Completed research projects in the Stein Monogastric Nutrition Laboratory

 

Please click on the year to see the completed research projects we have:

 

2020

Digestibility of energy and nutrients in hybrid rye, corn, sorghum, barley and wheat.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: Journal of Animal Science, 2020, Vol. 98, No. 7, 1–10. doi:10.1093/jas/skaa218.

Standardized ileal digestibility of amino acids in 11 sources of bakery meal.
Investigators: Lee, S. A., and H. H. Stein
Publication: In Preparation.

Effects of addition of hybrid rye to diets fed to gestating and lactating sows.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: Submitted to J. Anim. Sci.

Concentration of DE and ME in 11 sources of bakery meal.
Investigators: Lee, S. A., and H. H. Stein.
Publication: In Preparation.

Standardized ileal digestibility of amino acids in heat treated full fat soybean meal.
Investigators: Limbach, J. and H. H. Stein.
Publication: NA.

Standardized ileal digestibility of amino acids in heat treated soybean expellers.
Investigators: Espinosa, C. D., N. S. Fanelli, J. R. Limbach, and H. H. Stein.
Publication: Can. J. Anim. Sci., In Press.

Effects of copper hydroxychloride on growth performance of growing-finishing pigs.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: NA.

Effects of including increasing levels of hybrid rye in diets for weanling pigs.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: Submitted to Anim. Feed Sci. Technol.

Effects of enzyme processing on the standardized ileal digestibility of amino acids in soybean meal.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Standardized ileal digestibility of amino acids in soybean meal produced in Argentina, Paraguay, Bolivia, or the United States.
Investigators: Guevara, N. E., D. A. Rodriguez, S. A. Lee and H. H. Stein.
Publication: NA.

Effects of galactooligosaccharidases and xylanases on digestibility of energy and nutrients in diets fed to pigs.
Investigators: Lee, S. A, and H. H. Stein.
Publication: NA.

Digestible and Metabolizable energy in soybean meal produced in Argentina, Paraguay, Bolivia, or the United States.
Investigators: Guevara, N. E., S. A. Lee and H. H. Stein.
Publication: NA.

Effects of replacing corn with hybrid rye in diets for weanling pigs.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: Submitted to. Transl. Anim. Sci.

Effects of origin of feed phosphates on digestibility of Ca.
Investigators: Lopez, D. A., and H. H. Stein.
Publication: NA.

Composition of carbohydrates in corn fiber.
Investigators: Lancheros, J. P., and H. H. Stein.
Publication: In Preparation.

Effects of dietary protein level on growth performance, intestinal morphology, immune parameters, and blood characteristics of weanling pigs.
Investigators: Limbach, J. R., C. D. Espinosa, E. Perez-Calvo, and H. H. Stein.
Publication: J. Anim. Sci. 2021. Vol. 99, No. 6, 1–14. doi:10.1093/jas/skab166.

Determination of digestible indispensable amino acid scores in human foods.
IInvestigators: Fanelli, N. S., H. M. Bailey, L. Guadiola, and H. H. Stein.
Publication: NA.

Effects of hybrid rye on palatability of diets fed to growing pigs.
Investigators: McGhee, M. L., and H. H. Stein.
Publication: Submitted to Anim. Feed Sci. Technol.

Effects of the pelleting process on amino acid digestibility in diets with increased levels of synthetic AA and reducing sugars.
Investigators: Lopez, D. A., and H. H. Stein.
Publication: In Preparation.

Analyzed concentrations of Ca and P in diets fed to pigs.
Investigators: Lagos, L. V., and H. H. Stein.
Publication: Submitted to. J. Anim. Sci.

Effect of reducing the concentration of limestone and monocalcium phosphate in the diet on gastric pH, fecal score, growth performance, blood characteristics, and bone ash of weanling pigs.
Investigators: Lagos, L. V., and H. H. Stein.
Publication: Submitted to Transl. Anim. Sci.

Effects of dietary valine, isoleucine, and tryptophan supplementations to high leucine diets on nitrogen balance and growth performance of growing pigs.
Investigators: Kwon, W. B., and H. H. Stein.
Publication: In Preparation.

Effect of dietary fiber on heat production, energy retention, and concentration of net energy in diets fed to growing pigs.
Investigators: Rodriguez, D. A., S. A. Lee, and H. H. Stein.
Publication: In Preparation.

Amino acid digestibility in two sources of soybean meal fed to weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Effect of increasing levels of enhanced torula yeast on growth performance and blood characteristics of weanling pigs.
Investigators: Espinosa, C. D., L. V. Lagos, and H. H. Stein.
Publication: J. Anim. Sci. 2020, 98:10, 1-9, doi10.1093/jas/skaa307.

Digestibility of energy and concentrations of digestible and metabolizable energy in three sources of soybean meal fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Effect of phytase on ileal AA digestibility and total tract energy and nutrient digestibility in nursery pigs fed diets with different phytate levels.
Investigators: Oliveira, M.S.F, N. S. Fanelli, C. D. Espinosa, and H. H. Stein.
Publication: Submitted to J. Anim. Sci.

Digestibility of phosphorus in three sources of soybean meal fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Effect of different drying and sample preparation methods on the concentration of energy in urine and the concentration of metabolizable energy in diets fed to pigs.
Investigators: Haney, C. G., L. V. Lagos, and H. H. Stein.
Publication: In Preparation.

Digestibility of amino acids in seven sources of sunflower meal.
Investigators: Ibagon, J., and H. H. Stein.
Publication: Submitted to J. Anim. Sci.

Digestibility of energy in heat-treated expelled soybean meal.
Investigators: Espinosa, C. D., N. S. Fanelli, J. R. Limbach, and H. H. Stein.
Publication: Can. J. Anim. Sci. In Press.

Determination of a possible carryover effect of feeding spray dried plasma protein on ileal amino acid and starch digestibility in nursery pigs.
Investigators: Bailey, H. M., and H. H. Stein.
Publication: Submitted to. J. Anim. Sci.

Effect of feed sweetener and feed flavor on growth performance of weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Estimation of optimum requirements for valine and isoleucine in growing pigs fed diets containing excess leucine.
Investigators: Kwon, W. B., and H. H. Stein.
Publication: In Preparation.

Effects of origin of feed phosphates on standardized total tract digestibility of phosphorus.
Investigators: Lopez, D. A., and H. H. Stein.
Publication: In Preparation.

