Peer-reviewed journal articles

Formulating diets based on digestible calcium instead of total calcium does not affect growth performance or carcass characteristics, but microbial phytase ameliorates bone resorption caused by low calcium in diets fed to pigs from 11 to 130 kg

Lagos, L. Vanessa, Su A Lee, Mike R. Bedford, and Hans H. Stein. 2021. Formulating diets based on digestible calcium instead of total calcium does not affect growth performance or carcass characteristics, but microbial phytase ameliorates bone resorption caused by low calcium in diets fed to pigs from 11 to 130 kg. Journal of Animal Science, 2021, Vol. 99, No. 3, 1–11. doi:10.1093/jas/skab057.

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Nutrient digestibility and endogenous protein losses in the foregut and small intestine of weaned dairy calves fed calf starters with conventional or enzyme-treated soybean meal

Ansia, I., H. H. Stein, C. Brøkner, C. A. Hayes, and J. K. Drackley. 2021. Nutrient digestibility and endogenous protein losses in the foregut and small intestine of weaned dairy calves fed calf starters with conventional or enzyme-treated soybean meal. J. Dairy Sci. 104:2979–2995. doi.org/10.3168/jds.2020-18776.

Digestibility and metabolism of copper in diets for pigs and influence of dietary copper on growth performance, intestinal health, and overall immune status: a review

Espinosa, Charmaine D., and Hans H. Stein. 2021. Digestibility and metabolism of copper in diets for pigs and influence of dietary copper on growth performance, intestinal health, and overall immune status: a review. Journal of Animal Science and Biotechnology 12: 13. doi.org/10.1186/s40104-020-00533-3. Link to full text.

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Copper hydroxychloride improves gain to feed ratio in pigs, but this is not due to improved true total tract digestibility of acid hydrolyzed ether extract

Espinosa C. D., R. S. Fry, J. L. Usry, H. H. Stein. 2021. Copper hydroxychloride improves gain to feed ratio in pigs, but this is not due to improved true total tract digestibility of acid hydrolyzed ether extract. Animal Feed Science and Technology 274: 114839. doi.org/10.1016/j.anifeedsci.2021.114839  Link to full text.

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Values for Digestible Indispensable Amino Acid Score (DIAAS) Determined in Pigs Are Greater for Milk Than for Breakfast Cereals, but DIAAS Values for Individual Ingredients Are Additive in Combined Meals

Fanelli, Natalia S., Hannah M. Bailey, Lía V. Guardiola, and Hans H. Stein. 2021. Values for Digestible Indispensable Amino Acid Score (DIAAS) Determined in Pigs Are Greater for Milk Than for Breakfast Cereals, but DIAAS Values for Individual Ingredients Are Additive in Combined Meals. The Journal of Nutrition, first published online, 2021. doi.org/10.1093/jn/nxaa398.

Dietary Organic Acids Modulate Gut Microbiota and Improve Growth Performance of Nursery Pigs

Wei, Xiaoyuan , Kristopher A. Bottoms, Hans H. Stein, Laia Blavi, Casey L. Bradley, Jon Bergstrom, Joshua Knapp, Robert Story, Charles Maxwell, Tsungcheng Tsai, and Jiangchao Zhao. 2021. Dietary Organic Acids Modulate Gut Microbiota and Improve Growth Performance of Nursery Pigs. Microorganisms 2021, 9, 110. doi.org/10.3390/microorganisms9010110.

Effects of a novel E. coli phytase expressed in Pseudomonas fluorescens on growth, bone mineralization, and nutrient digestibility in pigs fed corn–soybean meal diets

Ren, Ping, Laia Blavi, Caroline González-Vega, Yanhong Liu, Deana Hancock, Mercedes Vazquez-Añón, Ferdinando N. Almeida, and Hans H. Stein. 2020. Effects of a novel E. coli phytase expressed in Pseudomonas fluorescens on growth, bone mineralization, and nutrient digestibility in pigs fed corn–soybean meal diets. Transl. Anim. Sci.

Nutritional value of a new source of fermented soybean meal fed to growing pigs

Espinosa, Charmaine D. , Maryane S. F. Oliveira, L. Vanessa Lagos, Terry L. Weeden, Aileen J. Mercado, and Hans H. Stein. 2000. Nutritional value of a new source of fermented soybean meal fed to growing pigs. Journal of Animal Science, 2020, Vol. 98, No. 12, 1–9. doi:10.1093/jas/skaa357. Link to full text.

Effects on nitrogen balance and metabolism of branched-chain amino acids by growing pigs of supplementing isoleucine and valine to diets with adequate or excess concentrations of dietary leucine

Kwon, Woong B., Jose A. Soto, and Hans H. Stein. 2020. Effects on nitrogen balance and metabolism of branched-chain amino acids by growing pigs of supplementing isoleucine and valine to diets with adequate or excess concentrations of dietary leucine. Journal of Animal Science, 2020, Vol. 98, No. 11, 1–10. doi:10.1093/jas/skaa346.

