Adrian A. Barragan, DVM, MS, PhD

Adrian A. Barragan, DVM, MS, PhD

  • Associate Research Professor
  • Extension Veterinarian
112 Central Milk Testing Lab
University Park, PA 16802

Areas of Expertise

  • Transition cow management
  • Dairy cattle reproduction
  • Farm personnel training and performance
  • Dairy production medicine
  • Cow comfort

Education

  • PhD, Department of Veterinary Preventive Medicine, The
  • Ohio State University, Columbus, OH, 2017
  • MS, Department of Veterinary Preventive Medicine, The
  • Ohio State University, Columbus, OH, 2015
  • DVM, University of La Plata, Faculty of
  • Veterinary Sciences, Buenos Aires, Argentina

Publications

Improving Labor Practices and Worker Retention in U.S. Dairies: Bringing Farmworkers’ Voices to the Front and Center
Journal of Supply Chain Management, Villena, Veronica, Barragan, Adrian, 2026

Prepartum anti-inflammatory treatment in Holstein dairy cattle: Effects on colostrum and pre-weaned calves
ANIMAL: The International Journal f Animal Biosciences, Sorto, Raul, Barragan, Adrian, 2026

“Safety goes out the window when something needs done”: Occupational health and safety risks to U.S.-born, Latino immigrant, and indigenous immigrant farmworkers on Pennsylvania dairy farms
Journal of Rural Studies, Sexsmith, Kathleen, Barragan, Adrian, 2026

Anti-inflammatory treatment at dry-off: Effects on metabolic status in high-priority cow groups – Part II.
2025 ADSA Annual Meeting, Barragan, Adrian, 2025

Anti-inflammatory treatment at dry-off: Effects on milk yield, health and reproductive performance in Holstein dairy cows.
2025 ADSA Annual Meeting, Laundrum, Riley, Barragan, Adrian, 2025

Application of immersive technology and other learning approaches in the wildlife sector.
2025 73rd Annual International Conference of the Wildlife Disease Association, Barragan, Adrian, Barragan, Adrian, 2025

Assessment of the level of satisfaction and preference with immersive educational technologies as a training tool for Spanish-speaking dairy farm workers
2025 ADSA Annual Meeting, Barragan, Adrian, 2025

Association of dry-off cow parameters and metabolic status during the dry and transition periods in Holstein dairy cows.
2025 ADSA Annual Meeting, Barragan, Adrian, 2025

“We’re treated like criminals”: Pennsylvania farm employer perspectives on worker housing.
2025 Rural Sociological Society Annual Conference., Sexsmith, Kathleen, Barragan, Adrian, 2025

Use of intrauterine dextrose as an alternative to systemic antibiotics for treatment of clinical metritis in dairy cattle: a microbiome perspective
Frontiers in Veterinary Science, Lection, Jennine, Van Syoc, Emily, Miles, Asha, Hamilton, Julia, Martinez, Marcela, Bas, Santiago, Silverman, Justin, Barragan, Adrian, Ganda, Erika, 2025

Prepartum anti-inflammatory therapies in Holstein dairy cows blocked by parity and body condition score group: Effects on metabolic stress, systemic inflammation, performance, and health
Journal of Dairy Science, Jimenez, E., Spring, J., Zarei, P., Martinez, M., Sorto, R., Hovingh, E., Lawhead, J., Lection, J., Barragan, A. A., 2024

Prepartum acetylsalicylic acid in over-conditioned and nulliparous cows: Effects on reproductive performance and milk components.
2024 DCRC Annual Meeting, Shabloski, Jimenez, Barragan, Adrian, 2024

Differential effects of prepartum acetylsalicylic acid administration on microbiome composition and volatile fatty acid production in nulliparous and parous cows.
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Effects of postpartum acetylsalicylic acid administration and calcium supplementation on metabolism, inflammation, and health in Holstein dairy cows.
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Effects of prepartum acetylsalicylic acid administration on local reproductive inflammation in postpartum Holstein dairy cattle.
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Metabolic and inflammatory biomarker patterns in high-priority cow groups during the transition period
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Pennsylvania Farmworker Housing Challenges: A Comparison of the Mushroom and Dairy Industries.
2024 Rural Sociological Society Annual Conference., Sexsmith, Kathleen, Barragan, Adrian, 2024

Prepartum acetylsalicylic acid effects on colostrum and passive immune transfer in neonatal Holstein calves.
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Prepartum acetylsalicylic acid effects on growth and health during the preweaning period in Holstein calves.
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Prepartum acetylsalicylic acid effects on metabolic status and systemic inflammation in pre-weaned Holstein calves. J
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Prepartum acetylsalicylic acid in over-conditioned and nulliparous cows: Effects on metabolic stress and inflammatory status.
2024 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2024