Additivity of DIAAS values in mixed meals of milk and cereal grains.
Investigators: Fanelli, N. S., S. A. Lee, H. M. Bailey, L. V. Guardiola, and H. H. Stein.
Publication: J. Nutr. 2021. 11; 151(3):540-547. doi: 10.1093/jn/nxaa398.

Feed flavor in diets fed to gestating and lactating sows.
Investigators: Oliveira, M.S.F., and H. H. Stein.
Publication: NA.

Determination of a possible carryover effect of feeding spray dried plasma protein on energy, fiber, Ca, and P digestibility in nursery pigs.
Investigators: Bailey, H. M., and H. H. Stein.
Publication: Submitted to. J. Anim. Sci.

Effect of graded levels of microbial phytase on standardized total tract digestibility of phosphorus in bakery meal fed to growing pigs.
Investigators: Luciano, A., and H. H. Stein.
Publication: Submitted to Anim. Feed Sci. Technol.

Feed sweetener and feed flavor in diets fed to weanling pigs.
Investigators: Oliveira, M.S.F., and H. H. Stein.
Publication: NA.

Effect of dietary fiber on ileal digestibility of amino acids in diets fed to growing pigs.
Investigators: Rodriguez, D. A., S. A. Lee, and H. H. Stein.
Publication: In Preparation.

Amino acid digestibility in fermented soybean meal and in conventional soybean meal fed to weanling pigs.
Investigators: Charmaine, C. D., and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in diets containing wheat middlings and fed to growing pigs.
Investigators: Rodriguez, D. A., S. A. Lee, and H. H. Stein.
Publication: In Preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in fermented soybean meal and in conventional soybean meal fed to weanling pigs.
Investigators: Charmaine, C. D., and H. H. Stein.
Publication: NA.

Interaction effects of supplemental threonine and probiotics in diets formulated with high fiber ingredient on ileal digestibility and total tract digestibility of energy, crude protein, fat, and dietary fiber by growing pigs.
Investigators: Charmaine, C. D., and H. H. Stein.
Publication: NA.

Digestibility of phosphorus in fermented soybean meal and in a conventional soybean meal fed to weanling pigs.
Investigators: Charmaine, C. D., and H. H. Stein.
Publication: NA.

Digestibility of amino acids in new sources of soybean meal fed to pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

Effects of increasing levels of casein on standardized ileal digestibility of AA.
Investigators: Lee, S. A., and H. H. Stein.
Publication: In Preparation.

Feed preference by weanling pigs in diets supplemented with feed sweetener and feed flavor.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Comparison of energy utilization in growing pigs, finishing pigs, and gestating sows fed diets based on corn or hybrid rye.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: Can. J. Anim. Sci. 102: 392–395. dx.doi.org/10.1139/cjas-2021-0054.

Digestibility of energy and concentrations of digestible and metabolizable energy in new sources of soybean meal fed to growing pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

Standardized total tract digestibility of phosphorus in new sources of soybean meal fed to growing pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

Effect of NexPro on growth performance of weanling pigs.
Investigators: Espinosa, C. D., J. Acosta, and H. H. Stein.
Publication: J. Anim. Sci. In Press.

Effects of replacing corn with hybrid rye in diets for growing pigs on growth performance.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: Anim. Feed Sci. Technol. 296, 115566. doi.org/10.1016/j.anifeedsci.2022.115566.

Effect of replacing corn with bakery meal in diets for weanling pigs.
Investigators: Luciano, A., C. D. Espinosa, and H. H. Stein.
Publication: Submitted to Anim. Feed Sci. Technol.

Effect of graded levels of phytase on the digestibility of Ca and P in diets fed to gestating sows.
Investigators: Charmaine, C. D., and H. H. Stein.
Publication: In Preparation.

Effect of copper sulfate and dicopper oxide on growth performance and fat metabolism on weaninlig pigs fed a diet with DDGS.
Investigators: Oliveira, M. S. F., C. D. Espinosa, L. Blavi, and H. H. Stein.
Publication: In Preparation.

Effects of isoquinoline alkaloids on nitrogen balance, and total tract digestibility of energy, Ca, and P by growing pigs fed corn-soybean meal diets formulated below amino acid requirements.
Investigators: Rundle, C. M., and H. H. Stein.
Publication: In Preparation.

Amino acid digestibility in enzyme-treated soybean meal and in conventional soybean meal fed to pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Isoquinoline alkaloids and narasin (Skycis) influence longissimus muscle quality but do not affect overall growth performance of finishing pigs fed corn-soybean meal diets.
Investigators: Rundle, C. M., and H. H. Stein.
Publication: In Preparation.

Effect of organic acids and essential oils on growth performance of weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

2021

Digestibility of energy in different sources of Sunflower meal.
Investigators: Ibagon, J. A., S. A. Lee, and H. H. Stein.
Publication: In Preparation.

Effect of phytogenics on nutrient digestibility and nitrogen balance in growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Effect of adding soybean hulls on apparent ileal digestibility and standardized ileal digestibility of amino acids in soybean meal by growing pigs.
Investigators: Fanelli, N. S., C. D. Espinosa, and H. H. Stein.
Publication: In Preparation.

Effect of Sylpro yeast on growth performance and gut health of weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: Submitted to. J. Anim. Sci.

Determination of the net energy in soybean meal fed to pigs using indirect calorimetry.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Chemical composition of feed ingredients from Asia.
Investigators: Fanelli, N. S., and H. H. Stein.
Publication: Submitted to. Animal Bioscience.

Effects of reducing the concentration of calcium and phosphorus and increasing microbial phytase on gastric pH, fecal score, growth performance, blood metabolites, phytate degradation, and bone ash of weanling pigs.
Investigators: Lagos, L. V., and H. H. Stein.
Publication: In Preparation.

Effect of phytase on weaning piglet performance when fed diets supplemented with pharmacological levels of Zn.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

The effect of spray dried plasma protein on growth performance, diarrhea scores, gut morphology, and immune parameters in nursery pigs fed a low protein diet.
Investigators: Bailey, H. M., J. M. Campbell, and H. H. Stein.
Publication: In Preparation.

Digestibility of energy and concentration of metabolizable energy in fermented soybean meal and fermented soybeans fed to weanling pigs.
Investigators: Cristobal, M., S. A. Lee, and Hans H. Stein.
Publication: NA.

Effects of isoquinoline alkaloids on growth performance, blood characteristics of growing pigs fed corn-soybean meal diets formulated below amino acid requirements.
Investigators: Rundle, C. M., and H. H. Stein.
Publication: In Preparation.

