author keywords: dog; dopamine; melatonin; PDH; retina; SARDS; serotonin

MeSH headings : Animals; Case-Control Studies; Dog Diseases / blood; Dog Diseases / metabolism; Dogs; Dopamine / blood; Melatonin / analogs & derivatives; Melatonin / blood; Melatonin / urine; Pituitary ACTH Hypersecretion / blood; Pituitary ACTH Hypersecretion / metabolism; Pituitary ACTH Hypersecretion / veterinary; Prospective Studies; Retinal Degeneration / blood; Retinal Degeneration / metabolism; Retinal Degeneration / veterinary; Serotonin / blood

TL;DR: This study has identified neurohormone differences between dogs with SARDS and PDH, although the study was underpowered for detection of significant differences in serum serotonin. (via Semantic Scholar)