Dr. John Haffner

Associate Professor

Dr. John Haffner
(615) 494-8848
Room 101D, Horse Science Center (HSC)
MTSU Box 269, Murfreesboro, TN 37132

Degree Information

  • D.V.M., University of Tennessee, Knoxville (1982)
  • B.S., University of Tennessee, Knoxville (1979)

Areas of Expertise

Memberships and Appointments:
American Veterinary Medicine Association: member
American Board of Veterinary Practitioners: Diplomate in Equine Practice
American Association of Equine Practitioners member
Middle Tennessee Academy of Equine Practitioners: President, 2014-2016
MTSU Agribusiness and Agriscience: Associate Professor
Mongolian School of Veterinary Medicine: Adjunct Professor
MTSU Institutional Animal care and Use Committee:...

Read More »

Memberships and Appointments:
American Veterinary Medicine Association: member
American Board of Veterinary Practitioners: Diplomate in Equine Practice
American Association of Equine Practitioners member
Middle Tennessee Academy of Equine Practitioners: President, 2014-2016
MTSU Agribusiness and Agriscience: Associate Professor
Mongolian School of Veterinary Medicine: Adjunct Professor
MTSU Institutional Animal care and Use Committee: Attending Veterinarian

Research supported by John C. Miller Chair of Equine Reproduction
Spermatogonial Stem Cell transplantation from a horse to a mule
Establishing Normal Blood Steroid Concentrations in Horses
Influence of dietary fat source on reproductive parameters in mares
Establishing normal hematological parameters for Mongolian Horses
Effect of short term intermittent turnout on bone density loss caused by stalling
Effect of vibration plate therapy on bone density
Investigation of the DMRT3 gene in the Mongolian Domestic Horse
Investigation of DMRT3 gene and correlation to gait parameters in the Tennessee Walking Horse
Clinical evaluation of equine chiropractic therapy
The Application of the Self Adjusting Palmar Angle Shoe for the Promotion of Sole Growth in Horse Feet
Effect of a Single Dose of Dexamethasone on Glucose Homeostasis

Research Sponsored by Boehringer Ingelheim Vetmedica Inc.
Comparison of Resting ACTH and Dynamic ACTH Evaluation During Autumn and Non-Autumn Seasons in a Single Herd of Aged Horses
Management of Early Cases of Pituitary Pars Intermedia Dysfunction

Management of early cases of PPID in horses

Changes in adrenocorticotropic hormone levels in equine blood samples with varying durations prior to centrifugation

Seasonal Effects of Resting ACTH in Donkeys

Selected Publications:

Haffner, J.C., Fecteau, K.A., Eiler, H., Tserendorj, T., Hoffman, R.M., and Oliver, J.W. Blood Steroid Concentrations in Domestic Mongolian Horses. Journal of Veterinary Diagnostic Investigation. 22:537-543. 2010

Haffner, J.C., Fecteau, K.A., Eiler, H., Tserendorj, T., Hoffman, R.M., and Oliver, J.W. Effect of a single dose of dexamethasone on glucose homeostasis in healthy horses by using the combined intravenous glucose and insulin test. J Animal Science vol. 87 no. 1 131-135. 2008

Haffner JC, Eiler H, Fecteau KA, Oliver, JW, Hoffman RM. Combined intravenous glucose-insulin test in horses: effect of a single dose of dexamethasone on glucose homeostasis and laminitis risk. Proceedings of the American College of Veterinary Internal Medicine Forum, Seattle, Washington. June 2007, p.602 (Abstract).

Haffner J, Wooten M, Dunson D, Bowers D, Hoffman R. Case Study: The Application of the Self-adjusting Palmar Angle Shoe for the Promotion of Sole Growth in Horse Feet. The Professional Animal Scientist 22 (2006):463-466.

Haffner J, Juergens T, Adilbish M, Establishing Normal Hematological for Mongolian Domestic Horses. Mongolian Veterinary Medicine, 2006 Serial 2 p.15-16.

Haffner JC, Fecteau KA, and Eiler H. Inhibition of Collagenase Breakdown of Equine Corneas by Tetanus Antitoxin, Equine Serum, and Acetylcysteine. Veterinary Ophthalmology. 2003 Mar;6(1) p.67-72.

Haffner JC, Fecteau KA, Held JP, Eiler H. Equine retained placenta: technique for and tolerance to umbilical artery injections of collagenase. Theriogenology. 1998 Mar;49(4):711-6.
Frank LA, Haffner JC, Jull BA. Diffuse systemic sclerosis in a Paso Fino mare. Compend. Cont. Ed. Pract. Vet. 2000 Mar;22(3):274-6.

Fecteau KA, Haffner JC, Eiler H. The potential of collagenase as a new therapy for separation of human retained placenta: hydrolytic potency on human, equine and bovine placentae. Placenta. 1998 Jul-Aug;19(5-6):379-83.

« Read Less

Biography

Dr. Haffner is a native of Middle Tennessee. He graduated from the University of Tennessee College of Veterinary Medicine in 1982. He practiced in the middle Tennessee area for several years and in 2003 joined MTSU where he currently works.

