Jody L Gookin

Optimization and validation of a TaqMan real-time PCR for the detection of Heterobilharzia americana in dog feces

Aduku, F., Gookin, J. L., Suchodolski, J. S., Poellmann, L. J., Luksovsky, J. L., Verocai, G. G., … Aicher, K. M. (2026, January 30). Veterinary Parasitology, Vol. 1.

Diagnosis and management of gallbladder mucocele formation in dogs

Gookin, J. L., Mathews, K. G., & Seiler, G. (2025, March 19). Journal of the American Veterinary Medical Association, Vol. 263, pp. 777–785.

Gallbladder Mucocele

Gookin, J. L. (2025, May 2). Veterinary Clinics of North America Small Animal Practice, Vol. 55, pp. 665–679.

Optimization and validation of a TaqMan real-time PCR for the detection of Heterobilharzia americana in dog feces

Aduku, F., Gookin, J. L., Suchodolski, J. S., Poellmann, L. J., Luksovsky, J. L., Verocai, G., … Aicher, K. M. (2025, January 1). SSRN Electronic Journal.

Treatment of Feline Lymphocytic Lymphoma/Chronic Inflammatory Enteropathy Complex With Low Dose Abdominal Cavity Radiation Therapy

Gieger, T. L., Nolan, M. W., Gookin, J., & Watson, V. E. (2025, July 29). Veterinary and Comparative Oncology, Vol. 7.

Acquired dysfunction of CFTR underlies cystic fibrosis-like disease of the canine gallbladder

American Journal of Physiology-Gastrointestinal and Liver Physiology, 327(4), G513–G530.

Auranofin is lethal against feline Tritrichomonas foetus in vitro but ineffective in cats with naturally occurring infection

Gookin, J. L., Papich, M. G., Meier, E. K., Enders, J., Stauffer, S. H., Wassack, E. E., & Davidson, G. S. (2024, August 27). Veterinary Parasitology, Vol. 331.

Increased lipogenesis and lipidosis of gallbladder epithelium in dogs with gallbladder mucocele formation

PLOS ONE, 19(6), e0303191.

Gallbladder microbiota in healthy dogs and dogs with mucocele formation

PLOS ONE, 18(2), e0281432.

Histologic characterization of the major duodenal papilla and association with concurrent biliary, pancreatic, and intestinal pathology in cats

Schreeg, M. E., Cullen, J. M., Robertson, J., & Gookin, J. L. (2023, August 10). Veterinary Pathology, Vol. 8.

Microbiome analysis of bile from apparently healthy cats and cats with suspected hepatobiliary disease

Slead, T. S., Callahan, B. J., Schreeg, M. E., Seiler, G. S., Stowe, D. M., Azcarate-Peril, M. A., … Gookin, J. L. (2023, September 13). Journal of Veterinary Internal Medicine, Vol. 9.

Randomized placebo-controlled trial of feline-origin Enterococcus hirae probiotic effects on preventative health and fecal microbiota composition of fostered shelter kittens

Gookin, J. L., Strong, S. J., Bruno-Bárcena, J. M., Stauffer, S. H., Williams, S., Wassack, E., … Davidson, G. (2022, November 17). Frontiers in Veterinary Science, Vol. 9.

Dysbiosis of fecal microbiota in cats with naturally occurring and experimentally induced Tritrichomonas foetus infection

Bierlein, M., Hedgespeth, B. A., Azcarate-Peril, M. A., Stauffer, S. H., & Gookin, J. L. (2021, February 19). PLoS ONE, Vol. 16.

Proteinuria in dogs with gallbladder mucocele formation: A retrospective case control study

Journal of Veterinary Internal Medicine, 35(2), 878–886.

Association of fecal sample collection technique and treatment history with Tritrichomonas foetus polymerase chain reaction test results in 1717 cats

Hedgespeth, B. A., Stauffer, S. H., Robertson, J. B., & Gookin, J. L. (2020, February 10). Journal of Veterinary Internal Medicine.

Comparative Genomics of Atypical Enteropathogenic Escherichia coli from Kittens and Children Identifies Bacterial Factors Associated with Virulence in Kittens

Watson, V. E., Hazen, T. H., Rasko, D. A., Jacob, M. E., Elfenbein, J. R., Stauffer, S. H., & Gookin, J. L. (2020, December 1). Infection and Immunity, Vol. 89.

Perceptions and attitudes of Small Animal Internal Medicine specialists toward the publication requirement for board certification

Birkenheuer, A. J., Royal, K. D., Cerreta, A., Hemstreet, D., Lunn, K. F., Gookin, J. L., & McGarvey, S. (2020, February 7). Journal of Veterinary Internal Medicine.