Exploring vaginal discharge scoring to assess clinical metritis severity: Comparison between intrauterine dextrose and systemic antibiotics treatments
British Veterinary Journal, Hamilton, J., Jimenez, E., Zarei, P., Lection, J., Sorto, R., Hovingh, E., Martinez, M., Bas, S., Barragan, A. A., 2024

Pre-partum acetylsalicylic acid in dairy cattle: Effects on metabolism, health, and performance.
2024 CRWAD Annual Conference, Barragan, Adrian, 2024

Use of intrauterine dextrose as an alternative to systemic antibiotics for treatment of clinical metritis in dairy cattle: a microbiome perspective
Frontiers in Veterinary Science, Lection, Jennine, Van Syoc, Emily, Miles, Asha, Hamilton, Julia, Martinez, Marcela, Bas, Santiago, Silverman, Justin, Barragan, Adrian, Ganda, Erika, 2024

COVID-19 vaccination on Pennsylvania dairy farms: A comparison of U.S.-born and Latino immigrant worker perspectives
2023 Pennsylvania Public Health Matters! People, Strategies, and Policies to Advance Healthy Communities., Sexsmith, Kathleen, Barragan, Adrian, 2023

Postpartum acetylsalicylic acid administration and calcium supplementation: Effects on clinical health events and milk production
2023 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2023

Prepartum acetylsalicylic acid in high-priority cow groups: Effects on cow health and reproductive performance.
2023 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2023

Prepartum acetylsalicylic acid in high-priority cow groups: Effects on metabolic status, systemic inflammation, and daily milk yield.
2023 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2023

“Baptized by fire”: Occupational health and safety risks to local and immigrant farmworkers on Pennsylvania dairy farms.
85th Annual Meeting of the Rural Sociological Society, Sexsmith, Kathleen, Barragan, Adrian, 2023

Assessment of the effects of prepartum anti-inflammatory therapies on type 1/type 2 immunity ratio using a rapid blood test
JDS Communications, Spring, J., Huo, Q., Jimenez, E., Martinez, M., Zarei, P., Lection, J., Hovingh, E., Lawhead, J., Sorto Cruz, R. H., Barragan, A. A., 2023

Evaluating the effects of a prepartum oral treatment with acetylsalicylic acid on postpartum cow health and milk yield in Holstein dairy cows
2022 ARPAS, Jimenez, Esteban, Barragan, Adrian, 2022

Assessment of human resources practices for English speaking and Spanish-speaking personnel in dairy farms in Pennsylvania.
2022 ADSA Annual Meeting, Martinez, Marcela, Barragan, Adrian, 2022

Assessment of the associations between haptoglobin concentration during the late dry period and calving-related events in dairy cattle
2022 ADSA Annual Meeting, Shabloski, Mikel, Barragan, Adrian, 2022

Assessment of the effects of prepartum anti-inflammatory therapies on body condition score, daily milk yield, and daily rumination time in Holstein dairy cows
2022 ADSA Annual Meeting, Spring, Jacqueline, Barragan, Adrian, 2022

Assessment of the effects of prepartum anti-inflammatory therapies on cow health and reproductive performance in Holstein dairy cows
2022 ADSA Annual Meeting, Jimenez, Esteban, Barragan, Adrian, 2022

Associations between clinical metritis and type 1/type 2 immunity in postpartum Holstein dairy cows
2022 ADSA Annual Meeting, Jimenez, Esteban, Barragan, Adrian, 2022

The effects of administration of acetylsalicylic acid to dairy cows after calving on milk yield and health performance
2022 ADSA Annual Meeting, Piñeiro, Juan, Barragan, Adrian, 2022

Anti-inflammatory therapy and daily milk and rumination
2022 Penn State Extension Annual Conference, Jimenez, Esteban, Barragan, Adrian, 2022

Safety and Covid vaccination differences between Spanish and English speaking workers in PA
2022 Penn State Extension Annual Conference, Martinez, Marcela, Barragan, Adrian, 2022

Body condition in transition cows
Progressive Dairy, Barragan, Adrian, 2021

Assessment of influential factors for scours associated with cryptosporidium sp., rotavirus and coronavirus in calves from argentinean dairy farms
Animals, Bertoni, Emiliano, Barragán, Adrián A., Bok, Marina, Vega, Celina, Martínez, Marcela, Gil, José F., Cimino, Rubén O., Parreño, Viviana, 2021

Association of prepartum lying time with nonesterified fatty acids and stillbirth in prepartum dairy heifers and cows
Journal of Dairy Science, Menichetti, B. T., Piñeiro, J. M., Barragan, A. A., Relling, A. E., Garcia-Guerra, A., Schuenemann, G. M., 2020

