Main laboratory Pullman
Histopathology, immunohistochemistry, and necropsy
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Hours (PST): 8 a.m. to 5 p.m. Monday-Friday
Saturdays 8 a.m. to noon deliveries only
Closed Sundays
Contact us 509-335-9696 or
Mailing address: P.O. Box 647034 Pullman, WA 99164-7034

Our laboratory sections in histopathology, immunohistochemistry, and necropsy provide a wide variety of tests for most animal species.


Pathologists perform post-mortem examinations to detect disease and determine the cause of death for a wide range of species.

Please see our sample collection page for specific carcass submission instructions.

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Pathologists examine tissues microscopically to identify diverse causes of disease.

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Pathologists detect infectious agents or cellular markers within tissue using specific antibodies to those substrates to allow for localization and identification of pathogens or determine cell types in tissue sections.

Lab contacts