Amino acid and starch digestibility in Enogen corn hybrid fed to growing pigs.
Investigators: Rodriguez, D. A., S. A. Lee, and H. H. Stein.
Publication: NA.

Determination of PDCAAS and DIAAS for animal and plant based burgers, buns and the combination of buns and burgers.
Investigators: Fanelli, N. S., H. M. Bailey, and H. H. Stein.
Publication: European J. Nutr. Accepted with revisions.

Amino acid digestibility in high-protein and conventional soybean meal fed to weanling pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Effect of graded levels of phytase on digestibility of Ca and P in diets fed to lactating sows.
Investigators: Espinosa, C. D., S. A. Lee, and H. H. Stein.
Publication: In Preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in a new source of soybean meal fed to weanling pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in two sources of hexane-extracted meal fed to growing pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Effect of increasing levels of phytase on phytate degradation, bone ash, plasma Ca, P, and inositol, and enzyme activity in pigs from 11 to 25 kg.
Investigators: Lagos, L. V., and H. H. Stein.
Publication: J. Anim. Sci. 100, 1–13. doi.org/10.1093/jas/skac269.

Effect of spray dried plasma (SDP) on energy, fiber, Ca, and P digestibility in diets based on different ingredient combinations fed to nursery pigs.
Investigators: Bailey, H. M., and H. H. Stein.
Publication: Submitted to Transl. Anim. Sci.

Effect of increasing levels of phytase and body weight of pigs on phytate degradation and nutrient digestibility of diets fed to pigs from 25 to 130 kg.
Investigators: Lagos, L. V., M. R. Bedford, and H. H. Stein.
Publication: In Preparation.

Effects of 25-hydroxycholecalciferol (25-OH-D3) and 1-alpha-hydroxycholecalciferol (1-α-OH-D3) on serum bone biomarkers and calcium and phosphorus balance and concentrations on energy in diets without or with microbial phytase fed to late gestation sows.
Investigators: Lee, S. A., and H. H. Stein.
Publication: J. Anim. Sci. 100, 1–8. doi.org/10.1093/jas/skac299.

Standardized total tract digestibility of phosphorus in fermented soybean meal and fermented full fat soybeans fed to weanling pigs.
Investigators: Cristobal, M., S. A. Lee, and H. H. Stein.
Publication: NA.

Optimum concentration of spray dried plasma (SDP) for growth performance, diarrhea scores, gut morphology, and blood immune parameters in weaned pigs.
Investigators: Bailey, H. M., J. M. Campbell, and H. H. Stein.
Publication: In Preparation.

Effect of spray dried plasma (SDP) on reproductive performance, oxidative stress, and litter performance of sows subjected to heat stress and the subsequent growth performance of the pigs weaned from the sows.
Investigators: Bailey, H. M., and H. H. Stein.
Publication: In Preparation.

Effect of increasing levels of phytase on ileal and total tract digestibility of nutrients in diets fed to young pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Effects of replacing corn with hybrid rye in diets for growing and finishing pigs on growth performance and carcass characteristics.
Investigators: McGhee, M. L. and H. H. Stein.
Publication: J. Anim. Sci. 99: 12, 1–8. doi.org/10.1093/jas/skab324.

Effect of corn protein on growth performance of weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Relative bioavailability by nursery pigs of Zn in a new source of Zn-glycinate.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Effect of live yeast and Bacillus spp. on digestibility of energy and total dietary fiber and concentrations of digestible and metabolizable energy by growing and finishing pigs fed corn-based diets.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Amino acid digestibility in high-oil corn and in conventional corn fed to growing pigs.
Investigators: Fanelli, N. S., C. D. Espinosa, and H. H. Stein.
Publication: Anim. Feed Sci. Technol. 2021. 280:115040. doi.org/10.1016/j.anifeedsci.2021.115040.

Effect of phytase on digestibility of phosphorus and energy in high-oil corn and conventional corn fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: Anim. Feed Sci. Technol. 2021. 280:115040. doi.org/10.1016/j.anifeedsci.2021.115040.

Amino acid digestibility in corn protein and two sources of distillers dried grains with solubles (DDGS) fed to weanling pigs.
Investigators: Acosta, J. P., C. D. Espinosa, and H. H. Stein.
Publication: NA.

Amino acid digestibility in high-protein and conventional soybean meal fed to growing pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Effect of supplementing spray dried plasma (SDP) to diets on a low plane of nutrition on growth performance, diarrhea scores, gut morphology, and blood immune parameters of pigs in phase-2 of nursery.
Investigators: Bailey, H. M., J. M. Campbell, and H. H. Stein.
Publication: In Preparation.

Analyzed nutrient composition of ten different sources of soybeans.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

Amino acid digestibility in co-products of threonine and valine fermentation fed to weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Amino acid digestibility in cheese co-product, in fish meal, and in HP 300 fed to weanling pigs.
Investigators: Mallea Ortiz, A. P., M. S. F. Oliveira, and H. H. Stein.
Publication: Submitted to J. Anim. Sci.

Digestibility of energy and concentrations of digestible and metabolizable energy in co-products of threonine and valine fermentation fed to weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in a cheese co-product, fish meal, and a HP 300 fed to weanling pigs.
Investigators: Mallea Ortiz, A. P., M. S. F. Oliveira, and H. H. Stein.
Publication: Submitted to J. Anim. Sci.

Standardized ileal digestibility of amino acids and apparent ileal digestibility of starch in hybrid rye fed to growing pigs calculated using direct, regression, or difference procedures.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Concentrations of net energy in hybrid rye fed to growing pigs calculated using direct, regression, or difference procedures.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Growth performance of weanling pigs fed diets with different inclusion levels of a cheese co-product.
Investigators: Mallea Ortiz, A. P., M. S. F. Oliveira, and H. H. Stein.
Publication: Submitted to J. Anim. Sci.

Amino acid digestibility in yeast protein fed to weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Amino acid digestibility in co-products of threonine and lysine fermentation fed to weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in corn protein and two sources of distillers dried grains with solubles (DDGS) fed to weanling pigs.
Investigators: Acosta, J. P., C. D. Espinosa, and H. H. Stein.
Publication: In Preparation.

Standardized ileal digestibility of amino acids in three sources of corn protein fed to weanling pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: In Preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in three sources of corn protein fed to weanling pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: In Preparation.

Effects of isoquinoline alkaloids on growth performance, blood characteristics, and intestinal health of weanling pigs fed corn-soybean meal diets formulated below amino acid requirements.
Investigators: Rundle, C. M., and H. H. Stein.
Publication: NA.

