Stein Monogastric Nutrition Lab ציבורי
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Minoy Cristobal is a Master's student in Poultry Science at the University of Illinois and former visiting scholar in the Stein Monogastric Nutrition Lab. In this presentation, he discusses two experiments in which he evaluated the concentrations of digestible and metabolizable energy and digestibility of phosphorus in a new source of high-protein …
 
Carly Rundle, Ph. D. candidate in the Stein Monogastric Nutrition Lab, compares the effects of increasing doses of two microbial phytase supplements, one derived from T. reesei and the other from A. niger, on phosphorus and calcium digestibility in growing pigs. Adapted from a presentation at the 2020 ASAS-CSAS-WSASAS Virtual Annual Meeting and Tra…
 
Carly Rundle, Ph. D. candidate in the Stein Monogastric Nutrition Lab, reviews the effects of supplementation with isoquinoline alkaloids on digestibility of crude protein, amino acids, starch, and acid hydrolyzed ether extract in growing and finishing pigs. Isoquinoline alkaloids are phytogenic compounds with antimicrobial, anti-inflammatory, and …
 
Dr. Su A Lee, a recent graduate from the Stein Monogastric Nutrition Lab, presents data from her Ph. D. work and other experiments to determine the digestibility of calcium and phosphorus in growing pigs and gestating sows. Adapted from a Young Scholars Presentation at the 2020 ASAS Midwestern Section meeting, Omaha, NE, March 2-4.…
 
Hannah Bailey, a Ph. D. student in the Stein Monogastric Nutrition Laboratory, provides an overview of the work done in our lab to determine digestible indispensable amino acid score (DIAAS) values for edible nuts as well as pork and beef cuts processed in different ways and at different temperatures. Adapted from a presentation at the 2020 Virtual…
 
Dr. Su A Lee, a recent graduate from the Stein Monogastric Nutrition Lab, talks about how dietary amino acid concentration affects the standardized ileal digestibility (SID) of amino acids in feed ingredients, and demonstrates that AA SID can be determined in pigs fed diets below, at, or slightly above crude protein requirements without affecting t…
 
Hannah Bailey, a Ph. D. student in the Stein Monogastric Nutrition Laboratory, discusses an experiment she conducted to determine the protein digestibility corrected amino acid score (PDCAAS) and the digestible indispensable amino acid score (DIAAS) for raw and roasted pistachio nuts fed to growing pigs. Another objective of this study was to asses…
 
Dr. Su A Lee, a recent graduate from the Stein Monogastric Nutrition Lab, discusses the effects of dietary calcium on digestibility and retention of phosphorus as well as bone turnover biomarkers such as CTX-I, osteocalcin, and bone alkaline phosphatase. Adapted from a presentation at the 2020 ASAS Midwestern Section meeting, Omaha, NE, March 2-4.…
 
Hannah Bailey, a Ph. D. student in the Stein Monogastric Nutrition Laboratory, presents the results of her research on amino acid digestibility and protein quality in brown rice protein concentrate, pea protein concentrate, two rapeseed protein isolates, soy protein isolate, and whey protein isolate. Based on a poster presentation for the American …
 
In the third of three presentations based on his Master's thesis work, Diego Andres Lopez discusses the effect of supplementing microbial phytase on STTD of phosphorus in monocalcium phosphate, monosodium phosphate, and magnesium phosphate.על ידי Diego Andres Lopez
 
Joseph Limbach, a recent Master's degree recipient from the Stein Monogastric Nutrition Lab, presents his thesis research about the effects of dietary crude protein on measurements of health and performance in weanling pig. Topics include post-weaning diarrhea, growth performance, blood parameters, morphology of the jejunum and ileum, gastrointesti…
 
In the second of three presentations based on his Master's thesis work, Diego Andres Lopez compares the digestibility of phosphorus in feed phosphates derived from volcanic and sedimentary rock.על ידי Diego Andres Lopez
 
