Research and Development Pathology Support 
Experimental Pathology Laboratories, Inc. (EPL) has extensive and diverse expertise and work experience in support of the pharmaceutical and biotechnology industries. This includes supporting research from exploratory stages through submission of information to regulatory agencies and participating in follow-up actions to resolve questions arising from animal toxicity or efficacy studies. In addition to a deep understanding of international pharmaceutical regulations and expectations of health authorities, our experts have broad knowledge of pathophysiology and target organ toxicity related to the administration of biopharmaceuticals to animals.

Non-Clinical Efficacy, Biomarker and Toxicity Studies
EPL West Coast assists clients in the design and conduct of nonclinical efficacy, biomarker and toxicity studies; in understanding and communicating the toxicological significance of morphological effects internally and to regulatory agencies; in responding to regulatory concerns regarding test article-related effects; and in exploring mechanisms of action or toxicity. 

West Coast Services
Dr. Ted Birkebak is EPL’s West Coast Manager with over 14 years of experience in drug development in the areas of oncology, inflammatory and infectious disease, and ophthalmology. EPL’s West Coast office also provides on-site research and development support to San Francisco Bay Area clients that include: 

  • Evaluation of tissues from research and development studies
  • Pathology peer review and scientific review of study reports
  • Model identification and development
  • Preparation of expert reports, specialized overviews, and integrated summaries of data for internal perspective or for inclusion in briefing packages and other regulatory documents
  • Strategies for nonclinical development programs and assistance with study design and protocol generation
  • Interactions with global health regulatory authorities and responses to regulatory queries
  • Due diligence review and critical advice for compounds for in-licensing
Blog: Research and Development Pathology Support

Profiled Team

Ted Birkebak    
DVM, PhD, Diplomate ACVP 
Manager, EPL West Coast / Senior Pathologist 
Paul W. Snyder    
DVM, PhD, Diplomate ACVP, Fellow IATP
Manager, EPL Midwest / Senior Pathologist
Margarita Gruebbel
DVM, PhD, Diplomate ACVP  
Senior Pathologist 
John Curtis Seely
DVM, Diplomate ACVP 
Senior Pathologist 
Cynthia Shackelford
DVM, MS, PhD    
Senior Pathologist
Gabrielle Willson
Senior Pathologist


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EPL History
Founded 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 challenges of preclinical safety testing with high quality on-time, histopathology services. Valued for its objectivity and responsiveness, EPL has become industry’s and government’s premier source for expert toxicologic pathology evaluation and consultation.

Contact Us  
Paul Sanders
Marketing and Business Development Coordinator
PH (919) 998-9407  Ext 614

EPL Attends STP Series

Dr. Paul Snyder, Manager of EPL Midwest, will be participating as a speaker for the Society of Toxicologic Pathology (STP) Modular Education Series.  The purpose of this modular education course is to educate individuals in the principles of toxicologic pathology of the immune system and will be held at the Embassy Suites RDU/Brier Creek in Raleigh, NC from April 19-22, 2015.

Schedule Meeting with Dr. Snyder:  

EPL Exhibits at NorCal SOT

Dr. Ted Birkebak, Manager of EPL West Coast, will be attending the Northern California (NorCal) Regional Chapter of the Society of Toxicology (SOT) Symposium which will be held on April 23, 2015 at the South San Francisco Conference Center. EPL will be sponsoring and exhibiting jointly with BASi. Alan Loch will be attending from BASi.

Schedule Meeting with Dr. Birkebak: 

Publications and Journals

EPL’s staff consists of many professionals who have diverse backgrounds related to toxicologic pathology and are active in the scientific community. Our staff regularly publishes relevant new information in peer-reviewed scientific journals and shares their expertise through presentations pertaining to histopathology and its impact on regulatory concerns and drug development at scientific meetings and other events.   
Copyright ©   |  EPL, Inc.   2015   | All rights reserved.

Our mailing address is:
EPL, Inc.
PO Box 169
Sterling, VA 20167
Contact Paul Sanders for RFP, RFI opportunities
Email Paul Sanders