Scott Dee Biographical Sketch

Biographical Sketch – Scott A. Dee

Scott A. Dee Director of Applied Research




University of Minnesota, St. Paul, MN      M.S.       1985 Veterinary Microbiology
University of Minnesota, St. Paul, MN.    D.V.M.       1987 Veterinary Medicine
University of Minnesota, St. Paul, MN     Ph.D      1996 Veterinary Medicine
Diplomate, American College of Veterinary Microbiologists      1993 Bacteriology and Mycology


July 2011-present:   Director of Research, Pipestone Veterinary Services, Pipestone, MN

2005-June 2011:      Professor, Department of Veterinary Population Medicine University of Minnesota College of Veterinary Medicine

1999-2005:              Associate Professor, Department of Veterinary Population Medicine, University of Minnesota College of Veterinary Medicine

1987-1998:              Swine practitioner, Swine Health Center, Morris, MN

1987-present:         Swine consultant, 33 US states and 27 countries

Past president:      American Association of Swine Veterinarians

District 9 Director: American Association of Swine Veterinarians

Council on Biologics and Therapeutic Agents (Microbiology seat): American Veterinary Medical Association

McDonald’s Advisory Group for the Development of the Responsible Antibiotic Use Policy for Pork


Dee S, Niederwerder MC, Edler Roy, Hanson D, Singrey A, Cochrane R, Spronk G, Nelson E. An evaluation of additives for mitigating the risk of virus-contaminated feed using an ice block challenge model. Transbound Emerg Dis doi:10.1111/tbed.13749.

Niederwerder MC, Dee S, Stoian AMM, Constance LA, Olcha M, Petrovan V, Patterson G, Cino G, Rowland RRR. Mitigating the risk of African swine fever virus in feed with antiviral chemical additives. Transbound Emerg Dis 2020. doi:10.1111/tbed.13699.

Dee S, Shah, A, Cochrane R, Clement T, Singrey A, Edler R, Spronk G, Niederwerder M, Nelson E. Use of a demonstration project to evaluate viral survival in feed: Proof of concept. Tranbound Emerg Dis, 2020. doi:10.1111/tbed.13682.

Dee SA, Niederwerder MC, Patterson G, Cochrane R, Jones C, Diel, D, Brockhoff, E, Nelson E, Spronk GD, Sundberg P. The risk of viral transmission in feed: What do we know, what do we do? Tranbound Emerg Dis, 2020. doi: 10.1111/tbed.13606.

Stoian A, Petrovan V, Laconst A, Molch A, Dee S, Diel D, Sheehan M, Rowland R, Patterson G, Niederwerder M. Stability of classical swine fever virus and pseudorabies virus in animal feed ingredients exposed to transpacific shipping conditions. Transbound Emerg Dis 2020.doi: 10.1111/tbed.13498.

Dee Scott, DeJong Jon, Neill Casey, Ratliff Brent, Singrey Aaron, Hansen Ernie, Nelson Eric, Keegan Jason, Gaines Aaron. Inactivation of porcine epidemic diarrhea virus in contaminated swine feed through the inclusion of a dry lactic acid-based product. J Swine Health Prod 2020;28:213-216..

Stoian AMM, Zimmerman J, Ji J, Hefley TJ, Dee S, Diel DG, Rowland RRR, Niederwerder MC. Half-Life of African Swine Fever Virus in Shipped Feed. Emerg Infect Dis. 2019 Dec 17;25(12). doi: 10.3201/eid2512.191002.

Van Der Zande LE, Dunkelberger, JR, Rodenburg TB, Bolhuis JE, Mathur PK, Cairns JW, Keyes MC, Eggert JM, Little EA, Dee SA, Knol EF. Quantifying individual response to PRRSV using dynamic indicators of resilience based on activity. Frontiers in Veterinary Science, 2020. doi:10:3389/fvets.2020.00325.

Patterson G, Niederwerder M, Dee SA. Risks to animal health associated with imported feed ingredients. JAVMA 2019,254,7: 1-2.

Dee SA, Guzman JE, Hanson Dan, Garbes N, Morrison R, Amodi D, Galina Pantoja L.. A randomized controlled trial to evaluate performance of pigs raised in antibiotic-free or conventional production systems following challenge with porcine reproductive and respiratory syndrome virus. PLOS ONE 2018, 13(12): e0208430.

Dee SA, Bauermann F, Niederwerder MC et al. Survival of viral pathogens in animal feed ingredients under transboundary shipping models. PLOS ONE 2018, 13(3): e0194509.

Joshi L, Mohr K, Clement T, Hain K, Myers B, Yaros J, Nelson E, Christopher-Hennings J, Gava D, Schaefer R, Caron L, Dee S, and Diel D. Detection of the Emerging Senecavirus A in Pigs, Mice and Houseflies. J Clin Microbiol 2016, JCM.03390-15.

Dee SA, Neill C, Singrey A, Clement T, Cochrane R, Jones C, Patterson G, Spronk G, Christopher-Hennings, J and Nelson E. Modeling the transboundary risk of feed ingredients contaminated with porcine epidemic diarrhea virus. BMC Vet Res 2016, 12:51.

