Definitions for "Thyroglobulin"
a large glycoprotein molecule, secreted by follicle cells of the thyroid gland, in which iodine and tyrosine are combined to form thyroid hormones
A circulating transport globulin that binds thyroid hormones.
A protein in the thyroid in which thyroid hormones are manufactured and stored. Some thyroglobulin is secreted into the blood stream and can be used as a marker for the presence of thyroid disease, especially cancer.