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 ...
For women, in particular ... especially along the top of the scalp.” This is called female-pattern baldness. What’s more, Dr Tiryaki points out: “Additionally, hair turns grey as melanocytes, the ...
A focused evaluation of scalp hair should be part of every newborn physical assessment. Although typically completed in the delivery room, it may be useful to re-evaluate the infant after the ...