Peptide hormone growth hormone, which acts on bone, muscle, and the liver. The posterior pituitary gland secretes antidiuretic hormone, also called vasopressin, and oxytocin. The parathyroid gland secretes parathyroid hormone, the main hormone responsible for regulating serum calcium and phosphorus levels. Peptide hormones are also produced by many different organs and tissues, including the heart (atrial-natriuretic peptide (ANP) or atrial natriuretic factor (ANF)) and pancreas (glucagon, insulin and somatostatin), the gastrointestinal tract (cholecystokinin, gastrin), and adipose tissue stores (leptin). Peptide hormone Peptide hormones or protein hormones are hormones whose molecules are peptides or proteins, respectively. The latter have longer amino acid chain
Doctor Hormone lured Doctor Hormone and Jane into a mysterious gorge where they descended into The Chaos and fell into a state of suspended animation. The character has not appeared since. Doctor Hormone was a scientific genius who developed powerful "hormones" which were capable of creating great changes in the human body, including restoring youth and transforming people into animals or bizarre human-animal hybrids. The Thinker endowed Doctor Hormone with powers that included superhuman strength, a stentorian voice, and super-breath. Presumably, this was temporary. Doctor Hormone Doctor Hormone is a fictional character created by Bob Bugg, who briefly appeared in comic books