Collagen is a hard, insoluble and fibrous protein that makes up one-third of the protein in the human body. 3 In the majority of collagens, the molecules are packed together to form very similar long thin fibrils. 4. Collagen is the most common protein found in mammals.ere are some key points about collagen. More detail and supporting information is in the main article. 25-27. 1  Protein makes up around 20% of the body's mass, and collagen makes up around 30% of the protein in the human body.
A prolactin test is a blood test that measures the level of the hormone in your body. Find a obsetrician or a gynecologist or a endocrinologist near you.
Hyperprolactinaemia or hyperprolactinemia is the presence of abnormally high levels of prolactin in the blood. Normal levels are less than 500 mIU/L ng/mL or Âµg/L] for women, and less than 450 mIU/L for men. Prolactin is a peptide hormone produced by the anterior pituitary gland that is primarily associated with lactation and plays a vital role in breast development during pregnancy. Hyperprolactinaemia may cause galactorrhea and disruptions in the normal menstrual period in women and ...