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Translations for „melanin“ in the Portuguese » English Dictionary (Go to English » Portuguese)

melanin

Monolingual examples (not verified by PONS Editors)

English

This is a chemical reaction that takes place in the presence of oxygen and is similar to that of suntanned skin resulting in increased melanin production. www.thehindu.com

Age spots occur in places where melanin production is concentrated on the skin. www.mnn.com

Freckles do not have an increased number of melanin producing cells (melanocytes). en.wikipedia.org

Ageing leads to the blackening of its cell bodies, by deposit of melanin, visible by naked eye. en.wikipedia.org

White breeds are preferred for meat production, as darker ones can have much melanin in the skin, which some people find unappealing. en.wikipedia.org

In histology, potassium permanganate is used to bleach melanin which obscures tissue detail. en.wikipedia.org

Upon exposure to UVB rays, melanocytes will produce melanin, a pigment that gives the skin its color tone. en.wikipedia.org

Melanin is not a photocarcinogen, because it dissipates the excitation energy into small amounts of heat (see photoprotection). en.wikipedia.org

This ability to transform the excitation energy of photon into heat can be a crucial property for photoprotection by molecules such as melanin. en.wikipedia.org

The fossilized snake-skin had three types of pigment cells in different combinations- melanophores, which contain the pigment melanin; xanthophores, which contain carotenoid and pterin pigments; and iridophores, which create iridescence. microcapmagazine.com

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