Histology & Histopathology Services

BTS Research now offers comprehensive processing and evaluation of tissue samples through our new histology lab, significantly expanding our pre-clinical capabilities.

Our laboratory is equipped with automated embedding stations, microtomes, and automated autostainers for high-throughput tissue processing and staining.

We can customize your histology needs by offering a variety of specialty stains depending your study goals.


  • Small and large animal necropsies
  • Pre-clinical non-GLP and GLP
  • Routine and specialized tissue collection
  • Organ perfusions


  • Disease Pathology
  • Toxicologic Pathology
  • Certified board pathologist on staff


  • Tissue Processing – FFPE
  • Embedding
  • Microtomy
  • Hematoxylin and Eosin Staining
  • Quality Control- Slide Review
  • Long-term sample and tissue storage
  • Experienced Quality Assurance Unit (QAU)

BTS Research is a San Diego based Contract Research Organization that delivers GLP and Non-GLP biological services to clients in pharmaceutical/biopharmaceutical, biotech, academic research, medical device and related industries since 2001.