Part of “CHAPTER 29 – MORPHOLOGY OF THE THYROID GLAND“

Immunoperoxidase techniques have improved our understanding of the substances, especially hormones, that are contained in normal and abnormal thyroid cells.26a Antisera to thyroglobulin demonstrate this protein both within colloid and in follicular epithelium. Immunoelectron microscopic studies indicate that thyroglobulin is present in the rough endoplasmic reticulum, the Golgi apparatus, and the apical cell border.27