Digestibility of phosphorus in corn protein and two sources of distillers dried grains with solubles (DDGS) fed to weanling pigs.
Investigators: Acosta, J. P., C. D. Espinosa, and H. H. Stein.
Publication: In Preparation.

Evaluation of different sources of methionine in methionine deficient diets fed to finishing pigs (90-125 kg) on growth performance, feed efficiency, carcass composition, and meat quality traits.
Investigators: Dilger, A., C. L. Bradley, C. Gonzalez Vega, and H. H. Stein.
Publication: In Preparation.

Evaluation of hydrolyzed and non-hydrolyzed bovine plasma sources compared to soycomil P in diets fed to weanling pigs.
Investigators: Espinosa C. D., J. M. Campbell, and H. H. Stein.
Publication: Anim. Feed Sci. Technol. 294, 115500.

Effects of increasing calcium from deficient to adequate concentration in diets on digestibility of amino acids in pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: Publication: Anim. Feed Sci. Technol. 292, 115436. doi.org/10.1016/j.anifeedsci.2022.115436

Effects of a probiotic Bacillus strain on ileal digestibility of crude protein, amino acids, starch, and fat and total tract digestibility of energy and dietary fiber in diets fed to weanling pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: J. Anim. Sci. 100 (Suppl. 3) 118–119. doi.org/10.1093/jas/skac247.228.

Determination of PDCAAS and DIAAS values in marine protein.
Investigators: Fanelli, N. S., and H. H. Stein.
Publication: NA.

Digestibility of amino acids, starch, and fiber and concentration of metabolizable energy in high-shear dry extruded corn fed to growing pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

Amino acid digestibility in different sources of enzyme treated soybean meal and in conventional soybean meal fed to weanling pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Effects of different watering options on net energy in diets fed to growing pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Effects of increasing phytase dose at commercial phytate P level on basal endogenous loss of calcium and balance of phosphorus in pigs.
Investigators: Nelson, M., S. A. Lee, and H. H. Stein.
Publication: J. Anim. Sci. 100, 1–7. doi.org/10.1093/jas/skac280.

Effects of increasing phytase dose on total tract digestibility of calcium, phosphorus, and energy in pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: In Preparation.

Growth performance of weanling pigs fed diets containing different sources of sugars.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in two sources of hexane-extracted soybean meal fed to growing pigs.
Investigators: Oliveira, M. S. F., and Hans H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in co-products of threonine and lysine fermentation fed to weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Effects of Enogen hybrid corn on digestibility of starch and amino acids in pelleted and non-pelleted diets fed to growing pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Effects of Enogen hybrid corn on digestibility of energy and total dietary fiber in pelleted and non-pelleted diets fed to growing pigs.
Investigators: Oliveira, M. S. F., and Hans H. Stein.
Publication: NA.

Growth performance of weanling pigs fed diets based on conventional corn or high-oil corn.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: Anim. Feed Sci. Technol., 2021. 280:115040. doi.org/10.1016/j.anifeedsci.2021.115040.

Amino acid digestibility in corn, corn protein and two sources of distillers dried grains with solubles (DDGS) fed to weanling pigs.
Investigators: Acosta, J. P., C. D. Espinosa, and H. H. Stein.
Publication: NA.

2022

Effects of two sources of ZnO on growth performance, post-weaning diarrhea, systemic inflammation, and Zn balance of nursery pigs fed corn-soybean meal diets.
Investigators: Rundle, C. M., M. Nelson, and H. H. Stein.
Publication: NA.

Standardized ileal digestibility of amino acids in fermented soybean meal and fermented full fat soybeans fed to weanling pigs.
Investigators: Cristobal, M., S. A. Lee, and H. H. Stein.
Publication: NA.

Digestibility of energy and total dietary fiber by gestating-lactating sows and concentrations of digestible and metabolizable energy in corn-based diets without or with exogenous xylanase.
Investigators: Acosta, J. P., C. D. Espinosa, and H. H. Stein.
Publication: In Preparation.

Effect of 1-hydroxycholecalciferol (1-OH-D3) on digestibility of dry matter, calcium, phosphorus, amino acids, and energy in diets without or with microbial phytase fed to growing pigs.
Investigators: Lee, S. A., and Hans H. Stein.
Publication: In Preparation.

Effects of heat treatment on digestibility of amino acids in corn.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: In Preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in heat treated corn fed to growing pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: In Preparation.

Apparent ileal digestibility of starch and amino acids and standardized ileal digestibility of amino acids in three sources of field peas with different particle sizes fed to growing pigs.
Investigators: Ibagon, J. A., and H. H. Stein.
Publication: Submitted to Translational Animal Science.

Concentration of net energy in three different sources of field peas with different particle sizes fed to growing pigs.
Investigators: Ibagon, J. A., S. A. Lee, and H. H. Stein.
Publication: In Preparation.

Growth performance of weanling pigs fed diets with fermented SBM (FSBM) and fermented full-fat SBM (FFFSBM).
Investigators: Cristobal, M., and H. H. Stein.
Publication: In Preparation.

Digestibility of phosphorus in three different sources of field peas with different particle sizes fed to weanling pigs.
Investigators: Ibagon, J. A., and H. H. Stein
Publication: In Preparation.

Effect of microbial phytase on digestibility of phosphorus in seven sources of sunflower meal fed to growing pigs.
Investigators: Ibagon, J. A., C. D. Espinosa, and H. H. Stein.
Publication: In Preparation.

Effects of increasing phytase dose in diets containing P at or below the requirement on standardized ileal digestibility of amino acid in pigs.
Investigators: Lee, S. A., and Hans H. Stein.
Publication: In Preparation.

Effects of increasing phytase dose in diets containing P at or below the requirement on standardized ileal digestibility of amino acid in pigs.
Investigators: Lee, S. A., and Hans H. Stein.
Publication: In Preparation.

Effects of a novel direct fed microbial on ileal digestibility of starch and amino acids and total tract digestibility of energy by growing pigs.
Investigators: Lee, S. A., and Hans H. Stein.
Publication: NA.

Determination of Digestible Indispensable Amino Acid Score (DIAAS) for milk fractions.
Investigators: Fanelli, N. S., and Hans H. Stein.
Publication: NA.

Effects of different watering options on AA digestibility in diets fed to growing pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Effect of phytase and NSP enzymes on ileal crude protein and amino acid digestibility and energy in growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Effects of increasing phytase dose on ileal digestibility of phosphorus, calcium, amino acids, and starch in pigs.
Investigators: Lee, S. A., and Hans H. Stein.
Publication: NA.

