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


Associate Professor of Clinical Dairy Production Medicine , University of Pennsylvania School of Veterinary Medicine

Clinical Specialties: Population disease management in food animals (bovine - porcine)
Research Areas: Food animal epidemiology, food animal microbiology, methods of population research and logistical regression

Contact Information:
University of Pennsylvania
School of Veterinary Medicine
Department of Clinical Studies
New Bolton Center
382 West Street Road

-Consultation to dairy producers focusing on the health of the farm

-Interest/teaching: nutrition, reproduction, financial analysis, environmental impact

-Maintain/update software utilized by consultants, veterinarians and veterinary students

-Support to industry organizations (financial lending, CPA’s, feed mills, research)

-Dairy Medicine “distance” internship program

-Research support to members of Center for Animal Health and Productivity

Dou Z, Toth JD, Pitta DW, Bender JS, Hennessy ML, Vecchiarelli B, Indugu N, Chen T, Li Y, Sherman R, Deutsch J, Hu B, Shurson GC, Parsons B, Baker LD Proof of concept for developing novel feeds for cattle from wasted food and crop biomass to enhance agri-food system efficiency. Scientific reports 12: , 2022.

Redding LE, Parsons B, Bender JS Educational interventions to address misconceptions about antibiotic residues in milk can alter consumer perceptions and may affect purchasing habits Journal of Dairy Science 104: 11474-11485, 2021.

HA Stefenoni, SW Räisänen, SF Welchez, DE Wasson, CFA Lage, A Melgar, ME Fetter, P Smith, ML Hennessy, B Vecchiarelli, JS Bender, DW Pitta, CL Cantrell, C Yarish, and AN Hristov Effects of the macroalga Asparagopsis taxiformis and oregano leaves on methane emission, rumen fermentation, and lactational performance of dairy cows Journal of Dairy Science (In Press) 104: 4157-4173, 2021.

CFA Lage, SE Raisanen, A Melgar, K Nedelkov, X Chen, J Oh, ME Young, JS Bender, B Vecchiarelli, DW Pitta, AN Hristov Comparison of two sampling techniques for evaluating ruminal fermentation in dairy cows Frontiers in Microbiology 11: , 2021.

M Hennessy, N Indugu, L Redding, B Vecchiarelli, JS Bender, C Pappalardo, JD Toth, S Garapati, DW Pitta Short Communication: Comparison of the fecal bacterial communities in diarrheic and non-diarrheic dairy calves from multiple farms in Southeastern PA. (In Press) Journal of Dairy Science S0022-0302: , 2021.

L Redding, E Huang, J Ryave, T Webb, D Barnhardt, L Baker, JS Bender, M Kristula, D Kelly Clostridiodes difficile on dairy farms and potential risk to dairy farm workers Anaerobe 69: , 2021.

R Goodling, JS Bender, V Ishler, A Sandeen, A Yutzy Dairy Records Analysis Guide Penn State College of Agricultural Sciences/Penn State Extension. : , 2021.

DW Pitta, Indugu N, Toth JD, JS Bender, Baker LD, Hennessy ML, Vecchiarelli B, Aceto H, Zhengxia Dou The distribution of microbiome and resistomes across farm environments in conventional and organic dairy herds in Pennsylvania Environmental Microbiome 15: , 2020.

N Indugu, VK Shabtai, CFA Lage, SE Raisanen, A Melgar, K Nedelkov, X Chen, J Oh, B Vecchiarelli, ML Hennessy, JS Bender, AN Hristov, DW Pitta Comparison of non-invasive sampling techniques to standard cannula sampling method for ruminal microbial analysis Front. Microbiol. : , 2020.

Pitta, DW, Indugu, N, Toth, JD, Bender, JS, Baker, LD, Hennessy, ML, Vecchiarelli, B, Aceto, H, Dou, ZX The distribution of microbiomes and resistomes across farm environments in conventional and organic dairy herds in Pennsylvania Environmental Microbiome 15: , 2020.

DVM (Veterinary Medicine) Iowa State University, 2010

MS (Microbiology/Epidemiology) Iowa State University, 2010

Veterinary Diagnostic and Production Animal Medicine, Iowa State University, Veterinary Diagnostic Laboratory, Ames, IA (2010)
Swine Research Assistant

Veterinary Diagostic Laboratory, Iowa State University, Ames, IA (2010)
Necropsy & Bacteriology Technician

Agricultural Veterinary Associates, Lititz, PA (2010 to 2013)
Associate Veterinarian: Food Animal Practice(Dairy)