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Concentrations of digestible and metabolizable energy and amino acid digestibility by growing pigs may be reduced by autoclaving soybean meal

Oliveira, M. S. F., M. K. Wiltafsky, S. A. Lee, K. W. Kwon, and H. H. Stein. 2020. Concentrations of digestible and metabolizable energy and amino acid digestibility by growing pigs may be reduced by autoclaving soybean meal. Anim. Feed Sci. Technol. 114621. Link to full text.

Crystalline amino acids do not influence calculated values for standardized ileal digestibility of amino acids in feed ingredients included in diets for pigs

Oliveira, Maryane S. F., Jerubella J. Abelilla, Neil W. Jaworski, John K. Htoo, and Hans H. Stein. 2020. Crystalline amino acids do not influence calculated values for standardized ileal digestibility of amino acids in feed ingredients included in diets for pigs. Journal of Animal Science, 2020, Vol. 98, No. 11, 1–8.  doi:10.1093/jas/skaa333.

Extrusion of soybean hulls does not increase digestibility of amino acids or concentrations of digestible and metabolizable energy when fed to growing pigs

Rodriguez, Diego A., Su A Lee, María R. C. de Godoy, and Hans H. Stein. 2020. Extrusion of soybean hulls does not increase digestibility of amino acids or concentrations of digestible and metabolizable energy when fed to growing pigs. Transl. Anim. Sci. 2020.4:1-9. doi: 10.1093/tas/txaa169. Link to full text.

Effect of torula yeast on growth performance, diarrhea incidence, and blood characteristics in weanling pigs

Espinosa, Charmaine D., L. Vanessa Lagos, and Hans H. Stein. 2020. Effect of torula yeast on growth performance, diarrhea incidence, and blood characteristics in weanling pigs. Journal of Animal Science, 2020, Vol. 98, No. 10, 1–9. doi:10.1093/jas/skaa307. Link to full text.
 

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Short communication: A pilot study to describe duodenal and ileal flows of nutrients and to estimate small intestine endogenous protein losses in weaned calves

Ansia, I., H. H. Stein, C. Brøkner, and J. K. Drackley. 2020. Short communication: A pilot study to describe duodenal and ileal flows of nutrients and to estimate small intestine endogenous protein losses in weaned calves. J. Dairy Sci. 103:9102–9109. doi.org/10.3168/jds.2020-18281.

Digestibility of amino acids, but not fiber, fat, or energy, is greater in cold-fermented, low-oil distillers dried grains with solubles (DDGS) compared with conventional DDGS fed to growing pigs

Rodriguez, Diego A., Su A Lee, and Hans H. Stein. 2020. Digestibility of amino acids, but not fiber, fat, or energy, is greater in cold-fermented, low-oil distillers dried grains with solubles (DDGS) compared with conventional DDGS fed to growing pigs. Journal of Animal Science, 2020, Vol. 98, No. 10, 1–8. doi:10.1093/jas/skaa297.

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Intrinsic phytase in hybrid rye increases the digestibility of phosphorus in corn and soybean meal in diets fed to growing pigs

Archs Toledo, Joan L., Su A Lee, Molly L. McGhee, Gonzalo G. Mateos, and Hans H. Stein. 2020. Intrinsic phytase in hybrid rye increases the digestibility of phosphorus in corn and soybean meal in diets fed to growing pigs. Journal of Animal Science, 2020, Vol. 98, No. 10, 1–6. doi:10.1093/jas/skaa295. Link to full text.

Protein quality in ready-to-use supplementary foods for moderate wasting

Roediger, Rebecca, Hans-Henrik Stein, Meghan Callaghan-Gillespie, Jeffrey Kahn Blackman, Kristin Kohlmann, Kenneth Maleta, Mark Manary. 2020. Protein quality in ready-to-use supplementary foods for moderate wasting. Matern Child Nutr. 2020;e13019. doi.org/10.1111/mcn.13019. Link to the full text.

The direct and difference procedures result in similar estimates for amino acid digestibility in feed ingredients fed to growing pigs

Oliveira, Maryane S. F., John K. Htoo, and Hans H. Stein. 2020. The direct and difference procedures result in similar estimates for amino acid digestibility in feed ingredients fed to growing pigs. Journal of Animal Science, 2020, Vol. 98, No. 8, 1–8. doi:10.1093/jas/skaa225. Link to full text.

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Determination of true ileal amino acid digestibility in the growing pig for calculation of digestible indispensable amino acid score (DIAAS)

Hodgkinson, Suzanne M., Hans H. Stein, Sonja de Vries, Wouter H. Hendriks, and Paul J. Moughan. 2020. Determination of true ileal amino acid digestibility in the growing pig for calculation of digestible indispensable amino acid score (DIAAS). The Journal of Nutrition. First published online, 2020. doi.org/10.1093/jn/nxaa210.

Digestibility of amino acids and concentrations of metabolizable energy and net energy are greater in high-shear dry soybean expellers than in soybean meal when fed to growing pigs

Rodriguez, Diego A., Su A Lee, and Hans H. Stein. 2020. Digestibility of amino acids and concentrations of metabolizable energy and net energy are greater in high-shear dry soybean expellers than in soybean meal when fed to growing pigs. Journal of Animal Science, 2020, Vol. 98, No. 7, 1–8.

doi:10.1093/jas/skaa215. Link to full text.

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