Thomas Denagamage

Thomas Denagamage,

Clinical Assistant Professor

Department: Large Animal Clinical Sciences
Business Phone: (352) 294-4314
Business Email:

Research Profile

Teaching and Research Interests

–Principles of epidemiology and epidemiological methods in population research

–Evidence-based veterinary medicine; systematic reviews and meta-analysis

–Epidemiology of infectious diseases in livestock and poultry with emphasis on Salmonella

–Emergence of antimicrobial resistance with emphasis on resistance to extended-spectrum cephalosporins


Complete Genome Sequence of Campylobacter hepaticus Strain UF2019SK1, Isolated from a Commercial Layer Flock in the United States.
Microbiology resource announcements. 10(12) [DOI] 10.1128/MRA.01446-20. [PMID] 33766908.
Antimicrobial Resistance in Fecal Escherichia coli and Salmonella enterica from Dairy Calves: A Systematic Review
Foodborne Pathogens and Disease. 16(1):23-34 [DOI] 10.1089/fpd.2018.2529. [PMID] 30481058.
Detection of CTX-M-1 extended-spectrum beta-lactamase among ceftiofur-resistant Salmonella enterica clinical isolates of poultry.
Journal of veterinary diagnostic investigation : official publication of the American Association of Veterinary Laboratory Diagnosticians, Inc. 31(5):681-687 [DOI] 10.1177/1040638719864384. [PMID] 31342869.
Prevalence of enteric non-typhoidal Salmonella in humans in the Middle East and North Africa: A systematic review and meta-analysis
Zoonoses and Public Health. 66(7):701-728 [DOI] 10.1111/zph.12631. [PMID] 31313525.
Prevalence of enteric non-typhoidal Salmonella in humans in the Middle East and North Africa: A systematic review and meta-analysis.
Zoonoses and public health. 66(7):701-728 [DOI] 10.1111/zph.12631. [PMID] 31313525.
A Retrospective Study of Salmonella Enteritidis Isolated from Commercial Layer Flocks.
Avian diseases. 61(3):330-334 [DOI] 10.1637/11590-011817-RegR. [PMID] 28956999.
Longitudinal Monitoring of Successive Commercial Layer Flocks for Salmonella enterica Serovar Enteritidis.
Foodborne pathogens and disease. 13(11):618-625 [PMID] 27792449.
View on: PubMed
Risk Factors Associated With Salmonella in Laying Hen Farms: Systematic Review of Observational Studies.
Avian diseases. 59(2):291-302 [DOI] 10.1637/10997-120214-Reg. [PMID] 26473681.
On-farm risk factors for Salmonella Enteritidis contamination
Journal of Applied Poultry Research. 23(2):345-352
Process mapping the prevalence of Salmonella contamination on pork carcass from slaughter to chilling: a systematic review approach.
Foodborne pathogens and disease. 9(5):386-95 [DOI] 10.1089/fpd.2011.1040. [PMID] 22551098.
Using the systematic review methodology to evaluate factors that influence the persistence of influenza virus in environmental matrices.
Applied and environmental microbiology. 77(3):1049-60 [DOI] 10.1128/AEM.02733-09. [PMID] 21148699.
The association between sub-therapeutic antibiotics and Salmonella Typhimurium in market-weight swine: a systematic review and summation of evidence from 1950 to 2007.
Zoonoses and public health. 57(7-8):e14-22 [DOI] 10.1111/j.1863-2378.2010.01331.x. [PMID] 20492478.
Feeding management practices and feed characteristics associated with Salmonella prevalence in live and slaughtered market-weight finisher swine: a systematic review and summation of evidence from 1950 to 2005.
Preventive veterinary medicine. 87(3-4):213-28 [DOI] 10.1016/j.prevetmed.2008.06.017. [PMID] 18667253.
Efficacy of vaccination to reduce Salmonella prevalence in live and slaughtered swine: a systematic review of literature from 1979 to 2007.
Foodborne pathogens and disease. 4(4):539-49 [PMID] 18041963.
View on: PubMed
Prevalence of calves persistently infected with bovine viral diarrhea virus in beef cow-calf herds enrolled in a voluntary screening project.
Journal of the American Veterinary Medical Association. 230(11):1691-6 [PMID] 17542740.
View on: PubMed


Doctor of Philosophy
2016 · Pennsylvania State University
Master of Science
2008 · Iowa State University
Bachelor of Veterinary Science
1992 · University of Peradeniya

Teaching Profile

Courses Taught
VME6934 Topics in Veterinary Medical Sciences
VEM5991 Clkship Indiv Invest
VME6771 Veterinary Epidemiologic Research
VME6070 Systematic Review and Meta-Analysis for Biomedical Research

Contact Details

(352) 294-4314

University of Florida


As part of both the Institute of Food and Agricultural Sciences and UF Health, Veterinary Medicine is dedicated to advancing animal, human and environmental health through teaching, research, extension and patient care.



Animal Hospitals

Need animal care? Visit the UF Small Animal and Large Animal Hospitals. From dogs, cats, birds and exotics to horses, cattle, llamas, pigs and many other large farm or food animals, our experienced veterinarian staff is ready to assist.

Animal Airwaves

Syndicated Podcast

Animal Airwaves

Animal Airwaves is a daily radio series that features one-minute segments relating to animal health, ranging from insights into animal behavior to veterinary patient care breakthroughs and trends.

Animal Airwaves