September 2021 Lab News


Dr. Stein gave conferences in:

  • September 1 - 2, in Arkansas Nutr. Conf. Rogers, AR. about heat damage, Maillard reactions, and measurement of reactive lysine in feed ingredients and diets.
  • September 13, he gave a talk in Cargill Europe, Rennes France, about use of phytase in diets for pigs.
  • September 14, in Altilis, Rennes, France, Dr. Stein gave a talk about interactions between calcium, phosphorus, and phytase.
  • September 16, in Danisco Iberico, Madrid, Spain, he talked about use of exogenous enzymes in diets for pigs.
  • September 22, Minnesota Nutrition Conference. Mankato, MN. Dr. Stein gave a talk about how carbohydrases may increase energy utilization in diets fed to pigs.
  • September 27, talk in FEDNA and USSEC Europe, Madrid, Spain, about mineral nutrition in diets for young pigs.



Peer-reviewed publications: 

McGhee, Molly L., Hans. H. Stein. 2021. Hybrid rye may replace up to 75% of the corn in diets for gestating and lactating sows without negatively impacting sow and piglet performance. Journal of Animal Science, 2021, Vol. 99, No. 9, 1–9.

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.

Lee, S. A., M. R. Bedford, H. H. Stein. 2021. Comparative digestibility and retention of calcium and phosphorus in normal- and high-phytate diets fed to gestating sows and growing pigs. Animal Feed Science and Technology 280 (2021) 115084.

Fanelli, Natalia S., Hannah M. Bailey, Tyler W. Thompson, Robert Delmore, Mahesh Narayanan Nair, Hans H. Stein. 2021. Digestible indispensable amino acid score (DIAAS) is greater in animal‑based burgers than in plant‑based burgers if determined in pigs. European Journal of Nutrition

Extension Reports: 
Lee, Su A and H. H. Stein. 2021. Ca and P digestibility values aren’t accurate for formulating sow diets. Pork Magazine, On-line edition, Sep. 9, 2021. 

Student Ph.D. Dissertation: 
Vanessa Lagos, 2021. Ph.D. Dissertation: Effects of microbial phytase in pig diets on calcium requirements, post-weaning growth performance, phytate degradation, and nutrient digestibility.