Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A brown pigment produced by melanocytes

Etymologies

Sorry, no etymologies found.

Examples

  • Melanin comes in TWO delicious flavours: eumelanin, which is dark brown or black, and pheomelanin, which is reddish yellow.

    Archive 2009-02-01

  • A certain type of plumage coloring, pheomelanin which is a reddish color requires the use of a chemical called glutathione.

    Ars Technica

  • You can tell just by looking at your friend that she has high levels of pheomelanin and relatively low levels of the pigment eumelanin.

    Wired Top Stories

  • Thge varied colors of the iris are a result of the amounts of eumelanin ansd pheomelanin produced by the melanocytes.

    CreationWiki - Recent changes [en]

  • The achievement of color for blondes and red-head is made possible by pheomelanin.

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  • High concentration of eumelanin leads to a dark appearance, whereas pheomelanin usually results in a brown or reddish phenotype.

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  • These and most studies on animal pigmentation to date have focused on the melanin system, in which specialized cells known as melanocytes produce either of two pigments-eumelanin or pheomelanin-resulting in different tone and colour of skin, hair and feathers.

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  • However, if someone has high levels of pheomelanin, she will have light hair and dark hair if their pheomelanin levels are low.

    Denver Post: News: Breaking: Local

  • In each species, the gene governs coat colour by dictating the balance between production of dark coloured eumelanin and red-yellow coloured pheomelanin.

    New Scientist - Online News

  • With every step we slowly climb the ranks of these pheomelanin challenged masses, drawing ever closer to the point where we shall rise up and sieze the reigns of government and industry for our own ends!

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