New Bolton Center Kennett Square, PA
Emergencies & Appointments:
Ryan Hospital Philadelphia, PA


Assistant Professor of Population Medicine, Sustainable Agriculture, and Food Security, University of Pennsylvania School of Veterinary Medicine

Research Areas: Bovine Metabolism, Health, Metabolism

Contact Information:

Elucidating the roles of ketones on metabolism and health of dairy cows during the periparturient period.

Developing nutritional strategies to optimize health and lifespan of modern dairy cows with emphasis on the metabolic-immune axis.

Identification of nutritional and metabolic interplays influencing bovine milk composition at the milk fat globular membrane for the maximization of its nutraceutical potential.

Ruiz-González, A, Rico, DE, Rico, JE Modulation of Fecal Metabolites by Heat Stress and Diet, and Their Association with Inflammation and Leaky Gut Markers in Dairy Cows Metabolites 12: , 2022.

Ruiz-González, A, Ramírez-Mella, M, Rico, DE, Rico, JE The nutritional induction of episodic hyperketonemia in dairy cows: A randomized controlled trial Journal Of Dairy Science 105: 108, 2022.

Ruiz-Gonzalez, A, Ramirez-Mella, M, Chouinard, PY, Gervais, R, Rico, JE, Rico, DE Abomasally infused fish oil partially alleviates hyperthermia and modulates insulin responsiveness in dairy cows under heat stress Journal Of Dairy Science 105: 108-109, 2022.

Rico, JE, Sandri, EC, Sarmiento, AC, Lévesque, J, Kenéz, A, Rico, DE Modulation of Plasma and Milk Sphingolipids in Dairy Cows Fed High-Starch Diets Metabolites 11: , 2021.

Myers, WA, Wang, FR, Chang, C, Davis, AN, Rico, JE, Tate, BN, France, TL, Wang, LF, McFadden, JW Intravenous trimethylamine N-oxide infusion does not modify circulating markers of liver health, glucose tolerance, and milk production in early-lactation cows Journal Of Dairy Science 104: 9948-9955, 2021.

Davis, AN, Myers, WA, Rico, JE, Wang, LF, Chang, C, Richards, AT, Moniruzzaman, M, Haughey, NJ, McFadden, JW Effects of serine palmitoyltransferase inhibition by myriocin in ad libitum-fed and nutrient-restricted ewes Journal Of Animal Science 99: , 2021.

Rico, JE, Myers, WA, Javaid, A, Gervais, R, McFadden, JW Effects of abomasal infusions of fatty acids and 1-carbon donors on apparent fatty acid digestibility and incorporation into milk fat in cows Journal Of Dairy Science 104: 6677-6687, 2021.

Rico, JE, Samii, SS, Zang, Y, Deme, P, Haughey, NJ, Grilli, E, McFadden, JW Characterization of the Plasma Lipidome in Dairy Cattle Transitioning from Gestation to Lactation: Identifying Novel Biomarkers of Metabolic Impairment Metabolites 11: , 2021.

Fontoura, ABP, Rico, JE, Davis, AN, Myers, WA, Tate, BN, Gervais, R, McFadden, JW Effects of dietary deoiled soy lecithin supplementation on milk production and fatty acid digestibility in Holstein dairy cows Journal Of Dairy Science 104: 1823-1837, 2021.

Wang, F, Rico, JE, Fontoura, ABP, Gervais, R, McFadden, JW Effects of dietary deoiled soy lecithin supplementation on circulating choline and choline metabolites, and the plasma phospholipid profile in Holstein cows fed palm fat Journal Of Dairy Science 104: 1838-1845, 2021.