Influence of the intestinal microbiota on disease susceptibility in kittens with experimentally-induced carriage of atypical enteropathogenic Escherichia coli

Veterinary Microbiology, 231, 197–206.

Interferon-λ3 Promotes Epithelial Defense and Barrier Function Against Cryptosporidium parvum Infection

Cellular and Molecular Gastroenterology and Hepatology, 8(1), 1–20.

Interventions and observations associated with survival of orphaned shelter kittens undergoing treatment for diarrhea

Journal of Feline Medicine and Surgery, 3, 1098612X1984045.

Investigation of adrenal and thyroid gland dysfunction in dogs with ultrasonographic diagnosis of gallbladder mucocele formation

PLOS ONE, 14(2), e0212638.

The effect of enterococci on feline Tritrichomonas foetus infection in vitro

Dickson, R., Vose, J., Bemis, D., Daves, M., Cecere, T., Gookin, J. L., … Tolbert, M. K. (2019, August 20). Veterinary Parasitology, Vol. 273, pp. 90–96.

Antiprotozoal Drugs

In J. E. Riviere & M. G. Papich (Eds.), Veterinary Pharmacology and Therapeutics (10th ed., pp. 1128–1165). Hoboken, NJ: Wiley Blackwell Publishing.

Canine Biliary Mucocele

In J. D. Bonagura & D. Twedt (Eds.), Current Veterinary Therapy XVI (16th ed.). W.B. Saunder’s Co. Philadelphia.

Protozoal Gastrointestinal Disease

In J. D. Bonagura & D. Twedt (Eds.), Current Veterinary Therapy XVI (16th ed.). Philadelphia: W.B. Saunder’s Co.

Qualitative metabolomics profiling of serum and bile from dogs with gallbladder mucocele formation

Gookin, J. L., Mathews, K. G., Cullen, J., & Seiler, G. (2018, January 11). PLoS ONE, Vol. 13.

Trichomonosis

In F. Beugnet, L. Halos, & J. Guillot (Eds.), Textbook of Clinical Parasitology in Dogs and Cats. Zaragoza: Grupo Asís Biomedia.

Association between Gallbladder Ultrasound Findings and Bacterial Culture of Bile in 70 Cats and 202 Dogs

Journal of Veterinary Internal Medicine, 31(5), 1451–1458.

Association of Atypical Enteropathogenic Escherichia coli with Diarrhea and Related Mortality in Kittens

Journal of Clinical Microbiology, 55(9), 2719–2735.

The conundrum of feline trichomonosis: the more we learn the ‘trickier’ it gets

Gookin, J. L., Hanrahan, K., & Levy, M. G. (2017, March 1). Journal of Feline Medicine and Surgery, Vol. 19, pp. 261–274.

Intermittent At-Home Suctioning of Esophageal Content for Prevention of Recurrent Aspiration Pneumonia in 4 Dogs with Megaesophagus

Manning, K., Birkenheuer, A. J., Briley, J., Montgomery, S. A., Harris, J., Vanone, S. L., & Gookin, J. L. (2016, August 3). Journal of Veterinary Internal Medicine, Vol. 30, pp. 1715–1719.

Mechanisms of Tritrichomonas foetus Pathogenicity in Cats with Insights from Venereal Trichomonosis

Journal of Veterinary Internal Medicine, 30(2), 516–526.

Association of Gallbladder Mucocele Histologic Diagnosis with Selected Drug Use in Dogs: A Matched Case‐Control Study

Journal of Veterinary Internal Medicine, 29(6), 1464–1472.

Cyniclomyces guttulatus Infection in Dogs: 19 Cases (2006–2013)

Winston, J. A., Piperisova, I., Neel, J., & Gookin, J. L. (2015, November 25). Journal of the American Animal Hospital Association, Vol. 52, pp. 42–51.

Evaluation of associations among Coxiella burnetii and reproductive abnormalities in cats

Fujishiro, M. A., Scorza, A. V., Gookin, J. L., & Lappin, M. R. (2015, May 5). Journal of Feline Medicine and Surgery, Vol. 18, pp. 344–347.

Excess Secretion of Gel-Forming Mucins and Associated Innate Defense Proteins with Defective Mucin Un-Packaging Underpin Gallbladder Mucocele Formation in Dogs

PLOS ONE, 10(9), e0138988.

Trichomonosis

In F. Beugnet & L. Halos (Eds.), Parasitoses and Vector Borne Diseases of Cats. Lyon, France: Merial.

