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Who we are

The North Dakota State University Veterinary Diagnostic Laboratory is an AAVLD accredited, full service laboratory offering toxicology, bacteriology, virology, molecular diagnostic, clinical and anatomic pathology, parasitology and serology testing services to veterinarians and the general public.

Our Mission

The primary mission of the laboratory is to provide reliable testing and diagnostic support services to veterinarians, animal owners, producers and the public health sector. The laboratory is a level II member of the National Animal Health Laboratory Network (NAHLN).

NDSU Veterinary Diagnostic Lab Exterior

Client Portal

Access your online account 24/7.

Client Portal
Person doing histology test

Sample Submission

Submitting a sample for testing? Select one of the links below for information about how to submit the sample to our laboratory.

Dropping off a sample? Shipping a sample?
NDSU Veterinary Diagnostic Lab- Office Interior

Featured News Story

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Veterinary Diagnostic Lab Team standing next to lab equipment

Recent News

November 12, 2026

VDL Manuscript Collaboration Earns Top Award

A recent NDSU Veterinary Diagnostic Laboratory collaboration, a paper titled "Marked neurotropism and potential adaptation of H5N1 clade 2.3.4.4.b virus in naturally infected domestic cats," received the 2025 Best Paper Award from the Emerging Microbes and Infection Journal.

Heidi Pecoraro and Brett Webb Headshots
November 12, 2026

Mostrom Retires - August 7, 2026

After an incredible career dedicated to animal health and veterinary toxicology, we are celebrating the retirement of one of the NDSU VDLs experts, Dr. Michelle Mostrom.

Dr. Michelle Mostrom standing with four colleagues
November 12, 2026

Welcome, Dr. Fisher!

You may have noticed a new name on your diagnostic reports over the past month. Brett Fisher, DVM, DACVP, joined the NDSU VDL in late September as our new veterinary anatomic pathologist.

Dr Brett Fisher Headshot Teaser

Contact Us

We are open 8 a.m. to 5 p.m. Monday through Friday.

After-Hours

An after-hours depository is available for samples and small carcasses that do not require a hoist. The NDSU VDL’s after hours and emergency response is limited to significant death loss events and high consequence diseases that are reportable to the North Dakota Board of Animal Health (ND BoAH). The lab performs emergency and weekend service in consultation with the ND BoAH.

We welcome all comments on the services we provide. If you have questions or comments, please get in touch with us using the link below.

Contact the Veterinary Diagnostic Lab