans Based On Color, Courtney Simons, Juan Osorno, Lauren Fuelling Apr 2020

Predicting Anthocyanin Content In Canned Black Beans Based On Color, Courtney Simons, Juan Osorno, Lauren Fuelling

Lake Campus Research Symposium Abstracts and Posters

The dark color of black beans is associated with the presence of anthocyanins. These are phytochemicals known to contribute to improved health due to their antioxidant, anti-inflammatory, anti-viral and anti-cancer benefits. Therefore, the color of canned black beans could potentially predict the total concentration of anthocyanins present. To test this hypothesis, 12 black bean varieties obtained from North Dakota State University Bean Breeding Program were cooked and evaluated for anthocyanin content and color characteristics (L*, hue and chroma) of end-product. Pearson Correlation statistics was applied to determine if color values could be used as a reliable index to predict relative …


Cost-Effective Method To Determine Effect Of Ethylene Gas On Ripening Of Bananas, Ashley Siefring, Devin Siefring, Brooke Gaerke, Colby Homan Apr 2020

Cost-Effective Method To Determine Effect Of Ethylene Gas On Ripening Of Bananas, Ashley Siefring, Devin Siefring, Brooke Gaerke, Colby Homan

Lake Campus Research Symposium Abstracts and Posters

Ethylene, a gaseous plant hormone associated with fruit ripening processes, is produced by bananas as they ripen. Hence the presence of ripe bananas could trigger the ripening of green bananas if they are stored together. To test this hypothesis, green bananas, all at the same stage of maturation was collected and separated into two groups. One group was stored alone while the other group was stored with ripe bananas. The rate of ripening between the two groups was observed over 2 weeks and measured using a standard banana color chart. The study confirmed our hypothesis that green bananas ripen faster …


Simpler Method To Compare Starch Hydrolysis Rate And In Vitro Expected Glycemic Index Of Flours, Courtney Simons, Charles Ciampaglio Apr 2020

Simpler Method To Compare Starch Hydrolysis Rate And In Vitro Expected Glycemic Index Of Flours, Courtney Simons, Charles Ciampaglio

Lake Campus Research Symposium Abstracts and Posters

In vitro expected glycemic index (eGI) is a reliable tool to predict postprandial blood glucose concentrations. Making these predictions is important particularly for diabetespatients who must manage their health condition by consuming products with more slowly digestible carbohydrates. Current methods require lengthy preparation time and expensive equipment. In this study, a cheaper and faster in vitro method was developed. Legume samples were digested with continuous agitation for 3 hours with the help of alpha-amylase enzyme. Glucose production was monitored by measuring changes in refractive index using a refractometer. Relative hydrolysis rates of flours demonstrated effectiveness of the method to differentiate …


Effect Of Homofermentative Inoculant On Fermentation Characteristics And Nutritive Values Of Corn Silage, Nafeesa Qudsia Hanif, Iffat Tahira, Nighat Sultana, Mujahid Hasan Mar 2020

Effect Of Homofermentative Inoculant On Fermentation Characteristics And Nutritive Values Of Corn Silage, Nafeesa Qudsia Hanif, Iffat Tahira, Nighat Sultana, Mujahid Hasan

Journal of Bioresource Management

An in vitro study was planned to assess the effects of a homofermentative microbial inoculant on the fermentation parameters and nutritive value of corn silage. The inoculant was applied at concentrations of 5x104cfu/g of forage (T1), 1x105cfu/g of forage (T2) 1.5x105cfu/g of forage (T3) and a negative control group (T0) without bacterial inoculant in three replicates each. At day 3, 7, 45 and 90 of the experiment individual buckets were opened to characterize the material, quick acidification, dry matter recovery, and aerobic stability of silage respectively. The temperature of the trial samples was 32.75±1.92 …