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The other end of the spectrum of albinism is "a form of albinism called rufous oculocutaneous albinism, which usually affects dark-skinned people". [ 6 ] According to the National Organization for Albinism and Hypopigmentation , "With ocular albinism, the color of the iris of the eye may vary from blue to green or even brown, and sometimes ...
In birds, albinism has been defined as "a total lack of both melanins in feathers, eyes and skin as a result of an inherited absence of tyrosinase", [18] however, this ignores the effects of other pigments and structural colours. Albino Rock dove. An albino bird has a white beak, white plumage, non-coloured skin, white talons and pink or red ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 28 January 2025. "Skin pigmentation" redirects here. For animal skin pigmentation, see Biological pigment. Extended Coloured family from South Africa showing some spectrum of human skin coloration Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among ...
Shaun Ross (born May 10, 1991) is an American model, recording artist, and actor. He is known for his work in the fashion world as the first professional male model with the congenital disorder albinism. [1]
Oculocutaneous albinism is a form of albinism involving the eyes , the skin (-cutaneous), and the hair. [1] Overall, an estimated 1 in 20,000 people worldwide are born with oculocutaneous albinism. [1] OCA is caused by mutations in several genes that control the synthesis of melanin within the melanocytes. [2]
An assessment of racism in Trinidad notes people often being described by their skin tone, with the gradations being "HIGH RED – part White, part Black but 'clearer' than Brown-skin: HIGH BROWN – More white than Black, light skinned: DOUGLA – part Indian and part Black: LIGHT SKINNED, or CLEAR SKINNED Some Black, but more White: TRINI ...
A woman with dark skin. Dark skin is a type of human skin color that is rich in melanin pigments. [1] [2] [3] People with dark skin are often referred to as black people, [4] although this usage can be ambiguous in some countries where it is also used to specifically refer to different ethnic groups or populations. [5] [6] [7] [8]
Periorbital hyperpigmentation, also known as hereditary dark circles, is characterized by darker skin around the eyes caused by the presence of additional melanin. It is an extremely common hereditary human characteristic and is frequently found on individuals with dark skin. Periorbital hyperpigmentation is most prevalent within the 16–25 ...