Dee SA, Neill C, Clement T, Singrey A, Christopher-Hennings J and Nelson E. An evaluation of PEDV survival in individual feed ingredients in the presence or absence of a liquid antimicrobial. Porcine Health Management 2015, 1:9.

Brito B, Dee S, Wayne S, Alvarez J, Perez A. Genetic diversity of PRRS virus collected from air samples in 4 different regions of concentrated swine production during a high incidence season. Viruses 2014,6,4424-4436.

Dee S, Clement T, Schelkopf A, Nerem J, Knudsen D, Hennings J and Nelson E. An evaluation of contaminated complete feed as a vehicle for porcine epidemic diarrhea virus infection of naïve pigs following consumption via natural feeding behavior: Proof of concept. BMC Vet Res 2014,10:176.

Dee SA, Cano JP, Spronk GD, Reicks D, Ruen P, Pitkin A and Polson D. Evaluation of the long-term effect of air filtration on the occurrence of new PRRSV infections in large breeding herds in swine-dense regions. Viruses. 2012; 4:654-662.

Linhares D, Torremorell M, Cano JP and Dee SA. Effect of modified live porcine reproductive and respiratory syndrome (PRRS) vaccine on the shedding of wild-type virus from an endemically infected population of growing pigs. Vaccine doi:10.1016/j.vaccine.2011.10.075.

Pitkin A, Otake S and Dee SA. A one-night downtime period prevents the spread of PRRSV and Mycoplasma hyopneumoniae by personnel and fomites (boots and coveralls)”. Swine Health Prod 2011;19:345-348.

Dee SA, Otake S and Deen J. Use of a production region model to assess the efficacy of various air filtration systems for preventing the airborne transmission of porcine reproductive and respiratory syndrome virus and Mycoplasma hyopneumoniae. Results of a 2-year study Virus Res doi:10.1016/j.virusres.2010.07.022

Dee SA, Otake S, Oliviera S and Deen J. Evidence of long distance airborne spread of porcine reproductive and respiratory syndrome virus and Mycoplasma hyopnuemoniae. Vet Res 2009;40(4)39.

Otake S, Dee S, Corzo C, Oliveira S and Deen J. Long distance airborne transport of viable PRRSV and Mycoplasma hyopneumoniae from a swine population infected with multiple viral variants. Vet Microbiol 2010; 145: 198-208.

Pitkin AN, Deen J and Dee SA. Use of a production region model to assess the airborne spread of porcine reproductive and respiratory syndrome virus. Vet Microbiol doi:10103/j.vetmic.2008.10.1013.

Cho JG, Dee SA, Deen J, Murtaugh MP, and Joo HS. An evaluation of isolate pathogenicity on the transmission of porcine reproductive and respiratory syndrome virus by aerosols. Can J Vet Res 2007;71:23-27.

Dee SA and Molitor TW. Elimination of PRRS virus using a test and removal process.  Vet Rec.1998. 143:474-476.

Dee SA and Joo HS. Clinical investigation of recurrent reproductive failure with PRRS virus in a swineherd. JAVMA. 1994. 204:1017-1018.

Dee SA and Joo HS. Prevention of the spread of PRRS virus in endemically infected pig populations by nursery depopulation. Vet Rec. 1994. 135:6-9.

Dee SA, Joo HS, Henry S, Tokach L, Park BK, Molitor TW, and Pijoan C. Detecting subpopulations after PRRS virus infection in large breeding herds using multiple serologic tests. Swine Health and Production.1996. 4:181-184.



1996 American Association Swine Practitioner of the Year

1996 Allen D. Leman Science in Practice Award

1996 University of Minnesota College of Veterinary Medicine Distinguished Alumni Award

1998 AVMA Practitioner Research Award

1999-2000 University of Minnesota College of Veterinary Medicine Teaching Incentive Awards

2005: University of Minnesota College of Veterinary Medicine Mark of Excellence Award

2005: AASV Howard Dunne Memorial Lecture

2007: University of Minnesota College of Veterinary Medicine Pfizer Award for Research Excellence

2007: Carlos Pijoan lectureship

2010: James Hanson lectureship

2012 : Gustavus Adolphus College Distinguished Alumni Certificate in Veterinary Medicine

2112 : Gustavus Adolphus Sesquicentennial award

2015: Keynote lecture on PEDV, 7th International Symposium on Emerging & Re-Emerging Swine Diseases

2016: AASV Howard Dunne Memorial Award

2018: Recipient of a Warrior Chip from the FBI Weapons of Mass Destruction Directorate.

2019: Master of the Pork Industry



Satoshi  Otake (PhD)           Seth Baker (MS)                      Jennifer Schuerr (MS)                         Maria Pieters (PhD)

Carlos Trincado (MS)         Laura Batista (PhD)                Zhenguo Xiao (PhD)                             Agnes Szaszaek (MS)

Jenny Cho (MS)                   Jean Paul Cano (PhD)            Alvaro Ruiz (PhD)                                   Meggan Bandrick (PhD)

Eduardo Fano (PhD)         Andrea Pitkin (MS)                  Lorenzo Cuatero (MS)                         Erin Little (MS)

Adam Schelkopf (MS)      Daniel Linhares (PhD)             Enrique Mondaca (PhD)                     Carissa Odland (MS)