Author: Kevin Cahill

Pathology Peer Review

Experimental Pathology Laboratories, Inc. (EPL) meets or exceeds current FDA guidelines following the release of “Pathology Peer Review in Nonclinical Studies: Questions and Answers, Guidance for Industry” document in December 2021

Laboratory SciencePathologyToxicology

Meet EPL and Aclairo at the SOT 57th Annual Meeting

Meet the professionals from EPL and Aclairo at the SOT 57th Annual Meeting and ToxExpo in San Antonio, Texas from March 11-15 in Booth #922. Register Now About EPLFounded in 1971, Experimental Pathology Laboratories, Inc. (EPL®) is a private, employee-owned U.S. company that is recognized internationally for its ability to meet the needs of the scientific community and the […]


Experimental Pathology Laboratories, Inc. Announces a Strategic Alliance with Quality Scientific Solutions, LLC

Experimental Pathology Laboratories, Inc. (EPL) announces a new strategic alliance with Quality Scientific Solutions, LLC (QS3). This alliance is targeted to provide EPL’s preclinical pathology expertise as an important resource to QS3. About Quality Scientific SolutionsQuality Scientific Solutions, LLC is a research and consulting company dedicated to helping clients create products that meet the highest standard […]


EPL – Independent and Employee-Owned

Experimental Pathology Laboratories, Inc. (EPL) is an independent, private, employee-owned company that is recognized internationally for its ability to meet the needs of the scientific community and the challenges of preclinical safety testing and development with high quality histopathology services.  EPL was founded in 1971, and became an employee-owned company in 1992.  EPL is proud […]

DiscoveryHistologyPathologySafety AssessmentToxicology

Aclairo Welcomes Dr. Heath Thomas as New President

Experimental Pathology Laboratories, Inc. (EPL) and Aclairo Pharmaceutical Development Group, Inc. (Aclairo) are excited to announce that Dr. Heath Thomas has joined Aclairo as President and Senior Consultant. Dr. Thomas is a board-certified veterinary pathologist with over 20 years of experience in drug development from time spent with SmithKline Beecham, DuPont Pharmaceuticals, and GlaxoSmithKline, as […]

Biological TestingClinical Pharmacology & ModelingDiscoveryPathologySafety AssessmentToxicology

Use of Exposure-Response (ER) Modeling of QTc Data – A Movement Away from a Thorough QT Study

Since 2005 the US Food and Drug Administration (FDA) has required the evaluation of a new molecular entity in a thorough QT (TQT) study, which is intended to determine a drug’s effect on the QT interval.  The QT interval represents the duration of ventricular depolarization and subsequent cardiac repolarization, measured from the beginning of the […]

Clinical Pharmacology & ModelingLaboratory Science

Navigating the FDA Guidance for Nonclinical Abuse Liability Testing

The goal of this discussion is to help one understand and address the Food and Drug Administration’s Guidance for Industry, “Assessment of Abuse Potential of Drugs” Drug abuse is the intentional, non-therapeutic use of a drug or substance to achieve a desired psychological or physiological effect.  Abuse potential is a characteristic of a drug that […]

Safety Assessment

Histology Slide Quality

A quality histological slide contains tissue that was properly sampled, fixed, processed, embedded, microtomed, and stained without artifacts. The production of a quality slide requires work be conducted according to the highest standards during each phase of histologic processing. The first and most important steps are precise necropsy techniques (e.g., postmortem interval, tissue sample size […]


On-Time Pathology Reporting

It is every client’s desire and expectation that their study report will be completed “On-Time” or better yet, be available ahead of schedule. There are a number of factors that determine whether a pathology report will be early, on time, or in the worst case scenario, delayed. Most situations are readily managed, but in rare […]

HistologyPathologySafety AssessmentToxicology


Kerry Crabb, HTL(ASCP), is the Manager of North Carolina Laboratory Operations at EPL. Kerry joined EPL in 2015, and brought with him over 25 years of experience in managing histology laboratories. Kerry’s experience at both large pharmaceutical and agrochemical companies gave him a broad knowledge on some of the best practices related to histology and […]

HistologyPathologySafety AssessmentToxicology