Improving people's lives – it's what your research is all about.

Our focus is on providing customers with products and services to optimize the discovery and safety of new medicines and compounds. Our mission is helping you do research better.

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Comprehensive health and genetic quality monitoring programs.

Proven model performance for tumor uptake and growth.

Extensive cell line references available on Harlan rodent models. Learn more...

Harlan Laboratories’ Contract Research Services division offers a full range of toxicological testing to support global regulatory submissions by the agrochemical, chemical, and pharmaceutical industries. We have extensive experience in all relevant study types with all studies performed according to regulatory guidelines and GLP.

Our Research Models and Services division provides animal models and diets for toxicology research. Learn more...

Innovatively designed for biomedical research.

Teklad diets reduce, rather than introduce, variation.  

By combining fixed formulation with rigorous ingredient control, Teklad Global Diets® minimize the variation in nutrient and non-nutrient levels, meaning more consistent research results for you. Learn more...