Since 1995, LifeSpan has been the industry leader in molecular pathology, specializing in the localization of proteins in normal and diseased tissues, both human and non-human. We offer more than 74,000 antibodies, custom designed immunohistochemistry (IHC) studies, immediately available human tissue IHC profiles for more than 500 proteins, and histology and pathology services. Our bank of 2 million specimens is available to support our customers' contract research studies and contains frozen and formalin-fixed (FFPE) normal and diseased tissues. Our contract services are comprehensive; they include study design, antibody sourcing and characterization, tissue sourcing and validation, immunolabeling, trouble shooting, and interpretation of the results by a LifeSpan pathologist.