Effect of graded levels of phytase on ileal Protein, energy and AA digestibility in growing pigs fed corn wheat-based diets with or without a xylanase, xylanase + beta glucanase and a protease.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Effect of 1-alpha-hydroxycholecalciferol (1-α-OH-D3) on digestibility of amino acids and energy and calcium and phosphorus balance in diets fed to growing pigs.
Investigators: Lee, S. A., and Hans H. Stein.
Publication: In Preparation.

Apparent ileal digestibility of starch and amino acids and standardized ileal digestibility of amino acids in three sources of field peas with different particle sizes fed to growing pigs calculated using regression or difference procedures.
Investigators: Ibagon J., and H. H. Stein.
Publication: Submitted to Translational Animal Science.

Standardized ileal digestibility of amino acids in fermented soybean meal and fermented full fat soybeans fed to weanling pigs.
Investigators: Cristobal, M., S. A. Lee, and Hans H. Stein.
Publication: NA.

Determination of Digestible Indispensable Amino Acid Score (DIAAS) values for different food ingredients.
Investigators: Fanelli, N. S., and Hans H. Stein.
Publication: In Preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in fermented soybean meal and fermented soybeans fed to weanling pigs.
Investigators: Cristobal, M., S. A. Lee, and Hans H. Stein.
Publication: NA.

Effect of phytogenics on nutrient digestibility and nitrogen balance in finishing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Apparent total tract digestibility of energy and total dietary fiber and concentrations of digestible and metabolizable energy in corn, wheat, or sorghum based diets without or with microbial enzymes when fed to growing pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: In Preparation.

Interactive effects of pelleting and particle size reduction of corn on net energy and digestibility of fiber, fat, Ca, and P in corn-soybean meal diets fed to group-housed pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: Submitted to J. Anim. Feed Sci. Technol.

Effects of two sources of ZnO on growth performance, post-weaning diarrhea, and Zn status of weanling pigs fed corn-soybean meal diets.
Investigators: Nelson, M. E., C. M. Rundle, and H. H. Stein.
Publication: NA.

Effects of pelleting and particle size reduction of corn on amino acid digestibility in diets fed to growing pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Digestibility of amino acids in ten sources of wheat middlings fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: Submitted to Anim. Feed Sci. Technol.

Technical feasibility of BioCapture as a method to determine nutrient digestibility.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Digestibility of energy in ten sources of wheat middlings fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: Submitted to Anim. Feed Sci. Technol.

Concentration of net energy in soybean oil fed to growing pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Digestibility of amino acids in a new source of soybean expellers and in conventional soybean expellers when fed to growing pigs.
Investigators: Cristobal, M. M. S. F. Oliveira, and H. H. Stein.
Publication: In Preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in a new source of soybean expellers and in conventional soybean expellers when fed to growing pigs.
Investigators: Cristobal, M. M. S. F. Oliveira, and H. H. Stein.
Publication: In Preparation.

AA digestibility in corn diets fed to growing pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In Preparation.

Effects of increasing phytase levels on standardized total tract digestibility of phosphorus in field peas fed to growing pigs.
Investigators: Ibagon, J. A., S. A. Lee, and H. H. Stein.
Publication: In Preparation.

Digestibility of phosphorus in a new source of soybean expellers supplemented with different levels of phytase fed to weanling pigs.
Investigators: Cristobal, M. M. S. F. Oliveira, and H. H. Stein.
Publication: In Preparation.

Effects of dietary concentrations of crude protein and amino acids on ileal digestibility of AA by growing pigs.
Investigators: Lee, S. A., and Hans H. Stein.
Publication: In Preparation.

Determination of standardized ileal digestibility of amino acids in diets containing different levels of soybean oil fed to growing pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and Hans H. Stein.
Publication: In Preparation.

Amino acid digestibility in high protein corn co-products fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Effects of enzymes on apparent ileal digestibility of crude protein and amino acids, and apparent total tract digestibility of energy, dietary fiber, and Ca and P in diets fed by growing pigs.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in high protein corn fermented products fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Effects of different corn sources on digestibility of starch and amino acids in diets fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: Publication: Submitted to J. Anim. Sci..

Digestibility of phosphorus in high protein corn co-products fed to growing pigs.
Investigators: Kim, Y., C. D. Espinosa, and H. H. Stein.
Publication: In Preparation.

Effects of different corn sources and drying temperature on digestibility of energy and total dietary fiber in diets fed to growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: Submitted to J. Anim. Sci.

Digestibility of energy and concentrations of digestible and metabolizable energy in nut hulls and in soybean hulls fed to growing pigs and gestating sows.
Investigators: Oliveira, M. S. F., and H. H. Stein.
Publication: In Preparation.

Growth performance of weanling pigs fed diets containing a novel source of sugar and modified corn protein.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Effect of benzoic acid, myristic acid, and probiotics on energy and nitrogen balance of young growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Effect of benzoic acid, myristic acid, and probiotics on growth performance of weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Effect of benzoic acid, myristic acid, and probiotics and increasing concentrations of choice white grease on growth performance of young growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

Amino acid digestibility in yeast protein and in fish meal fed to pigs.
Investigators: Espinosa, C. D., S. A. Lee, and Hans H. Stein.
Publication: In Preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in yeast protein and fish meal fed to young growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In Preparation.

 

2023

Effect of xylanase and xylo-oligosaccharide on growth performance and gut health of weanling pigs.
Investigators: Acosta, J. P., C. D. Espinosa, and H. H. Stein.
Publication: In preparation.

Estimation of the optimum Tryptophan:Lysine ratio for 25-50 kg growing pigs fed soybean meal or corn protein as a protein sources.
Investigators: Mallea, A. P., and H. H. Stein.
Publication: In preparation.

Effect of dietary leucine concentration on requirement for valine in diets for growing pigs.
Investigators: Mallea, A. P., C. D. Espinosa, and H. H. Stein.
Publication: In preparation.

Effects of different protein sources in P-free diets on the basal endogenous loss and retention of P by growing pigs.
Investigators: Nelson, M., S. A. Lee, and H. H. Stein.
Publication: Submitted to Anim. Feed Sci. Technol.

Determination of DIAAS values in different egg products.
Investigators: Fanelli, N. S., and H. H. Stein.
Publication: In preparation.