Paola Lancheros, a Master’s student in the Stein Monogastric Nutrition Lab, presents the results of three experiments to determine the amino acid digestibility, concentrations of digestible and metabolizable energy, and phosphorus digestibility in torula yeast as compared with fish meal when fed to weanling pigs. Adapted from a presentation at the …
 
In the first of three presentations based on his Master's thesis work, Diego Andres Lopez looks at the concentrations of calcium, phosphorus, other beneficial macro and micro minerals, and potentially harmful minerals in commercially available feed phosphates.על ידי Diego Andres Lopez
 
Dr. Maryane Oliveira, a postdoctoral research associate in the Stein Monogastric Nutrition Lab, presents the results of a study in which xylanase and cellulase were added to corn- and sorghum-based diets fed to growing pigs to determine their effects on fiber digestibility, ATTD of gross energy, and metabolizable energy. Adapted from a presentation…
 
Vanessa Lagos, a Ph. D. candidate from the Stein Monogastric Nutrition lab, presents the results of an experiment designed to test the hypothesis that formulating diets based on a ratio between STTD calcium and STTD phosphorus instead of total calcium and STTD phosphorus will not affect calcium retention but will increase the efficiency of phosphor…
 
Vanessa Lagos, a Ph. D. candidate from the Stein Monogastric Nutrition lab, presents the results of an experiment designed to test whether ratios between STTD calcium and STTD phosphorus derived from multiple short-term studies of pigs at different stages of development may be applied to pigs fed diets without or with microbial phytase from 11 to 1…
 
Jessica Acosta, a visiting scholar in the Stein lab, discusses ProCap DDGS, a high-protein co-product of the dry-grind ethanol industry. She reports the results of a study to determine the concentration and standardized ileal digestibility of crude protein and amino acids in ProCap and compares it with conventional DDGS and soybean meal. Adapted fr…
 
Woongbi Kwon, a Ph. D. student in the Stein lab, investigates effects of dietary isoleucine and valine supplementation to excess or low leucine diets on nitrogen balance and metabolism of branched-chain amino acids in growing pigs. Adapted from a presentation at the 2020 ASAS Midwestern Section meeting, Omaha, NE, March 2-4.…
 
Woongbi Kwon, a Ph. D. student in the Stein lab, investigates effects of dietary leucine and tryptophan supplementations on serotonin metabolism and growth performance of growing pigs. Adapted from a presentation at 6th EAAP International Symposium on Energy and Protein Metabolism and Nutrition, Belo Horizonte, MG, Brazil, September 9-12 2019.…
 
Dr. Charmaine Espinosa, a post-doctoral research fellow in the Stein Monogastric Nutrition Lab, discusses the results of a study conducted to test the hypothesis that supplementation of copper hydroxychloride at 150 mg/kg to diets improves growth performance by upregulating the mRNA transcription of genes involved in post-absorptive metabolism of l…
 
Dr. Charmaine Espinosa, a post-doctoral research fellow in the Stein Monogastric Nutrition Lab, discusses her research into the interactive effects of dietary copper and fiber on intestinal microbial protein concentration and digestibility of energy, crude protein, and fat by growing pigs fed diets containing distillers dried grains with solubles (…
 
Diego Rodriguez, a research specialist in the Stein Monogastric Nutrition Laboratory, presents the results of two experiments designed to compare digestibility of amino acids and concentrations of metabolizable and net energy in two soybean products: 1) soybean expeller produced using a high-shear dry extrusion process prior to pressing; and 2) con…
 
Vanessa Lagos, a Ph. D. candidate in the Stein Monogastric Nutrition Lab, discusses the results of her study that compared the digestible and metabolizable energy content of 23 sources of soybean meal from Argentina, Brazil, China, India, and the United States. Adapted from a presentation at the 6th EAAP International Symposium on Energy and Protei…
 
Cristhiam Munoz, a recent Master's degree recipient, provides an update on the Stein Monogastric Nutrition Lab's calorimetric unit, which was designed to calculate total and fasting heat production in order to determine net energy in complete diets and feed ingredients fed to pigs under commercial conditions. Adapted from a presentation at the 6th …
 
