Xingen Lei

Animal Science, College of Agriculture and Life Sciences

Contact Information

252 Morrison Hall
Cornell University
Ithaca, NY 14853
p: (607) 254-4703

Xingen Lei

Animal Science, College of Agriculture and Life Sciences


Molecular nutrition of minerals; biotechnology of enzymes and nutrition on health, environment, sustainability, and international development

Current Research Interest

Functional genomics of selenium and antioxidant enzymes in diabetes, obesity, and fatty liver; protein engineering and expression to convert feathers into high-quality protein; development of a new generation of feed protein of defatted microalgae from biofuel production; enrichment of omega-3 fatty acids in chicken and eggs for human health; biofortification of staple crops to fight against global micronutrient deficiencies; empowering US broiler production for transformation and sustainability


American Society of Animal Science Gary L. Cromwell Award for Research in Minerals
Federation of Animal Science Societies American Feed industry Association New Fronteirs in Animal Nutrition Award
American Society of Animal Science Bouffault International Animal Agriculture Award
American Society for Nutrition Milton L. Sunde Award
China’s Ministry of Science and Technology 1000 Talent People Plan Professor
China’s Ministry of Education Changjiang Scholar Professor

Selected Publications

Manor, Meghan L. Theodore J. Derksen, Andrew D. Magnuson, Fahad Raza, and Xin Gen Lei. “Inclusion of Dietary Defatted Microalgae Dose-Dependently Enriches Omega-3 Fatty Acids in Egg Yolk and Tissues of Laying Hens.” The Journal of Nutrition 149, no. 6 (2019): 942-950.

Yun, Jun-Won, Zeping Zhau, Xi Yan, Marko Z. Vatamaniuk, Xin Gen Lei. “Glutathione Peroxidase-1 Inhibits Transcription of Regenerating Islet-Derived Protein-2 in Pancreatic Islets.” Free Radical Biology and Medicine 134 (2019): 385-393.

Cornell Research Website Article

What We Feed Agricultural Animals