Concentration of net energy in SBM and crystalline AA based diets fed to group-housed pigs.
Investigators: Cristobal, M., S. A. Lee, D. A. Rodriguez, and H. H. Stein.
Publication: In preparation.

Effect of feeding intact protein from soybean meal or crystalline amino acids on growth performance, protein synthesis, and immune system for growing pigs.
Investigators: Cristobal, M., S. A. Lee, D. A. Rodriguez, and H. H. Stein.
Publication: In preparation.

Amino acid digestibility in low protein diets containing synthetic amino acids fed to growing pigs.
Investigators: Cristobal, M., and H. H. Stein.
Publication: In preparation.

Determination of DIAAS and PDCAAS values for seven BENEO protein concentrates.
Investigators: Fanelli, N. S., and H. H. Stein.
Publication: NA.

Growth performance and intestinal health of weanling pigs fed diets containing high-protein corn co-products.
Investigators: Mallea, A., C. D. Espinosa, and H. H. Stein.
Publication: In preparation.

Concentration of net energy in corn without or with microbial phytase fed to group-housed pigs.
Investigators: Lee, S. A., D. A. Rodriguez, and H. H. Stein.
Publication: In preparation.

Effects of source of calcium carbonate and microbial phytase on apparent total tract digestibility of calcium.
Investigators: Nelson, M. E., S. A. Lee, and H. H. Stein.
Publication: In preparation.

Effect of increasing levels of phytase on mineral and N balance and concentrations of digestible and metabolizable energy in diets fed to young growing pigs.
Investigators: Espinosa, C. D., S. A. Lee, and H. H. Stein.
Publication: In preparation.

Evaluation of new xylanases in diets for pigs.
Investigators: Acosta, J. P., and H. H. Stein.
Publication: NA.

Effect of mannanase on growth performance of weanling pigs.
Investigators: Fanelli, N. S., and H. H. Stein.
Publication: NA.

Digestibility of amino acids in corn coproducts fed to weanling pigs.
Investigators: Lee, S. A., C. D. Espinosa, and H. H. Stein.
Publication: In preparation.

Effect of Olextra 1200 on performance and intestinal health of sows and weanling pigs.
Investigators: Espinosa, C. D., J. P. Acosta, S. A. Lee, and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of digestible and metabolizable energy in yeast protein and fish meal fed to young growing pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: In preparation.

Effects of an exogenous protease on ileal digestibility of starch and amino acids and total tract digestibility of energy by growing pigs.
Investigators: Acosta, J. P., and H. H. Stein.
Publication: NA.

Determination of digestible indispensable amino acid score (DIAAS) values for milk proteins.
Investigators: Fanelli, N. S., C. F. R. Martins, and H. H. Stein.
Publication: In preparation.

Bioavailability of methionine sources on nitrogen retention of weanling pigs fed diets low in crude protein.
Investigators: Acosta, J. P., and H. H. Stein.
Publication: NA.

Effect of yeast protein on growth performance and blood characteristics of weanling pigs.
Investigators: Espinosa, C. D., and H. H. Stein.
Publication: NA.

Digestible indispensable amino acid scores (DIAAS) in pork products.
Investigators: Fanelli, N. S. and H. H. Stein.
Publication: In preparation.

Effects of different levels of enzyme on apparent ileal digestibility of crude protein and amino acids, and apparent total tract digestibility of energy, dietary fiber, and Ca and P in diets fed by growing pigs.
Investigators: Mallea, A. P., S. A. Lee, M. S. F. Oliveira, and H. H. Stein.
Publication: NA.

Effect of a mycelium supplement on growth performance of weanling pigs.
Investigators: Mallea, A. P., C. D., Espinosa, and H. H. Stein.
Publication: NA.

Effect of feeding graded levels of a phytogenic formulation on plasma concentrations in pigs.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

Effects of fasting time on heat production of group-housed pigs.
Investigators: Fanelli, N. S., and H. H. Stein.
Publication: In preparation.

Evaluation of Biomega products in diets for humans and companion animals.
Investigators: Nelson, M. E., S. A. Lee, and H. H. Stein.
Publication: In preparation.

Digestibility of energy by gestating and lactating sows and concentrations of digestible and metabolizable energy in diets containing pistachio shell powder or soybean hulls.
Investigators: Kim, Y., and H. H. Stein.
Publication: In preparation.

Effect of feeding graded levels of a phytogenic formulation on plasma concentrations in pigs.
Investigators: Lee, S. A. and H. H. Stein.
Publication: NA.

Digestibility of energy and concentrations of net energy in corn coproducts fed to weanling pigs.
Investigators: Lee, S. A., C. D. Espinosa, and H. H. Stein.
Publication: In preparation.

Amino acid digestibility in yeast protein and in soybean meal fed to pigs.
Investigators: Lee, S. A., C. D. Espinosa, N. S. Fanelli, and H. H. Stein.
Publication: NA.

Human milk oligosaccharide-dependent engraftment of Bifidobacterium infantis (Bi) in pigs.
Investigators: EEspinosa, C. D., and H. H. Stein.
Publication: NA.

Digestibility of phosphorus in corn coproducts fed to weanling pigs.
Investigators: Lee, S. A., C. D. Espinosa, and H. H. Stein.
Publication: In preparation.

Growth performance of weanling pigs fed diets supplemented with zinc oxide or tannic acid.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

Energy release values for fat emulsifier fed to growing pigs.
Investigators: Lee, S. A., C. D. Espinosa, and H. H. Stein.
Publication: NA.

Apparent ileal digestibility of fructans in a corn-soybean meal diet fed to growing pigs.
Investigators: Ibagon, J. A., and H. H. Stein.
Publication: NA.

Amino acid digestibility in five sources of extruded full-fat soybeans fed to growing pigs.
Investigators: Ruiz-Arias N., and H. H. Stein.
Publication: In preparation.

Interactive effects of reducing particle size and extrusion on concentrations of digestible energy and metabolizable energy in corn fed to growing pigs.
Investigators: Marshall, C. M., S. A. Lee and H. H. Stein.
Publication: In preparation.

Digestibility of energy and concentrations of digestible and metabolizable energy in 5 sources of extruded full-fat soybeans fed to growing pigs.
Investigators: Ruiz-Arias, N., and H. H. Stein.
Publication: In preparation.

Digestibility of phosphorus in 5 sources of extruded full-fat soybeans fed to growing pigs.
Investigators: Ruiz-Arias, N., S. A. Lee, J. Torres-Mendoza, and H. H. Stein.
Publication: In preparation.