Cysteine Protease Activity of Feline Tritrichomonas foetus Promotes Adhesion-Dependent Cytotoxicity to Intestinal Epithelial Cells

Tolbert, M. K., Stauffer, S. H., Brand, M. D., & Gookin, J. L. (2014, April 22). Infection and Immunity, Vol. 82, pp. 2851–2859.

Hooking up with some helminths

In E. A. Stone & C. Dewey (Eds.), Sick! Curious tales of pests and parasites we share with animals (pp. 162–166). Guelph, Ontario: Ontario Veterinary College, University of Guelph.

Identification of Parabodo caudatus (class Kinetoplastea) in urine voided from a dog with hematuria

Vandersea, M. W., Birkenheuer, A. J., Litaker, R. W., Vaden, S. L., Renschler, J. S., & Gookin, J. L. (2014, December 18). Journal of Veterinary Diagnostic Investigation, Vol. 27, pp. 117–120.

Recovery of normal esophageal function in a kitten with diffuse megaesophagus and an occult lower esophageal stricture

Schneider, J., Ames, M., DiCicco, M., Savage, M., Atkins, C., Wood, M., & Gookin, J. L. (2014, July 16). Journal of Feline Medicine and Surgery, Vol. 17, pp. 557–561.

Update on treatment of T. foetus and Giardia infections

In J. D. Bonagura & D. C. Twedt (Eds.), Kirk's Current Veterinary Therapy XV (15th ed., p. 528). St. Louis, MO: Elsevier/Saunders.

Infectious diseases of the large intestine

In R. J. Washabau & M. J. Day (Eds.), Canine and Feline Gastroenterology (1st ed., pp. 745–757). St. Louis, MO: Elsevier Saunders.

Mortality in Kittens Is Associated with a Shift in Ileum Mucosa-Associated Enterococci from Enterococcus hirae to Biofilm-Forming Enterococcus faecalis and Adherent Escherichia coli

Ghosh, A., Borst, L., Stauffer, S. H., Suyemoto, M., Moisan, P., Zurek, L., & Gookin, J. L. (2013, August 22). Journal of Clinical Microbiology, Vol. 51, pp. 3567–3578.

Sa1762 Cysteine Proteases of the Enteric Trichomonad Tritrichomonas Foetus Mediate Adhesion to Intestinal Epithelial Cells and Enterocyte Apoptosis

Gastroenterology, 144(5), S-301.

Tu2013 Characterization of Epithelial Cell Loss Due to Cryptosporidium Parvum Infection in a Non-Transformed Porcine Jejunal Enterocyte (IPEC-J2) Cell Line

Gastroenterology, 144(5), S-904-S-905.

Twice-daily dosing of RDZ no longer recommended for treatment of intestinal Tritrichomonas foetus infection

Journal of Feline Medicine and Surgery, 16(2), 198–198.

Feline Tritichomonas foetus adhere to the intestinal epithelium by receptor-ligand-dependent mechanisms

Veterinary Parasitology, 192(1-3), 75–82.

Limited yield of diagnoses of intrahepatic infectious causes of canine granulomatous hepatitis from archival liver tissue

Journal of Veterinary Diagnostic Investigation, 24(5), 888–894.

Mo1784 The In Vivo Transcriptional Response of Intestinal Epithelium to C. Parvum Infection is Dominated by Interferon-Alpha Signaling Pathways

Gastroenterology, 142(5), S-684.

Proteasome Inhibition of Pathologic Shedding of Enterocytes to Defend Barrier Function Requires X-Linked Inhibitor of Apoptosis Protein and Nuclear Factor κB

Gastroenterology, 143(1), 133–144.e4.

Ronidazole pharmacokinetics in cats following delivery of a delayed‐release guar gum formulation

Papich, M. G., LeVine, D. N., Gookin, J. L., Davidson, G. S., Stagner, W. C., & Hayes, R. B. (2012, October 30). Journal of Veterinary Pharmacology and Therapeutics, Vol. 36, pp. 399–407.

Trichomoniasis

In C. E. Green (Ed.), Infectious Diseases of the Dog and Cat (4th ed., pp. 797–801). St. Louis, MO: Elsevier Saunder.

Tu1855 Tritrichomonas Foetus ADHERE to Intestinal Epithelium by Sialic Acid and Cysteine Protease-Dependent Mechanisms

Gastroenterology, 142(5), S-861-S-862.

Acute necrotizing enterocolitis of preterm piglets is characterized by dysbiosis of ileal mucosa-associated bacteria

Gut Microbes, 2(4), 234–243.

NFkB-Mediated Expression of XIAP Inhibits Caspase-3-Dependent Shedding of Intestinal Epithelial Cells in Defense of Barrier Function in Cryptosporidium Parvum Infection

Gastroenterology, 140(5), S-503.

