Completed research projects 2023

Go to completed research year 2022

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.

Go to completed research year 2024