Diego Rodriguez, a research specialist in the Stein Monogastric Nutrition Lab, shares the results of two experiments to determine the effect of extrusion on ileal digestibility of amino acid and starch, apparent total tract digestibility of fiber and gross energy, and concentration of digestible and metabolizable energy in corn, wheat, and sorghum …
 
Hannah Bailey, a Ph. D. student in the Stein Monogastric Nutrition Lab, shares the results of two experiments to determine the protein quality of nine pork products and eight beef products using the digestible indispensable amino acid score (DIAAS). Adapted from a presentation at the 6th EAAP International Symposium on Energy and Protein Metabolism…
 
Woongbi Kwon, a Ph. D. student in the Stein lab, shares the results of his research into the effects of dietary leucine concentration on branched-chain amino acid metabolism in growing pigs. Adapted from a presentation given at the 2019 ASAS Midwestern Section meeting, Omaha, NE, March 11-13.על ידי Woongbi Kwon
 
Carly Rundle, Ph. D. candidate in the Stein Monogastric Nutrition Lab, presents her research into the effects of adding isoquinoline alkaloids, a phytobiotic feed additive used as an alternative to antibiotic growth promoters, to corn-soybean meal diets fed to weanling pigs. Adapted from a poster presentation at the 2019 ASAS Midwestern Section mee…
 
Su A Lee, a Ph. D. student in the Stein lab, compares calcium digestibility and retention in in early, mid-, and late gestation sows fed diets without and with microbial phytate. Adapted from a presentation at the 2019 ASAS Midwestern Section meeting, Omaha, NE, March 11-13.על ידי Su A Lee
 
Su A Lee, a Ph. D. student in the Stein lab, presents the findings of two experiments in which she compared inorganic calcium sources from different suppliers. In the first, she determined the STTD of calcium and the response to the addition of microbial phytase using three sources of calcium carbonate. In the second, she determined the STTD of cal…
 
Dr. Maryane Oliveira, a postdoctoral research associate in the Stein Monogastric Nutrition Lab, presents the results of a study that compared the relative bioavailability of valine in feed-grade L-valine and a 64.6% valine product produced by spray-drying fermentation biomass. Adapted from a presentation at the 2019 ASAS Midwestern Section meeting,…
 
It may not be practical to use the direct method to determine the digestibility of amino acids in cereal grains or in high-fiber or low-palatability ingredients, because the test ingredient cannot be fed as the sole source of amino acids for a long enough period of time to determine the digestibility. In these cases, the difference method can be us…
 
Charmaine Espinosa, a Ph. D. student in the Stein lab, presents the findings of two studies of the effects of copper supplementation on growing pigs. Although it is known that high levels of dietary copper can promote growth in pigs, the mechanism by which this occurs is not fully understood. In her research, Espinosa examined growth performance, e…
 
Vanessa Lagos, a Ph. D. student in the Stein Monogastric Nutrition Lab, discusses her research on optimal calcium:phosphorus ratios to maximize growth performance and bone ash in 11-25kg pigs. Then, she examines the effect of dietary calcium on plasma calcium and expression of genes related to calcium absorption. Adapted from a presentation at the …
 
Cristhiam Munoz, a master's student in the Stein Monogastric Nutrition group, gives an overview of the structure and functionality of the Swine Calorimetry Unit being developed at the University of Illinois Swine Research Center. The SCU is designed to determine net energy in group housed pigs and compare it with NE determined from individually hou…
 
Vanessa Lagos, a Ph. D. student in the Stein Monogastric Nutrition Lab, describes the interactions between calcium and phosphorus and their effect on growth performance and bone characteristics at 15 different STTD Ca : STTD P ratios. Adapted from a presentation at the 2018 ASAS Midwestern Section meeting, Omaha, NE, March 12-14.…
 
Dr. Maryane Oliveira, a postdoctoral research associate in the Stein Monogastric Nutrition Lab, presents the results of an experiment that was designed to determine whether crystalline amino acids could be fed to pigs during amino acid digestibility studies in order to ensure they meet their amino acid requirements without influencing the study res…
 
