- of
cells known as melanocytes.
There are five
basic types of melanin:
eumelanin, pheomelanin, neuromelanin,
allomelanin and pyomelanin.
Melanin is produced...
- melanin:
eumelanin and pheomelanin. Generally, the more
melanin present, the
darker the hair. Its tone
depends on the
ratio of
black or
brown eumelanin to yellow...
-
interplay among genes that
direct production and
expression of two pigments,
eumelanin (brown or
black pigment) and
pheomelanin (yellow to red pigment), in the...
- the
color of the
eumelanin pigment produced,
making it
either black or brown. TYRP1 is an
enzyme involved in the
synthesis of
eumelanin. Each of the known...
- to dark hair. It is
characterized by
higher levels of the dark
pigment eumelanin and
lower levels of the pale
pigment pheomelanin.
Brown hair is common...
-
involved in the
metabolic pathway for
eumelanin pigment production. Its
dominant form, B, will
produce black eumelanin. It has two
recessive variants, b (chocolate)...
- tyrosinase,
producing dopaquinone.
Dopaquinone may
become eumelanin, or phaeomelanin.
Eumelanin,
meaning true black, is a
dense compound that
absorbs most...
-
production of the
black pigment eumelanin. Melanins,
which provide color in the eyes, skin, and hair, are
found in two types:
eumelanin,
which produces black to...
- dark skin
pigmentation have skin
naturally rich in melanin,
especially eumelanin, and have more
melanosomes which provide superior protection against the...
- and
sometimes entire face or ears, are
colored by
eumelanin instead of
pheomelanin pigment.
Eumelanin is
typically black, but may
instead be brown, dark...