Feed preference of growing pigs fed diets containing different particle size of extruded corn.
Investigators: Marshall, C. M., S. A. Lee, and H. H. Stein.
Publication: In preparation.

Evaluation of plasma products and duration of feeding on weaned piglet growth performance.
Investigators: Lee, S. A., and H. H. Stein.
Publication: NA.

2024

 

Effects of feeding intact protein from soybean meal instead of synthetic amino acids on energy and nitrogen balance by growing pigs.

Investigators: Cristobal, M., S. A. Lee, C. M. Parsons

Publication: J. Anim. Sci. 2025. doi:10.1093/jas/skaf197

 

Standardized total tract digestibility of calcium in limestone, monocalcium phosphate, and dicalcium phosphate without or with microbial phytase fed to growing pigs.

Investigators: Lee, S. A., and J. H. Stein.

Publication: In preparation

 

Concentration of net energy in diets based on corn and soybean meal or corn, soybean meal and crystalline amino acids.

Investigators: Cristobal, M., S. A. Lee, C. M. Parsons

Publication: In preparation

 

Efficiency of commercial enzymes in increasing digestibility of dry matter and dietary fiber using an in vitro procedure.

Investigators: Acosta, J. P., and H. H. Stein.

Publication: In preparation

 

Effects of feeding intact protein from soybean meal instead of crystalline amino acids on growth performance, protein synthesis, and immune system of growing pigs.

Investigators: Cristobal, M., S. A. Lee, C. M. Parsons

Publication: J. Anim. Sci. Submitted. 2025

 

Ileal digestibility of amino acids and starch in diets containing increasing levels of soybean meal instead of synthetic amino acids.

Investigators: Cristobal, M., S. A. Lee, C. M. Parsons

Publication: In preparation

 

Effects of installing a T-cannula in the distal ileum of pigs on energy and nutrient digestibility.

Investigators: Lee, S. A., and H. H. Stein.

Publication: J. Anim. Sci. Vol. 103, Issue Suppl. 1, P. 172 – 173. Abstr. 2025. doi.org/10.1093/jas/skaf102.184

 

Effect of source of limestone and phytase on Ca and P balance in diets fed to young growing pigs.

Investigators: Lee, S. A., and H. H. Stein.

Publication: In preparation

 

Effect of source of limestone and phytase on growth performance and bone ash in young growing pigs.

Investigators: Lee, S. A., and H. H. Stein.

Publication: In Preparation

 

Nitrogen balance of pigs fed diets with different levels of soybean meal.

Investigators: Ibagon, J. A., and H. H. Stein.

Publication: In preparation

 

Standardized ileal digestibility of amino acids in soybean meal produced from low-oligosaccharide varieties of soybeans.

Investigators: Ruiz, N. C., A. P. Mallea, and Hans H Stein.

Publication: NA.

 

Effects of dietary protein concentration and level of soybean meal on growth performance and gut health of pigs.

Investigators: Ibagon, J. A., S. A. Lee, and H. H. Stein.

Publication: In preparation

 

Energy digestibility and metabolizable energy in soybean meal produced from low-oligosaccharide varieties of soybeans.

Investigators: Ruiz, N. C., A. P. Mallea, and Hans H Stein.

Publication: NA.

 

Digestibility of phosphorus in soybean meal produced from low-oligosaccharide varieties of soybeans.

Investigators: Ruiz, N. C., A. P. Mallea, and Hans H Stein.

Publication: NA.

 

Effects of a novel beta-mannanase enzyme on growth performance of weanling pigs.

Investigators: Acosta, J. P., S. A. Lee, and H. H. Stein.

Publication: Transl. Anim. Sci. txaf061. 2025. doi.org/10.1093/tas/txaf061

 

Digestibility of phosphorus in wheat middlings fed to growing pigs.

Investigators: Larsen, C, A. P. Mallea, M. Cristobal, C. D. Espinosa, and H. H. Stein.

Publication: In preparation

 

Indicators of sustainability in pigs fed diets based on soybean meal compared with diets based on canola meal or distillers dried grains with solubles.

Investigators: Ibagon, J. A., S. A. Lee, and H. H. Stein.

Publication: In preparation

 

Metabolizable energy in soybean hulls when fed to growing pigs or sows.

Investigators: Kim, Y., S. A. Lee, and H. H. Stein.

Publication: Transl. Anim. Sci. txaf041. 2025. doi.org/10.1093/tas/txaf041  

 

Effect of inulosucrase on nutrient digestibility in diets fed to growing pigs.

Investigators: Ibagon, J. A., and H. H. Stein.

Publication: NA.

 

Energy equivalency of soybean meal fed to growing pigs.

Investigators: Ibagon, J. A., and H. H. Stein.

Publication: Can. J. Anim. Sci. 105:1-7. dx. 2025. doi.org/10.1139/cjas-2025-0002

 

Barriers to digestibility of amino acids in soybean meal fed to growing pigs.

Investigators: Lee, S. A. and H. H. Stein

Publication: NA.

 

Effects of 1-hydroxycholecalciferol on digestibility of dry matter, energy, calcium, and phosphorus in growing pigs.

Investigators: Jarramillo, J. M. and H. H. Stein

Publ.: NA.

 

Evaluation of plasma products and duration of feeding on growth performance of weanling pigs.

Investigators: Stein, H. H.

Publication: Front. Anim. Sci. In Press.

 

Determine the Efficaciousness of Phyto10 compared to Presan FX on Growth Performance and Fecal Score of Nursery Pigs

Investigators: Lee, S. A., and H. H. Stein.

Publication: NA

 

Effects of 1-hydroxycholecalciferol on growth performance and bone ash concentration in growing pigs.

Investigators: Jarramillo, J. M. and H. H. Stein

Publ.: NA.

 

Growth performance of weanling pigs fed diets supplemented with an organic acid.

Investigators: Lee, S.  A., and H. H. Stein.

Publication: NA

 

Standardized ileal digestibility in diets containing DDGS, canola meal, or soybean hulls.

Investigators: Ibagon, J. A., and H. H. Stein.

Publication: In preparation

 

Growth performance of pigs fed diets containing coated micro minerals.

Investigators: Lee, S.A. and H. H. Stein

Publication: In progress

 

Additivity of effects of 25-hydroxy-vitamin D3 and microbial phytase on digestibility of calcium and phosphorus, serum 25-OH-D3, and bone biomarkers in growing pigs and gestating sows

Investigators: Jaramillo, B. M., S. A. Lee, and H. H. Stein.

