melanin

IPA: mˈɛɫʌnʌn

(biochemistry) Any of a group of naturally occurring dark pigments, especially the pigment found in skin, hair, fur, and feathers.

Examples of "melanin" in Sentences

The chemical substance melanin is the pigment which darkens skin color.
What determines how much melanin is present in the iris ishereditary genetics.
The melanin is eventually discharged from melanocytes and taken up by keratinocytes.
This Great Moment in Black History has been sponsored by the same old ignoramuses who still think melanin is destiny.
Dark skin races are largely protected by pigment, known as melanin, which largely blocks long-wave ultraviolet radiation.
If you change a gene involved in melanin synthesis only expressed in the hair, you can change the hair color with no fuss.
The material being targeted by the laser beam is called melanin, which is a pigment found in the skin, and which gives skin and hair its color.
The scientists found that a peptide active in the hypothalamus called melanin-concentrating hormone or MCH can inactivate the reproductive system in times of hunger.
The color of a person’s eyes depends on the amount of a pigment called melanin present in the iris of the eye (melanin is also responsible for the coloring of our skin).
Though melanin is typically associated with ‘protective’ properties – absorbing and safely transforming different electromagnetic wavelengths, such as DNA-damaging ultraviolet light – the researchers had an inkling that a more extraordinary phenomenon was allowing the fungi to prosper; something still involving the combination of melanin and radiation, but beyond the bounds of radioactive protection.