Setting the global standard of diagnostic care
At Mayo Clinic Laboratories, we believe all patients deserve access to world-class diagnostic care. We work with hospitals and healthcare providers around the world to deliver unparalleled expertise and innovative diagnostic evaluations that solve the most complicated cases.
Fully integrated with Mayo Clinic and backed by more than 150 years of clinical experience, Mayo Clinic Laboratories was built upon a tradition of knowledge sharing to improve healthcare around the world. When you work with us, you gain access to the world’s most sophisticated test menu, world-renowned experts, and educational opportunities to strengthen your practice, advance knowledge, and improve patient outcomes.
Focused on quality
At Mayo Clinic Laboratories, test development is based on patient need and guided by quality management protocols modeled on standards and guidelines from the Clinical and Laboratory Standards Institute. Our extensive test validation includes a breadth of specimens with rare abnormalities. Our laboratories are CLIA-certified and CAP-accredited, and we participate in U.S. and international proficiency programs.
Commitment to education
The exchange of knowledge is a founding principle of Mayo Clinic. In this tradition, we provide a wide range of educational offerings to help our clients increase understanding.
- Regionally based clinical specialists guide best practices through physician education.
- Access to Mayo Clinic Laboratories education and insight articles.
- Many courses offer CME credits.
- Online trainings are available, such as “Dangerous Goods Shipping,” with printable certificates.
Enhanced patient outcomes
Mayo Clinic Laboratories is dedicated to the health and well-being of our patients, which means helping providers deliver care in their local settings through the utilization of our comprehensive subspecialty test menu. Our mission is grounded in our belief that the patient’s needs are paramount, and our clients receive access to:
- Expert-developed algorithms that ensure the right patient receives the right test.
- Testing for rare and complex conditions, with some of that testing exclusive to Mayo Clinic Laboratories.
- Expeditious results due to continuous test processing.
“We treat all of the specimens we receive with the same high degree of care and quality, regardless of where the sample is coming from. We could be testing a sample from a patient that lives in Rochester, Minnesota, or from someone that lives halfway across the world.”
Bobbi Pritt, M.D., Director of the Clinical Parasitology Laboratory

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In this episode of “Answers From the Lab,” host Bobbi Pritt, M.D., chair of the Division of Clinical Microbiology at Mayo Clinic, and William Morice II, M.D., Ph.D., CEO and president of Mayo Clinic Laboratories, discuss troublesome organisms making headlines.
The following list includes updates posted to mayocliniclabs.com during the month of July.
In this month’s “Hot Topic,” Julia Lehman, M.D., discusses a recent change to the direct immunofluorescence assay, specifically the addition of the IgG4 conjugate.
Mayo Clinic is harnessing the extraordinary potential of digital pathology through a robust initiative that’s using the technology to enhance patient care. Mayo’s Dermatology Department is an early adopter, and clinicians, students, and patients are all reaping the benefits.
Mayo Clinic Laboratories reaches patients around the globe. Alumni magazine highlights this work as it details the labs' international strategy.
Matthew Binnicker, Ph.D., director of the Clinical Virology Laboratory in Mayo Clinic’s Division of Clinical Microbiology, considers the prospects for COVID-19 this fall as the traditional influenza season ramps up.
In this episode of Lab Medicine Rounds, Dr. Daniela Hermelin, an Assistant Professor of Pathology at Saint Louis University School of Medicine and Medical Director of Transfusion Medicine Services at SSM Health St. Louis University Hospital and Cardinal Glennon Children's Hospital, discusses what learners should pay attention to during training to be successful in real life.
The discovery of Kelch like protein 11 (KLHL11) IgG as a specific biomarker of neurological autoimmunity associated testicular germ cell tumor.
Mayo Clinic renal pathologist Dr. Sanjeev Sethi identified NELL-1 as a biomarker for membranous nephropathy (MN) in 2019. Two years later, Dr. Sethi helped implement the first ever IHC test to detect NELL-1 antigen, which appears in about 10% of MN patients and is linked to underlying malignancy.
Mayo Clinic’s Advanced Diagnostics Laboratory (ADL) is a visionary space designed to foster innovation. The ADL has a direct impact on patient lives, bringing promising tests and services to patients at Mayo and around the world.
Pua Hopson, D.O., discusses Mayo Clinic Labs’ new disaccharidase activity panel, which measures levels of five digestive enzymes to identify deficiencies that cause carbohydrate maldigestion and can lead to chronic conditions like celiac disease or inflammatory bowel disease. Performed on tissue sample biopsies during upper endoscopy, the activity panel is the gold standard test for detecting disaccharidase deficiencies.
Divyanshu (Div) Dubey, M.B.B.S., explains how Mayo Clinic Labs’ new Kelch-11 antibody test — the first in the world — can confirm diagnosis, guide treatment, and improve outcomes in patients affected by testicular cancer-associated paraneoplastic encephalitis.
Delta Health leveraged their relationship with Mayo Clinic Laboratories to support patient in rural Colorado during the COVID-19 pandemic. Delta Health and Mayo Clinic Laboratories have collaborated for over 17 years to perform complex and esoteric testing.