Biomedical Sciences

Biomedical Sciences Experts

Matthew John Valentine

Biomedical sciences
Ross University School of Veterinary Medicine
Saint Kitts and Nevis


Dr. Mary Anna Thrall was a small animal practitioner for four years after receiving her DVM degree. Following her residency in clinical pathology, she was a faculty member in the Department of Pathology at Colorado State University for 32 years, where she helped train 42 veterinary clinical pathologists. She joined RUSVM in 2010 as a full time Professor of Veterinary Clinical Pathology. She is active in continuing education to veterinarians and pathologists and has provided more than 300 scientific presentations and continuing education programs. She is author or co-author of numerous scientific publications, abstracts, proceedings, and book chapters, and is the primary author of a clinical pathology textbook, Veterinary Hematology and Clinical Chemistry.

Research Interest

lysosomal storage diseases


  • Stimmelmayer R, Stefani LM, Thrall MA, Lander K, Revan F, Miller A, Beckstead R, Gerhold R..Trichomonosis in free-ranging Eurasian collared doves (Streptopelia decaocto) and African collared dove hybrids (Streptopelia risoria) in the Caribbean and description of ITS-1 region genotypes. Avian Dis. 2012 Jun;56(2):441-5. PMID: 22856210

  • Keirstead ND, Brake JW, Griffin MJ, Halliday-Simmonds I, Thrall MA, Soto E: Fatal septicemia caused by the zoonotic bacterium Streptococcus iniae during an outbreak in Caribbean reef fish. Vet Path, June 2013

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