Htoo

Effects of supplemental d-methionine in comparison to l-methionine on nitrogen retention, gut morphology, antioxidant status, and mRNA abundance of amino acid transporters in weanling pigs

Espinosa, Charmaine D., John K. Mathai, Laia Blavi, Yanhong Liu, John K. Htoo, J. Caroline Gonzalez-Vega, and Hans H. Stein. 2021. Effects of supplemental d-methionine in comparison to l-methionine on nitrogen retention, gut morphology, antioxidant status, and mRNA abundance of amino acid transporters in weanling pigs. Journal of Animal Science, 2021, Vol. 99, No. 9, 1–10. doi.org/10.1093/jas/skab248.

Keywords: 
Bioavailability, D-methionine, L-methionine, methionine, nitrogen retention, Pigs
Authors: 
Espinosa, Mathai, Blavi, Liu, Htoo, González-Vega, Stein
Publication Type: 
Peer-reviewed journal articles

Optimal tryptophan:lysine Ratio for 25–40 Kg Growing Pigs Fed Diets Containing 35 % Distillers Dried Grains with Solubles

Oliveira, M. S. F., J. K. Htoo, J. C. González-Vega, and H. H. Stein. 2021. Optimal tryptophan:lysine Ratio for 25–40 Kg Growing Pigs Fed Diets Containing 35 % Distillers Dried Grains with Solubles. J.  Anim. Sci. 99(Suppl. 1): 57–58. doi.org/10.1093/jas/skab054.097. (Abstr.). Link to Abstract.

Keywords: 
Tryptophan, Lysine, Growing pigs, Diets, DDGS
Authors: 
Oliveira, Htoo, González-Vega, Stein
Publication Type: 
Abstracts

Effects of D‐methionine compared with L-methionine on N retention, gut morphology and antioxidant status of weaned pigs

Htoo, John K., John Mathai, Laia Blavi, Yanhong Liu, Caroline González-Vega, Hans H. Stein. 2020. Effects of D‐methionine compared with L-methionine on N retention, gut morphology and antioxidant status of weaned pigs. J. Anim. Sci. 98(Suppl. 3): 73.  doi.org/10.1093/jas/skaa054.130. (Abstr.). Link to abstract.

Keywords: 
D-methionine, L-methionine, weaned pigs
Authors: 
Htoo, Mathai, Blavi, Liu, González-Vega, Stein
Publication Type: 
Abstracts

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.

Keywords: 
Amino acid digestibility, crystalline amino acids, Pigs, Standardized ileal digestibility
Authors: 
Oliveira, Abelilla, Jaworski, Htoo, Stein
Publication Type: 
Peer-reviewed journal articles

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.

Keywords: 
Amino acids, difference procedure, Digestibility, direct procedure, Soybean meal, Wheat middlings
Authors: 
Oliveira, Htoo, Stein
Publication Type: 
Peer-reviewed journal articles

Digestibility of amino acids, fiber, and energy by growing pigs, and concentrations of digestible and metabolizable energy in yellow dent corn, hard red winter wheat, and sorghum may be influenced by extrusion

Rodriguez, Diego A., Su A. Lee, Cassandra K. Jones, John K. Htoo, Hans H. Stein. 2020. Digestibility of amino acids, fiber, and energy by growing pigs, and concentrations of digestible and metabolizable energy in yellow dent corn, hard red winter wheat, and sorghum may be influenced by extrusion. Animal Feed Science and Technology 268 (2020) 114602. https://doi.org/10.1016/j.anifeedsci.2020.114602.

Keywords: 
Extrusion, gelatinization, Feed Processing, grains, Starch, swine
Authors: 
Rodriguez, Lee, Jones, Htoo, Stein
Publication Type: 
Peer-reviewed journal articles

Concentration of digestible and metabolizable energy in L-threonine and L-valine biomass products fed to weanling pigs

Oliveira, M. S. F., C. D. Espinosa, J. D. Berrocoso, O. J. Rojas, J. K. Htood H. H. Stein. 2020. Concentration of digestible and metabolizable energy in L-threonine and L-valine biomass products fed to weanling pigs. Animal Feed Science and Technology 263 (2020) 114463. Link to full text.

