Delivering faster answers to more patients
One integrated diagnostics ecosystem
Mayo Clinic Laboratories provides serious or complex laboratory testing to advance patient care worldwide. For over 50 years, we’ve helped physicians answer the toughest clinical questions with confidence and empowered hospitals to elevate care in their communities. Through one integrated diagnostics ecosystem powered by Mayo Clinic, we deliver trusted, timely answers to patients around the globe.
“We focus on delivering accurate and timely results but also serving as a compass for providers and their patients to be connected to the right therapies no matter where they are in the world.”
William Morice II, M.D., Ph.D., president and CEO, Mayo Clinic Laboratories
Patient-centered innovation

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Viral and pharmacogenomic testing help clinicians detect infection early, tailor immunosuppression, and improve long-term outcomes for organ transplant recipients.
As someone affected by chronic liver disease, Susan Parrott knows how it feels to live in uncertainty. But every few months, the anxiety and doubt that shadow her life fade when Mayo Clinic Laboratories test results confirm her condition is in check and she can continue living life on her own terms.
Mayo Clinic Laboratories expanded movement disorders panel better identifies autoimmune conditions. Four recently identified biomarkers — septin-5, septin-7, neurochondrin, and adaptor protein-3B2 — have been added to the panel, and all four have been shown to respond to immunotherapy.
After what looked like a blemish turned out to be angiosarcoma, a rare, life-threatening cancer of the blood vessels, Alison O'Neill was put on an aggressive treatment plan and regenerative approach to healing made possible by the pathologist who first diagnosed her cancer.
Mayo Clinic Laboratories is committed to innovation that provides the right test at the right time for the right patients. That effort always starts with identifying gaps in patient care. Filling those gaps sometimes involves not developing new tests but finding ways to make existing tests more efficient and easier for patients.
For Billy Dowell Jr., a competitive golfer, focus, determination, and course correction are essential to excelling at the sport. These skills, along with routine follow-up care and testing, are also important to navigating a life impacted by multiple chronic autoimmune conditions.
Offering increased sensitivity and improved accuracy, MayoComplete next-generation testing ensures health care providers understand the distinctive genetic features of their patients’ cancer to make informed decisions to guide their care.
Ed Garber spent months in physical and neurological decline while a cohort of care providers and specialists searched for the root cause of his symptoms. That search for answers ended after testing by Mayo Clinic Laboratories gave them the confirmatory diagnosis they needed.
Utilizing testing capabilities of two separate laboratory facilities, Mayo Clinic Laboratories’ new serotonin release assay (SRA) is a gold-standard test supported by decades of clinical hematopathologic experience and advanced mass spectrometry testing.
Since overcoming a life-threatening diagnosis five years ago, Jim Smith has embraced life. But each time he travels to Mayo Clinic for follow-up laboratory testing, a well of emotions rises up to remind him of life’s fragility. Thankfully, through streamlined, accurate testing and top-notch clinical care, those feelings are generally short-lived.
In a groundbreaking study, Mayo Clinic investigators have developed a multiomic molecular method to predict clinical COVID-19 (SARS-CoV-2) outcomes better than traditional cytokines. Using a machine-learning-based prediction model, the team identified 102 biomarkers, which include several novel cytokines and other proteins, lipids, and metabolites. The discovery may help clinicians reliably predict a more severe course of COVID-19 before the patient gets sick enough to be hospitalized. Until now, there have been no biomarkers that can reliably predict which patients are more likely to have severe illness.
Two years ago, when 29-year-old Meckenzie Tinaglia experienced a series of seizure-like events shortly after a cardiac ablation procedure, she knew her heart was to blame. Her local providers, however, weren’t convinced. If not for Mayo Clinic remote cardiac monitoring and the data it provided about Meckenzie’s potentially fatal arrythmia, the busy wife and young mother might not have survived.
By collaborating with Mayo Clinic Laboratories, Morris Hospital & Healthcare Center has been able to expand complex and specialized lab testing in the communities they serve.