Diego Rodriguez, a Master's student in the Stein Monogastric Nutrition Lab, discusses the results of his research into the effects of feeding either Dakota Gold DDGS or conventional DDGS, in meal or pelleted form, to pigs from wean to finish. Parameters measured include average daily gain, gain:feed ratio, final body weight, dressing percentage, ba…
 
Dr. Jerubella Abelilla is a former Stein Lab student who received her Ph. D. in May 2018. As part of her dissertation work, she studied the duodenal, ileal, and total tract digestibility of fiber in corn- and wheat-based diets. Because the fiber in corn and wheat differs in the concentration of arabinoxylans, she also investigated whether adding mi…
 
Dr. John K. Mathai, a recent graduate from the Stein Monogastric Nutrition Lab, discusses the effects of varied amounts of heat and processing time on the DE, ME, and digestibility of amino acids in corn-soybean meal diets. Adapted from a presentation at the 2018 ASAS Midwestern Section meeting, Omaha, NE, March 12-14.…
 
Su A Lee, a Ph. D. student in the Stein Monogastric Nutrition Lab, presents the results of her experiment to determine if any differences exist between gestating sows and growing pigs for standardized total tract digestibility and retention of calcium and phosphorus and for the responses to dietary phytate. Adapted from a presentation at the 2018 A…
 
Isoquinoline alkaloids (IQ) have anti-inflammatory, immunomodulatory and antimicrobial physiological effects. In this podcast, Carly Rundle, a Ph. D. student in the Stein Monogastric Nutrition Lab, examines the effects of an IQ product called Sangrovit Extra on the digestibility of nutrients in diets fed to weanling pigs. Adapted from a presentatio…
 
Dr. Laia Blavi, a postdoctoral research fellow in the Stein Monogastric Nutrition Lab, presents the results of research on GraINzyme, a novel phytase derived from transgenic corn. Adapted from a presentation at the 2018 ASAS Midwestern Section meeting, Omaha, NE, March 12-14.על ידי Dr. Laia Blavi
 
Hybrid rye has agronomic advantages over other common cereal crops, and can also be used in diets fed to pigs. Molly McGhee, a graduate student in the Stein Monogastric Nutrition Lab, discusses the nutritional characteristics of hybrid rye. She then presents the results of experiments to determine the digestibility of amino acids and starch in thre…
 
Dr. Gloria Casas, a recent graduate from the Stein Nutrition Lab, presents the results of her Ph. D. dissertation work on feeding rice co-products to pigs. Topics include composition of rice coproducts; digestibility of crude protein, amino acids, energy, and phosphorus; the effects of including xylanase in diets containing rice co-products; and th…
 
Dr. Diego Navarro, a recent graduate from the Stein Monogastric Nutritition Laboratory, presents the results of his research into the effect of including high-fiber ingredients at different rates on concentrations of digestible and metabolizable energy in diets fed to growing pigs. Adapted from a presentation at the 2018 ASAS Midwestern Section mee…
 
Charmaine Espinosa, a Ph. D. candidate in the Stein Monogastric Nutrition Lab, discusses her research into the effects of including copper in the form of copper hydroxychloride in diets fed to weanling pigs. Adapted from a presentation at the 2018 ASAS Midwestern Section meeting, Omaha, NE, March 12-14.…
 
Dr. Laia Blavi, postdoctoral research fellow in the Stein Monogastric Nutrition Lab, reviews the current state of research on the interactions between zinc and calcium, and between zinc and phosphorus, in diets fed to pigs.על ידי Dr. Laia Blavi
 
There has been increasing interest in using insect meal as an alternative protein source in animal diets. Hannah Bailey, a Ph. D. student in the Stein Monogastric Nutrition Laboratory, reviews studies on the nutrient composition and amino acid digestibility of black soldier fly (BSF) larvae meal, palatability, and growth performance of pigs fed BSF…
 
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