Publications

Haffner, J.C., Fecteau, K.A., Eiler, H., Tserendorj, T., Hoffman, R.M., and Oliver, J.W. Blood Steroid Concentrations in Domestic Mongolian Horses. Journal of Veterinary Diagnostic Investigation. 22:537-543. 2010

Haffner, J.C., Fecteau, K.A., Eiler, H., Tserendorj, T., Hoffman, R.M., and Oliver, J.W. Effect of a single dose of dexamethasone on glucose homeostasis in healthy horses by using the combined intravenous glucose and insulin test. J Animal Science vol. 87 no. 1 131-135. 2...

Read More »

Haffner, J.C., Fecteau, K.A., Eiler, H., Tserendorj, T., Hoffman, R.M., and Oliver, J.W. Blood Steroid Concentrations in Domestic Mongolian Horses. Journal of Veterinary Diagnostic Investigation. 22:537-543. 2010

Haffner, J.C., Fecteau, K.A., Eiler, H., Tserendorj, T., Hoffman, R.M., and Oliver, J.W. Effect of a single dose of dexamethasone on glucose homeostasis in healthy horses by using the combined intravenous glucose and insulin test. J Animal Science vol. 87 no. 1 131-135. 2008

Haffner JC, Eiler H, Fecteau KA, Oliver, JW, Hoffman RM. Combined intravenous glucose-insulin test in horses: effect of a single dose of dexamethasone on glucose homeostasis and laminitis risk. Proceedings of the American College of Veterinary Internal Medicine Forum, Seattle, Washington. June 2007, p.602 (Abstract).

Haffner J, Wooten M, Dunson D, Bowers D, Hoffman R. Case Study: The Application of the Self-adjusting Palmar Angle Shoe for the Promotion of Sole Growth in Horse Feet. The Professional Animal Scientist 22 (2006):463-466.

Haffner J, Juergens T, Adilbish M, Establishing Normal Hematological for Mongolian Domestic Horses. Mongolian Veterinary Medicine, 2006 Serial 2 p.15-16.

Haffner JC, Fecteau KA, and Eiler H. Inhibition of Collagenase Breakdown of Equine Corneas by Tetanus Antitoxin, Equine Serum, and Acetylcysteine. Veterinary Ophthalmology. 2003 Mar;6(1) p.67-72.

Haffner JC, Fecteau KA, Held JP, Eiler H. Equine retained placenta: technique for and tolerance to umbilical artery injections of collagenase. Theriogenology. 1998 Mar;49(4):711-6.
Frank LA, Haffner JC, Jull BA. Diffuse systemic sclerosis in a Paso Fino mare. Compend. Cont. Ed. Pract. Vet. 2000 Mar;22(3):274-6.

Fecteau KA, Haffner JC, Eiler H. The potential of collagenase as a new therapy for separation of human retained placenta: hydrolytic potency on human, equine and bovine placentae. Placenta. 1998 Jul-Aug;19(5-6):379-83.

« Read Less

Research/Scholarly Activity

Research supported by John C. Miller Chair of Equine Reproduction
Spermatogonial Stem Cell transplantation from a horse to a mule
Establishing Normal Blood Steroid Concentrations in Horses
Influence of dietary fat source on reproductive parameters in mares
Establishing normal hematological parameters for Mongolian Horses
Effect of short term intermittent turnout on bone density loss caused by stalling
Effect of vibration plate therapy on bo...

Read More »

Research supported by John C. Miller Chair of Equine Reproduction
Spermatogonial Stem Cell transplantation from a horse to a mule
Establishing Normal Blood Steroid Concentrations in Horses
Influence of dietary fat source on reproductive parameters in mares
Establishing normal hematological parameters for Mongolian Horses
Effect of short term intermittent turnout on bone density loss caused by stalling
Effect of vibration plate therapy on bone density
Investigation of the DMRT3 gene in the Mongolian Domestic Horse
Investigation of DMRT3 gene and correlation to gait parameters in the Tennessee Walking Horse
Clinical evaluation of equine chiropractic therapy
The Application of the Self Adjusting Palmar Angle Shoe for the Promotion of Sole Growth in Horse Feet
Effect of a Single Dose of Dexamethasone on Glucose Homeostasis

Research Sponsored by Boehringer Ingelheim Vetmedica Inc.
Comparison of Resting ACTH and Dynamic ACTH Evaluation During Autumn and Non-Autumn Seasons in a Single Herd of Aged Horses
Management of Early Cases of Pituitary Pars Intermedia Dysfunction

Management of early cases of PPID in horses

Changes in adrenocorticotropic hormone levels in equine blood samples with varying durations prior to centrifugation

Seasonal Effects of Resting ACTH in Donkeys

« Read Less

Creative Activity

Developed a simplied instrument for equine castration

 

Courses

ABAS 3300: Equine Health

ABAS 3310: Animal Care and Welfare

ABAS 3440: Livestock Management

ABAS 4090: Equine Reproductuin and Breeding