English Calcitonin Cited by user ThePhysiolosopher on 30 Oct 2022 Calcitonin is a 32 amino acid peptide hormone secreted by parafollicular cells (also known as C cells) of the thyroid (or endostyle) in humans and other chordates.
English Medullary thyroid cancer Cited by user ThePhysiolosopher on 30 Oct 2022 Medullary thyroid cancer is a form of thyroid carcinoma which originates from the parafollicular cells (C cells), which produce the hormone calcitonin.