2019 Companion Animal Antibiograms

Antibiograms are cumulative antimicrobial susceptibility test (AST) reports of select bacterial isolates intended to show resistance trends over time. They are useful in monitoring antimicrobial… More

Case study: Tyzzer’s disease

From the June 2020 Newsletter: The other case of neonatal disease is from a 10-day-old female Quarterhorse foal that became recumbent and died after being… More

Senator Bill Bowman

Former North Dakota state senator, Bill Bowman, passed away on Saturday, August 15. Senator Bowman was a major advocate of agriculture in the state of… More

Water pH values for Livestock

This year the North Dakota Veterinary Diagnostic Laboratory (NDSU-VDL) has detected elevated pH values in livestock surface waters, especially in western North Dakota. Generally, the… More

Survey- New immunoassay offerings

The NDSU-VDL is looking to offer new immunoassays for our clients! The test results for these immunoassays would be available same-day for samples received during… More

Coronavirus FAQ

Looking for reliable coronavirus information and safety tips for your pets? Look no further! The U.S. Department of Agriculture (USDA) and Centers for Disease Control… More

Coronavirus updates

Dear Laboratory clients, Due to the increasing risk associated with the ongoing pandemic, the VDL will be closing its lobby to the public and discontinuing… More

Rabies testing

Rabies testing is performed by fluorescent antibody (FA) testing. This test also includes histopathology review by a veterinary pathologist. Please see our test page and… More

Lab Week 2020: April 19-25

Did you know that 60-70% of clinical decisions are made based on laboratory results? Laboratory results help clinicians choose the right treatments at the right… More

VDL to Remain Open

Although the ongoing coronavirus pandemic has the potential to impact testing services offered by the laboratory, the recent changes in the university’s schedule do not… More


From the February 2020 Newsletter: Mycotoxins are detected frequently in feed submitted to the toxicology lab. The 2019 Dakota weather often was challenging: either too… More

February 2020 Newsletter

The first newsletter of 2020 is now available. Click here to read the newest edition of the newsletter or visit our newsletter page for past… More

2019 Bovine Abortions

During 2019, the NDSU-VDL received 112 bovine abortion cases, which included whole fetuses submitted for necropsy and general investigation and tissue samples submitted for general… More

Cold Weather Reminders

With seasonably cold weather in the area, it is important to consider effects of freezing on samples sent to the laboratory for testing. Certain samples… More

Johne’s Season Reminders

Johne's (Mycobacterium avium subsp. paratuberculosis) testing season is upon us, which means it is a good time to share helpful tips to ensure the fastest… More

Serology Test Guide

Proper sample collection and handling practices help to ensure the most accurate test results. View our new Serology Test Guide for information about best practices… More

Rabies Submission Guide

A guide for submission of rabies samples is now available. Sometimes it can be difficult to know which samples would be best for a particular… More

World Rabies Day

September 28 is World Rabies Day. It was started in 2007 to raise awareness of rabies and its continued impact around the world. The incidence… More

Swab sampling tips

When choosing a sample to submit for testing, it is important to remember that tissues, fluids, aspirates or fecal material are always preferable to swabs.… More

Ergot Infected Pasture Grasses

Ergot infected pasture grasses (brome, timothy, wheat, quack grasses) are a problem this year. Ergotty forage grasses are particularly visible along fence lines, in wet… More

Effective June 1, 2019

Requests to correct animal and/or owner information after release of results, requiring us to amend/correct previously distributed reports will result in a $10 form correction… More