Necrotizing Enterocolitis of Preterm Piglets is Characterized by a Unique Ileum Mucosa-Associated Microbiome

Gastroenterology, 140(5), S-666.

Ronidazole pharmacokinetics after intravenous and oral immediate-release capsule administration in healthy cats

LeVine, D. N., Papich, M. G., Gookin, J. L., Davidson, G. S., Davis, J. L., & Hayes, R. B. (2011, January 16). Journal of Feline Medicine and Surgery, Vol. 13, pp. 244–250.

Species identification of trichomonads and associated coinfections in dogs with diarrhea and suspected trichomonosis

Tolbert, M. K., Leutenegger, C. M., Lobetti, R., Birrell, J., & Gookin, J. L. (2011, December 30). Veterinary Parasitology, Vol. 187, pp. 319–322.

Uropathogenic E. coli Promote a Paracellular Urothelial Barrier Defect Characterized by Altered Tight Junction Integrity, Epithelial Cell Sloughing and Cytokine Release

Journal of Comparative Pathology, 147(1), 11–19.

Assessment of reproductive tract disease in cats at risk for Tritrichomonas foetus infection

Gray, S. G., Hunter, S. A., Stone, M. R., & Gookin, J. L. (2010, January 1). American Journal of Veterinary Research, Vol. 71, pp. 76–81.

Autocrine Effects of Interleukin-6 Mediate Acute-Phase Proinflammatory and Tissue-Reparative Transcriptional Responses of Canine Bladder Mucosa

Infection and Immunity, 79(2), 708–715.

Documentation of In Vivo and In Vitro Aerobic Resistance of Feline Tritrichomonas foetus Isolates to Ronidazole

Gookin, J. L., Stauffer, S. H., Dybas, D., & Cannon, D. H. (2010, May 17). Journal of Veterinary Internal Medicine, Vol. 24, pp. 1003–1007.

Fluorescence in situ hybridization for identification of Tritrichomonas foetus in formalin-fixed and paraffin-embedded histological specimens of intestinal trichomonosis

Gookin, J. L., Stone, M. R., Yaeger, M. J., Meyerholz, D. K., & Moisan, P. (2010, April 19). Veterinary Parasitology, Vol. 172, pp. 139–143.

In Situ Molecular Diagnosis and Histopathological Characterization of EnteroadherentEnterococcus hiraeInfection in Pre-Weaning-Age Kittens

Nicklas, J. L., Moisan, P., Stone, M. R., & Gookin, J. L. (2010, June 3). Journal of Clinical Microbiology, Vol. 48, pp. 2814–2820.

Lymphocytes and not IFN-γ mediate expression of iNOS by intestinal epithelium in murine cryptosporidiosis

Nordone, S. K., & Gookin, J. L. (2010, March 29). Parasitology Research, Vol. 106, pp. 1507–1511.

Outcome assessment of a computer-animated model for learning about the regulation of glomerular filtration rate

Gookin, J. L., McWhorter, D., Vaden, S., & Posner, L. (2010, June 1). AJP Advances in Physiology Education, Vol. 34, pp. 97–105.

An Animated Model of Reticulorumen Motility

Gookin, J. L., Foster, D. M., Harvey, A. M., & McWhorter, D. (2009, December 1). Journal of Veterinary Medical Education, Vol. 36, pp. 444–450.

Antiprotozoal Drugs

In J. E. Riviere & M. G. Papich (Eds.), Veterinary Pharmacology and Therapeutics (9th ed., pp. 1145–1179). Ames, Iowa: Blackwell Publishing.

Hereditary 1,25-Dihydroxyvitamin D-Resistant Rickets in a Pomeranian Dog Caused by a Novel Mutation in the Vitamin D Receptor Gene

LeVine, D. N., Zhou, Y., Ghiloni, R. J., Fields, E. L., Birkenheuer, A. J., Gookin, J. L., … Feldman, D. (2009, October 27). Journal of Veterinary Internal Medicine, Vol. 23, pp. 1278–1283.

Observed occurrence of Tritrichomonas foetus and other enteric parasites in Australian cattery and shelter cats⋆

Bissett, S. A., Stone, M. L., Malik, R., Norris, J. M., O'Brien, C., Mansfield, C. S., … Gookin, J. L. (2009, March 14). Journal of Feline Medicine and Surgery, Vol. 11, pp. 803–807.

Tritrichomonas

In J. D. Bonagura, D. C. Twedt, & R. W. Kirk (Eds.), Kirk's current veterinary therapy. XIV (14th ed., pp. 509–512). St. Louis, MO: Elsevier Saunders.