Publication: J. Anim. Sci. In Press

 

Apparent total tract digestibility of dry matter and minerals in growing pigs fed diets containing coated micro minerals.

Investigators: Lee, S.A. and H. H. Stein

Publication: In progress

 

Effect of heat treatment of enzyme treated soybean meal on ileal digestibility of amino acids.

Investigators: Torres, L. J., S. A Lee, and H. H. Stein.

Publication: In Progress.

 

Ileal digestibility of amino acids in extruded corn

Investigators: Lee, S. A and H. H. Stein.

Publication: In progress.

 

Growth performance of weanling pigs fed diets containing different sources of copper.

Investigators: Lee, S.A. and H. H. Stein

Publication: NA

 

Effects of different levels of protein intake on nitrogen retention by weanling, growing, and finishing pigs.

Investigators: Ibagon, J. A., S. A. Lee, and H. H. Stein

Publication: In progress

 

Effects of over-heating soybean meal on growth performance of weanling pigs.

Investigators: Torres, L. J., S. A. Lee, and H. H. Stein

Publication: NA

 

Use of hybrid rye in diets for growing and reproducing pigs: A literature review and determination of hybrid rye on net energy and green house emission.

Investigators: Acosta, J. P., S. A. Lee, and H. H. Stein.

Publication: Anim. Feed Sci. Technol. 116442. doi.org/10.1016/j.anifeedsci.2025.116442

 

Effects of hybrid rye on ileal digestibility of starch and amino acids in diets fed to growing pigs.

Investigators: Acoata, J. P., S. A. Lee, and H. H. Stein.

Publication: In preparation

 

Growth performance, blood inositol levels. And immune characteristics of pigs fed diets containing soybean meal and high levels of phytase.

Investigators: Mallea, A. P., S. A. Lee, and H. H. Stein.

Publication: In preparation

 

Effects of installing a T-cannula in the distal ileum of pigs on growth performance during the growing period.

Investigators: Lee, S.A. and H. H. Stein

Publication: J. Anim. Sci. Vol. 103, Issue Suppl. 1, P. 172 – 173. Abstr. 2025. doi.org/10.1093/jas/skaf102.184

 

2025

Impact of protein level of sow reproductive performance.

Investigators: Ibagon, J. A., and H. H. Stein.

Publication: In preparation

 

Determination of net energy and nutrient digestibility in diets containing varying levels of starch.

Investigators: Lee, S. A., and H. H. Stein.

Publication: In preparation

 

Effects of source of micro minerals on mineral digestibility in different phases of gestating

Investigators: Lee, S. A., and H. H. Stein.

Publication: In preparation

 

Determination of standardized ileal digestibility of amino acids in diets containing different levels of starch.

Investigators: Lee, S. A., and H. H. Stein.

Publication: In preparation

 

Digestibility of energy by growing pigs and concentrations of digestible and metabolizable energy in diets containing pistachio blanks  

Investigators: Kim, Y., and H. H. Stein.

Publication: In preparation

 

Efficacy of a novel direct fed microbial when included in diets for weanling pigs.

Investigators: Lee, S.A. and H. H. Stein

Publication: NA

 

Release of phosphorus and inositol from soybean meal by growing pigs fed diets with graded levels of microbial phytase

Investigators: Mallea, A. P., S. A Lee, and H. H. Stein.

Publication: In preparation

 

Effect of Pistachio Shell Powder on Growth Performance of Weanling Pigs

Investigators: Kim, Y., and H. H. Stein.

Publication: In preparation

 

Standardized ileal digestibility of amino acids in pistachio blanks and soybean meal fed to growing pigs

Investigators: Kim, Y., and H. H. Stein.

Publication: In preparation

 

Determination of standardized ileal digestibility (SID) and digestible indispensable amino acid score (DIAAS) values of novel and alternative protein sources and protein-rich ingredients

Investigators: Fanelli, N. S., and H. H. Stein.

Publication: In preparation

 

Effects of a fat emulsifier on growth performance of pigs fed diets containing choice white grease or soybean oil.

Investigators: Lee, S. A, and H. H. Stein.

Publication: DPP, 2025

 

Effects of using Jefo Matrix technology on coenzymes (vitamins), cofactors of enzymes (trace minerals), and enzymes for the optimization of nutrition in nursery pigs

Investigators: Lee, S. A, and H. H. Stein.

Publication: In preparation

 

Evaluation of efficacy of xylanase and beta-glucanase combination on energy digestibility in growing pigs

Investigators: Acosta, J. P., and H. H. Stein.

Publication: In Preparation.

 

Standardized ileal digestibility of amino acids in four sources of egg products and casein fed to weanling pigs

Investigators: Fanelli, N. S., S. A Lee, and H. H. Stein.

Publication: In preparation

 

Effect of zinc source and supplementation levels on growth performance, post-weaning diarrhea, and intestinal health of weanling pigs

Investigators: Lee, S. A, and H. H. Stein.

Publication: NA

 

Effects of a fat emulsifier on digestible and metabolizable energy of corn-soybean meal based diets fed to growing pigs

Investigators: Lee, S. A, and H. H. Stein.

Publication: DPP, 2025

 

Amino acid digestibility in a novel protein ingredient from brewers yeast fed to pigs

Investigators: Ibagon, J. A. and H. H. Stein.

Publication: NA

 

Digestibility of energy and concentrations of digestible and metabolizable energy in high-protein canola meal, conventional canola meal, and soybean meal in diets fed to growing pigs

Investigators: Kim, Y., B. M. Jaramilla, S. A Lee, and H. H. Stein.

Publication: In Preparation

 

Effects of novel microbial phytases on growth performance and bone ash of young growing pigs

Investigators: Mallea, A. P., S. A Lee, and H. H. Stein.

Publication: In preparation

 

Effects of a novel phytase on digestibility of P and Ca in diets fed to young pigs.

Investigators: Mallea, A. P, S. A Lee, and H. H. Stein.

Publication: In preparation.

 

Growth performance of weanling pigs fed enzyme treated soybean meal.

Investigators: Torres, L. J. S. A. Lee, and H. H. Stein

Publication: In preparation.

 

Evaluation of efficacy of xylanase and beta-glucanase combination on energy digestibility in growing pigs

Investigators: Acosta, J. P., and H. H. Stein.

Publication: NA

 

Growth performance of weanling pigs fed diets supplemented with a novel acidifier

Investigators: Mallea, A. P., S. A Lee, and H. H. Stein.

Publication: NA