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Photo: Beate Crossley

Beate Crossley- DVM, MPVM, PhD
Associate Professor of Clinical
California Animal Health and Food Safety Lab

Thurman Lab
Davis, CA 95616

+1 530 752 5662


Research Focus

Diagnostics of emerging viral infectious diseases

Specialty Focus

Diagnostic Virology


2001 MPVM Master of Preventive Veterinary Medicine, University of California, Davis, Davis, California
1997 PhD/ vet. Veterinary Virology, University of Wisconsin & Free University of Berlin, University of Wisconsin, Madison
1994 DVM Veterinary Medicine, Free University of Berlin, Berlin, Germany


Diplomate European Union Veterinary Medicine
United States Department of Agriculture - Select Agent Approval
Foreign Animal Disease Training Course, United States Department of Agriculture, Plum Island Animal Disease Center, New York
Real-time rt-PCR Train-the Trainer's Course, Cepheid Smart Cycler Platform for Foot-and-Mouth Disease virus and Classical Swine, Fever virus, United States Department of Agriculture, Animal and Plant Health Inspection Service, Plum Island Animal Disease
High-throughput real time PCR Train-the Trainer's Course, Cepheid Smart Cycler Platform for Foot-and-Mouth Disease virus and Classical Swine, Manhattan, Kansas
National Animal Health Laboratory Network: Training for Foot and Mouth Disease virus, Rinderpest virus and African Swine Fever virus detection using real-time PCR at the Plum Island Animal Disease Center
Media Training Workshop: Working Effectively with the News Media, UC Davis, Davis, CA
Foreign Animal Disease Training Course, United States Department of Agriculture, Plum Island Animal Disease Center, New York
American Association of Laboratory Diagnosticians Auditor training, Las Vegas, NV

Active Research Grants

Principal Investigator, Prevelence, causality, strain identification and co-viral infection pattern of bovine herpervirus-4 among dairy cattle in California, (Principal Investigator),

Co-Investigator, Know your enemy: Pathogenic Variants of Infectious Bronchitis Virus in California, Rodrigo Gallardo (Principal Investigator), Center for Food Animal Health

Principal Investigator, Understanding New Highly Pathogenic Avian Influenza (HPAI) Viruses Affecting the U.S. Poultry Industry and their Persistence, Rodrigo Gallardo (Principal Investigator),

Principal Investigator, Use of water samples from drinking troughs for early identification of infected animals; proof of concept using Orf as a model for Foot-and-Mouth Disease, Sharif Aly (Principal Investigator),

Principal Investigator, Comparision of nasopharyngeal swabs, pharyngeal recess swabs, bronchoalveolar lavage, and transtracheal wash for detecting bacterial and viral pathogens in dairy calves with bovine respiratory disease, Terry Lehenbauer (Principal Investigator), CFAH

Most Recent 10 Publications

  • Link Icon 2015 Loukopoulos P, Bautista AC, Puschner B, Murphy B, Crossley BM, Holser I, Gomes L, Shivaprasad HL, Uzal FA An outbreak of thyroid hyperplasia (goiter) with high mortality in budgerigars (Melopsittacus undulatus) J Vet Diagn Invest,
  • Link Icon 2015 Giannitti F, Diab S, Mete A, Stanton JB, Fielding L, Crossley B, Sverlow K, Fish S, Mapes S, Scott L, Pusterla N Necrotizing Enteritis and Hyperammonemic Encephalopathy Associated With Equine Coronavirus Infection in Equids Vet Pathol,
  • Link Icon 2015 Balasuriya UB, Crossley BM, Timoney PJ A review of traditional and contemporary assays for direct and indirect detection of Equid herpesvirus 1 in clinical samples J Vet Diagn Invest,
  • Link Icon 2015 Carnaccini S, Crossley B, Breitmeyer R, Charlton BR, Bland M, Fowler K, De La Torre F, Torchetti MK, Wong SS, Wilson D, Jones A, Sentíes-Cué CG Diagnosis and Control of a LPAI H5N8 Outbreak in a Japanese Quail (Coturnix coturnix japonica) Commercial Flock in the Central Valley of California Avian Diseases,
  • Link Icon 2015 Eckstrand CD, Woods LW, Diab SS, Crossley BM, Giannitti F Diagnostic exercise: High mortality in a flock of chukar partridge chicks (Alectoris chukar) in California. Veterinary pathology,
  • Link Icon 2014 Van Eenennaam A, Neibergs H, Seabury C, Taylor J, Wang Z, Scraggs E, Schnabel RD, Decker J, Wojtowicz A, Aly S, Davis J, Blanchard P, Crossley B, Rossitto P, Lehenbauer T, Hagevoort R, Chavez E, Neibergs JS, Womack JE. Results of the BRD CAP project: progress toward identifying genetic markers associated with BRD susceptibility Animal Health Research Reviews,
  • Link Icon 2014 Gaudreault NN, Mayo CE, Jasperson DC, Crossley BM, Breitmeyer RE, Johnson DJ, Ostlund EN, MacLachlan NJ, Wilson WC Whole genome sequencing and phylogenetic analysis of Bluetongue virus serotype 2 strains isolated in the Americas including a novel strain from the western United States Journal of Veterinary Diagnostic Investigation,
  • Link Icon 2014 Wong, S, Yoon S, Zanin M, Song M, Oshansky-Weilnau C, Zaraket H, Sonnberg S, Rubrum A, Seiler P, Danner A, Krauss S, Webby R, Crossley B Characterization of a H4N2 virus from quails with a multibasic motif in the hemagglutinin cleavage site Virology,
  • Link Icon 2014 Liang X, Chigerwe M, Hietala S, Crossley B Evaluation of Fast Technology Analysis (FTA) Cards as an Improved Method for Specimen Collection and Shipment Targeting Viruses Associated with Bovine Respiratory Disease Complex J Virol Methods,
  • Link Icon 2014 Foster C, Hoar B, Hessman, B, Crossley B Evaluation of FTA cards for the diagnosis of BVDV infection in beef cattle Bovine Practitioner,

Most Recent 5 Book Chapters

2010 Hietala S, Crossley B: SOP 15. Realtime RT PCR Detection of Influenza Virus Matrix Gene Realtime RT PCR Detection of Velogenic Newcastle Disease Fusion Protein, Ericka A. Pestana, Sandor Belak, Adama Diallo, John R. Crowther, Gerrit J. Viljoen, (ed), Early, Rapid and Sensitive Veterinary Molecular Diagnostics - Real Time PCR Applications. 147-168.

2008 Hietala SK, Crossley BM: Molecular Testing for Infectious Diseases in Cattle, Sheep, and Goats, Bradford P. Smith, (ed), Large Animal Internal Medicine, St Louis, Missouri. 446-450.

2005 Hietala SK, Schikora BM: Bovine viral diarrhea replication. Bovine Viral Diarrhea Virus: Diagnosis, Management, and Control, Goyal and Ridpath, (ed), Bovine Viral Diarrhea Virus: Diagnosis, Management, and Control, Ames, IA. .