Administration of acetylsalicylic acid after parturition in lactating dairy cows under certified organic management: Part II. Biomarkers of nociception, inflammation, and stress
Journal of Dairy Science, Barragan, A. A., Bauman, L. M., Schuenemann, G. M., Velez, J., Lakritz, J., Coetzee, J. F., Gonzalez, J. D.Rozo, Piñeiro, J. M., Menichetti, B., Bas, S., 2020

Administration of acetylsalicylic acid after parturition in lactating dairy cows under certified organic management: Part I. Milk yield, milk components, activity patterns, fertility, and health
Journal of Dairy Science, Barragan, A. A., Bauman, L., da Costa, L., Velez, J., Gonzalez, J. D.Rozo, Schuenemann, G. M., Menichetti, B., Piñeiro, J., Bas, S., 2020

Effects of postpartum acetylsalicylic acid on metabolic status, health, and production in lactating dairy cattle
Journal of Dairy Science, Barragan, A. A., Hovingh, E., Bas, S., Lakritz, J., Byler, L., Ludwikowski, A., Takitch, S., Zug, J., Hann, S., 2020

A field case study: Body condition change and metabolic status of transition cows in a small dairy farm.
2020 ADSA Annual Meeting, Rosales, Mauricio, Barragan, Adrian, 2020

Assessment of the effect of intrauterine dextrose infusion on clinical cure rate, daily milk yield and daily rumination in post-partum dairy cows diagnosed with clinical metritis
2020 ADSA Annual Meeting, Hamilton, Julia, Barragan, Adrian, 2020

Maximizing Feed Intake: Key for Transition Cow Success
Dairy Herd Management, Barragan, Adrian, 2019

Short communication: Assessment of biomarkers of inflammation in the vaginal discharge of postpartum dairy cows diagnosed with clinical metritis
Journal of Dairy Science, Barragan, A. A., Lakritz, J., Carman, M. K., Bas, S., Hovingh, E., Schuenemann, G. M., 2019

Associations of postpartum lying time with culling, milk yield, cyclicity, and reproductive performance of lactating dairy cows
Journal of Dairy Science, Piñeiro, J. M., Menichetti, B. T., Barragan, A. A., Relling, A. E., Weiss, W. P., Bas, S., Schuenemann, G. M., 2019

Associations of pre- and postpartum lying time with metabolic, inflammation, and health status of lactating dairy cows
Journal of Dairy Science, Piñeiro, J. M., Menichetti, B. T., Barragan, A. A., Relling, A. E., Weiss, W. P., Bas, S., Schuenemann, G. M., 2019

Effects of a new preventive strategy with acetylsalicylic acid on daily milk yield, milk conductivity and rumination in dairy cows after calving.
Journal of Dairy Sci, Ludwikowski, A, Barragan, A, Bas, S, Hovingh, Ernest, Takitch, S., Zug, J, Hann, S, 2019

Assessment of daily activity patterns and biomarkers of pain, inflammation, and stress in lactating dairy cows diagnosed with clinical metritis
Journal of Dairy Science, Barragan, A. A., Piñeiro, J. M., Schuenemann, G. M., Rajala-Schultz, P. J., Sanders, D. E., Lakritz, J., Bas, S., 2018

Effects of postpartum acetylsalicylic acid on uterine diseases and reproductive performance in dairy cattle
JDS Communications, Barragan, A. A., Bas, S., Hovingh, Ernest Peter, Byler, L., 2018

Handwritten records: An important tool to monitor health in transition cows
Progressive Dairy, Barragan, Adrian, Rosales, Mauricio, 2018

Effects of oral administration of acetylsalicylic acid on physiological parameters and biomarkers of inflammation, pain and stress in organic dairy cows that experienced vulvar lesion at calving
2018 ADSA Annual Meeting, Barragan, Adrian, 2018

Reference blood parameter for Holstein dairy cows diagnosed with different health events.
2018 ADSA Annual Meeting, Barragan, Adrian, 2018

Assessment of the associations of management practices during the dry period and activity patterns in dairy cattle
2021 ADSA Annual Meeting, Barragan, Adrian, 2018

Effect of prepartum lying time on stillbirth in transition dairy heifers and cows.
2018 ADSA Annual Meeting, Menichetti, Bernardo, Barragan, Adrian, 2018

Assessment of an application for touchscreen devices to record calving-related events in dairy herds and monitor personnel performance
Journal of Dairy Science, Barragan, A. A., Workman, J. D., Bas, S., Proudfoot, K. L., Schuenemann, G. M., 2016