Used in veterinary research to measure thyrotropin (TSH) levels in canine blood samples, aiding in the diagnosis and study of thyroid disorders such as hypothyroidism and hyperthyroidism in dogs. Enables researchers and clinicians to assess pituitary-thyroid axis function, monitor treatment efficacy, and conduct endocrine profiling in canine health studies. Widely applied in animal hospitals, research laboratories, and pharmaceutical development for canine therapeutics.