Immco Diagnostics Reference Laboratory, located in Buffalo, NY, USA is licensed throughout the United States for testing sero ... logy, biopsy and genetic specimens. Our lab specializes in diagnostics for autoimmune disease such as Sjögren’s syndrome, Thyroiditis, Rheumatoid Arthritis, Type 1 Diabetes, Celiac Disease, Ulcerative Colitis, Crohn’s Disease, Systemic Lupus Erythematosus, and Scleroderma and immunogenetics for support of organ and tissue donation and transplant. read more