Keywords: 
Digestibility, Energy, Fish meal, Threonine biomass, Valine biomass
Authors: 
Oliveira, Espinosa, Berrocoso, Rojas, Htoo, Stein
Publication Type: 
Peer-reviewed journal articles

Bioavailability of valine in spray-dried L-valine biomass is not different from that in crystalline L-valine when fed to weanling pigs

Oliveira, Maryane S. F., John K. Htoo, J. Caroline González-Vega, and Hans H. Stein. 2019. Bioavailability of valine in spray-dried L-valine biomass is not different from that in crystalline L-valine when fed to weanling pigs. Journal of Animal Science, 2019, 4227–4234. Link to full text.

Keywords: 
Bioavailability, fermentation biomass, Growth performance, Pigs, valine
Authors: 
Oliveira, Htoo, González-Vega, Stein
Publication Type: 
Peer-reviewed journal articles

Effects of extrusion on nutrient and energy digestibility in cereal grains fed to growing pigs

Rodriguez, D. A., S. A. Lee, C. Jones, J. K. Htoo, and H. H. Stein. 2019. Effects of extrusion on nutrient and energy digestibility in cereal grains fed to growing pigs. In: 6th EAAP International Symposium on Energy and Protein Metabolism and Nutrition, Belo Horizonte, Minas Gerais, Brazil, Sep. 9-12, 2019. Pages 185-186. (Abstr.). Link to full text

Keywords: 
Extrusion, gelatinization, grains, Starch, swine
Authors: 
Rodriguez, Lee, Jones, Htoo, Stein
Publication Type: 
Abstracts

Amino acid digestibility and metabolizable energy in a heating double-low rapeseed meal fed to pigs

Oliveira, M. S. F., J. K. Htoo, M. K. Wiltafsky, J. C. Gonzalez-Vega, and H. H. Stein. 2019. Amino acid digestibility and metabolizable energy in a heating double-low rapeseed meal fed to pigs. In: 6th EAAP International Symposium on Energy and Protein Metabolism and Nutrition, Belo Horizonte, Minas Gerais, Brazil, Sep. 9-12, 2019.

Keywords: 
Metabolizable energy, maillard reactions, Standardized ileal digestibility
Authors: 
Oliveira, Htoo, Wiltafsky, González-Vega, Stein
Publication Type: 
Abstracts

Bioavailability of valine in a fermentation biomass product relative to the bioavailability in crystalline L-valine when fed to weanling pigs

Maryane S. Faria de Oliveira, John K. Htoo, Caroline J. González-Vega, John E. Thomson, Hans H. Stein . Bioavailability of valine in a fermentation biomass product relative to the bioavailability in crystalline L-valine when fed to weanling pigs. Journal of Animal Science, Volume 97, Issue Supplement_2, July 2019, Pages 78–79. (Abstr.). Link to abstract.

Keywords: 
Bioavailability, valine, Performance
Authors: 
Oliveira, Htoo, González-Vega, Thomson, Stein
Publication Type: 
Abstracts

Direct vs. difference method to determine amino acid digestibility in ingredients fed to pigs

Maryane S. Faria de Oliveira, John K. Htoo, Hans H. Stein. 2019. Direct vs. difference method to determine amino acid digestibility in ingredients fed to pigs. Journal of Animal Science, Volume 97, Issue Supplement_2, July 2019, Pages 67–68. (Abstr.). Link to abstract.

Keywords: 
Amino acids, Digestibility, difference method, direct method
Authors: 
Oliveira, Htoo, Stein
Publication Type: 
Abstracts

Crystalline amino acids in diets do not influence calculated values for amino acid digestibility in feed ingredients fed to pigs

Oliveira, S. F. M., J. J. Abelilla, K. J. Htoo, and H. H. Stein. 2018. Crystalline amino acids in diets do not influence calculated values for amino acid digestibility in feed ingredients fed to pigs. 14th International Symposium on Digestive Physiology of Pigs. Adv. Anim. Biosci. Volume 9, Issue S2, 9:S71. (Abstr.). Link to abstract

Keywords: 
Crystalline AA, Digestibility, Feed ingredients, Pigs
Authors: 
Oliveira, Abelilla, Htoo, and Stein
Publication Type: 
Abstracts

Ileal digestibility of amino acids in selected feed ingredients fed to young growing pigs

Casas, G. A., N. W. Jaworski, J. K. Htoo, and H. H. Stein. 2018. Ileal digestibility of amino acids in selected feed ingredients fed to young growing pigs. J. Anim. Sci. 96:2361–2370. Link to abstract

