Definition of Melanin. Meaning of Melanin. Synonyms of Melanin

Here you will find one or more explanations in English for the word Melanin. Also in the bottom left of the page several parts of wikipedia pages related to the word Melanin and, of course, Melanin synonyms and on the right images related to the word Melanin.

Definition of Melanin

Melanin
Melanin Mel"a*nin, n. [Gr. me`las, -anos, black.] (Physiol.) A black pigment found in the pigment-bearing cells of the skin (particularly in the skin of the negro), in the epithelial cells of the external layer of the retina (then called fuscin), in the outer layer of the choroid, and elsewhere. It is supposed to be derived from the decomposition of hemoglobin.

Meaning of Melanin from wikipedia

- Melanin (/ˈmɛlənɪn/ (listen); from Gr****: μέλας melas, "black, dark") is a broad term for a group of natural pigments found in most organisms. Melanin...
- Hyperpigmentation is the darkening of an area of skin or nails caused by increased melanin. Hyperpigmentation can be caused by sun damage, inflammation, or other...
- Melanin theory is a claim in Afrocentrism that a higher level of melanin, the primary determinant of skin color in humans, is the cause of an intellectual...
- absence of melanin in particular, in the eyes, skin, hair, scales, feathers or cuticle. While an organism with complete absence of melanin is called an...
- fungi which appear to perform radiosynthesis, that is, to use the pigment melanin to convert gamma radiation into chemical energy for growth. This proposed...
- Melanocytes are melanin-producing neural crest-derived cells located in the bottom layer (the stratum basale) of the skin's epidermis, the middle layer...
- Heterochromia is determined by the production, delivery, and concentration of melanin (a pigment). It may be inherited, or caused by genetic mosaicism, chimerism...
- is a type of melanin, known as dopamine-melanin, that can be synthesized by oxidation of dopamine via the enzyme tyrosinase. The melanin that darkens...
- Poliosis, also called poliosis cir****scripta, is the decrease or absence of melanin (or colour) in head hair, eyebrows, eyelashes or any other hairy area....
- Melanin-concentrating hormone (MCH) is a cyclic 19-amino acid orexigenic hypothalamic peptide originally isolated from the pituitary gland of teleost...
Loading...