The intensity of hair color depends on the density of pigment within the melanosome. Both eumelanin and pheomelanin are made from the amino acid tyrosine, using the enzyme tyrosinase. Increased ...
and significant improvement in scalp itch, as well as patient-reported health-related quality of life outcomes, including post-inflammatory pigmentation at 16 weeks. VISIBLE is the first prospective, ...
Although a wide variety of normal hair pigmentation exists, a number of specific findings may warrant further investigation. The examiner should be alert for areas of hypopigmentation as well as ...