EXAMPLES OF BIOCHEMICALLY IMPORTANT PEPTIDES

Uterus-Contracting Hormone

(also stimulates lactation)

Oxytocin (9)

Enhances reabsorption of free water and plays a role in Blood pressure control

Vasopression (ADH or antidiuretic hormone)

pain killers

neuromodulators in the brain and spinal cord; involved

with pain perception, movement, mood, behavior, and neuroendocrine regulation

Enkephalins (5)

Found in most living cells as antioxidant & promote tissue growth

Glutathione (3)

Governs release of thyrotropin) or TSH

or thyroid-stimulating hormone

TRH (Thyrotropin Releasing Hormone) (3)

Hypothalmic Neurohormone

Pressor Agent. Can increase blood pressure by vasoconstriction.; can also trigger thirst or the desire for salt. Is responsible for the release of the pituitary gland's ADH

Angiotensin II (8)

Inhibits Growth Hormone Release (used to treat ulcers)

Somatostatin (14)

Hypotensive Vasodilator (acts on smooth muscle)

Bradykinin (9)

Potent Vasoconstrictor (structurally similar to some snake venoms)

Endothelin (21)

Honey Bee Venom (used to treat rheumatism)

Mellitin (26)

Hyperglycemic Factor (used as an anti-diabetic)

Glucagon (29)

Pancreatic Hormone (used in treatment of diabetes)

Insulin (51)