Tritrichomonas foetus: A new agent of feline diarrhea

Compendium-Continuing Education for Veterinarians, 31(8), 374-.

Evaluation of Four DNA Extraction Methods for the Detection of Tritrichomonas Foetus in Feline Stool Specimens by Polymerase Chain Reaction

Stauffer, S. H., Birkenheuer, A. J., Levy, M. G., Marr, H., & Gookin, J. L. (2008, September 1). Journal of Veterinary Diagnostic Investigation.

Feline diarrhoea associated withTritrichomonascf.foetusandGiardiaco‐infection in an Australian cattery

Bissett, S. A., Gowan, R. A., O’Brien, C. R., Stone, & Gookin, J. L. (2008, October 26). Australian Veterinary Journal, Vol. 86, pp. 440–443.

Induction of Arginase II by Intestinal Epithelium Promotes the Uptake of L‐Arginine From the Lumen ofCryptosporidium parvum–infected Porcine Ileum

Gookin, J. L., Stauffer, S. H., & Stone, M. R. (2008, October 1). Journal of Pediatric Gastroenterology and Nutrition, Vol. 47, pp. 417–427.

Oral Delivery of L-arginine Stimulates Prostaglandin-dependent Secretory Diarrhea in Cryptosporidium parvum–infected Neonatal Piglets

Journal of Pediatric Gastroenterology and Nutrition, 46(2), 139–146.

T1250 Luminal Uptake of L-Arginine By C. Parvum Infected Porcine Ileum Is Promoted By Epithelial Induction of Arginase II and Stimulates Prostaglandin-Dependent Secretory Diarrhea

Gastroenterology, 134(4), A-515-A-516.

The density of small tight junction pores varies among cell types and is increased by expression of claudin-2

Journal of Cell Science, 121(3), 298–305.

Efficacy of tinidazole for treatment of cats experimentally infected with Tritrichomonas foetus

Gookin, J. L., Stauffer, S. H., Coccaro, M. R., Poore, M. F., Levy, M. G., & Papich, M. G. (2007, October 1). American Journal of Veterinary Research, Vol. 68, pp. 1085–1088.

Optimization of a species-specific polymerase chain reaction assay for identification of Pentatrichomonas hominis in canine fecal specimens

Gookin, J. L., Stauffer, S. H., Coccaro, M. R., Marcotte, M. J., & Levy, M. G. (2007, July 1). American Journal of Veterinary Research, Vol. 68, pp. 783–787.

Restoration of Barrier Function in Injured Intestinal Mucosa

Physiological Reviews, 87(2), 545–564.

Efficacy of Ronidazole for Treatment of Feline Tritrichomonas Foetus Infection

Gookin, J. L., Copple, C. N., Papich, M. G., Poore, M. F., Stauffer, S. H., Birkenheuer, A. J., … Levy, M. G. (2006, January 1). Journal of Veterinary Internal Medicine, Vol. 20, pp. 536–543.

Identification of Pentatrichomonas hominis in feline fecal samples by polymerase chain reaction assay

Gookin, J. L., Stauffer, S. H., & Levy, M. G. (2006, November 29). Veterinary Parasitology, Vol. 145, pp. 11–15.

Neutrophils Do Not Mediate the Pathophysiological Sequelae of Cryptosporidium parvum Infection in Neonatal Piglets

Zadrozny, L. M., Stauffer, S. H., Armstrong, M. U., Jones, S. L., & Gookin, J. L. (2006, September 20). Infection and Immunity, Vol. 74, pp. 5497–5505.

Trichomoniasis

In C. E. Green (Ed.), Infectious Diseases of the Dog and Cat (3rd ed., pp. 740–744). St. Louis, MO: Saunder/Elsevier.

Histologic Features Associated with Tritrichomonas foetus-induced Colitis in Domestic Cats

Yaeger, M. J., & Gookin, J. L. (2005, November 1). Veterinary Pathology, Vol. 42, pp. 797–804.

Local Peroxynitrite Formation Contributes to Early Control of Cryptosporidium parvum Infection

Gookin, J. L., Allen, J., Chiang, S., Duckett, L., & Armstrong, M. U. (2005, June 22). Infection and Immunity, Vol. 73, pp. 3929–3936.

MOLECULAR CHARACTERIZATION OF TRICHOMONADS FROM FECES OF DOGS WITH DIARRHEA

Gookin, J. L., Birkenheuer, A. J., John, V. S., Spector, M., & Levy, M. G. (2005, August 1). Journal of Parasitology, Vol. 91, pp. 939–943.