Keywords: 
Amino acid digestibility, Rice bran, Peanut meal, 00-rapeseed meal, 00-rapeseed expellers, Soybean expellers, Cassava meal, Bakery meal
Authors: 
Casas, Jaworski, Htoo, Stein
Publication Type: 
Peer-reviewed journal articles

Effects of various heat treatments on concentrations of digestible and metabolizable energy and on amino acid digestibility in soybean meal fed to growing pigs

Mathai, J. K., J. K. Htoo, M. Wiltafsky, and H. H. Stein. 2018. Effects of various heat treatments on concentrations of digestible and metabolizable energy and on amino acid digestibility in soybean meal fed to growing pigs. J. Anim. Sci. 96(Suppl. 2):25-26 (Abstr.) Link to abstract (.pdf)

Keywords: 
Heat treatment, Digestible energy, Metabolizable energy, Amino acid digestibility, Soybean meal
Authors: 
Mathai, Htoo, Wiltafsky, Stein
Publication Type: 
Abstracts

Effects of dietary fiber on the ideal standardized ileal digestible threonine:lysine ratio for twenty-five to fifty kilogram growing gilts

Mathai, J. K, J. K. Htoo, J. E. Thomson, K. J. Touchette, and H. H. Stein. 2016. Effects of dietary fiber on the ideal standardized ileal digestible threonine:lysine ratio for twenty-five to fifty kilogram growing gilts. J. Anim. Sci. 94:4217-4230. Link to full text (.pdf)

Keywords: 
Dietary fiber, Threonine, Lysine
Authors: 
Mathai, Htoo, Thomson, Touchette, Stein
Publication Type: 
Peer-reviewed journal articles

Effects of dietary fiber on the optimum threonine:lysine ratio for 25- to 50-kg gilts

Mathai, J. K., J. K. Htoo, J. Thomson, K. J. Touchette, and H. H. Stein. 2015. Effects of dietary fiber on the optimum threonine:lysine ratio for 25- to 50-kg gilts. J. Anim. Sci. 93(Suppl. s3):298 (Abstr.) Link to abstract (.pdf)

Keywords: 
Dietary fiber, Threonine, Lysine
Authors: 
Mathai, Htoo, Thomson, Touchette, Stein
Publication Type: 
Abstracts

Effects of balancing crystalline amino acids in diets containing heat-damaged soybean meal or distillers dried grains with solubles fed to weanling pigs

Almeida, F. N., J. K. Htoo, J. Thomson, and H. H. Stein. 2014. Effects of balancing crystalline amino acids in diets containing heat-damaged soybean meal or distillers dried grains with solubles fed to weanling pigs. Animal 8:1594-1602. Link to full text (.pdf)

Keywords: 
Amino acids, Heat damaged soybean meal, Heat damaged distillers dried grains with solubles
Authors: 
AlmeidaFN, Htoo, Stein, Thomson
Publication Type: 
Peer-reviewed journal articles

Digestibility of amino acids in distillers dried grains with solubles produced in Europe from wheat, maize, or mixtures of wheat and maize and fed to growing pigs

Curry, S. M., J. K. Htoo, H. V. Masey O'Neill, and H. H. Stein. 2014. Digestibility of amino acids in distillers dried grains with solubles produced in Europe from wheat, maize, or mixtures of wheat and maize and fed to growing pigs. J. Anim. Sci 92(E-Suppl. 2):643 (Abstr.) Link to abstract (.pdf)

Keywords: 
Amino acid digestibility, Distillers dried grains with solubles
Authors: 
Htoo, Curry, Masey O'Neill, Stein
Publication Type: 
Abstracts

Digestibility by growing pigs of amino acids in heat-damaged sunflower meal and cottonseed meal

Almeida, F. N., J. K. Htoo, J. Thomson, and H. H. Stein. 2014. Digestibility by growing pigs of amino acids in heat-damaged sunflower meal and cottonseed meal. J. Anim. Sci. 92:585-593. Link to full text (.pdf)

Keywords: 
Amino acid digestibility, Sunflower meal, Cottonseed meal, Heat treatment
Authors: 
AlmeidaFN, Htoo, Stein, Thomson
Publication Type: 
Peer-reviewed journal articles

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