SensiStain Anti-Thyroglobulin Antibody is in ready-to-use format. Thyroglobulin serves as a precursor to thyroid hormones T4 and T3 and is can be found in thyroid follicular cells. Thyroglobulin expression is prevalent in thyroid follicular carcinomas for which this antibody is useful in recognizing. In addition, this Anti-Thyroglobulin antibody may be used in conjunction with Anti-Calcitonin to identify medullary thyroid carcinomas and primary and lung neoplasms if used with Anti-TTF1.