melanotic pigment
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Pigment — A substance that gives color to tissue. Pigments are responsible for the color of skin, eyes, and hair. * * * 1. Any coloring matter, as that of the red blood cells, hair, iris, etc., or the stains used in histologic or bacteriologic work, or… … Medical dictionary
Melanin — A skin pigment (substance that gives the skin its color). Dark skinned people have more melanin than light skinned people. Melanin also acts as a sunscreen and protects the skin from ultraviolet light. Melanin is produced by cells called… … Medical dictionary
lentigo — A benign, acquired brown macule resembling a freckle except that the border is usually regular and microscopic elongation of rete ridges is present, with increased melanocytes and melanin pigment in the basal … Medical dictionary
protein — proteinaceous /proh tee nay sheuhs, tee i nay /, proteinic, proteinous, adj. /proh teen, tee in/, n. 1. Biochem. any of numerous, highly varied organic molecules constituting a large portion of the mass of every life form and necessary in the… … Universalium
melanosis — Abnormal dark brown or brown black pigmentation of various tissues or organs, as the result of melanin or, in some situations, other substances that resemble melanin to varying degrees; e.g., m. of the skin may occur in widespread metastatic… … Medical dictionary
Radiotrophic fungus — Radiotrophic fungi are a recent discovery, first seen as black molds growing inside and around the Chernobyl Nuclear Power Plant. These fungi appear to use the pigment melanin to convert gamma radiation [… … Wikipedia
Melanoma — Classification and external resources A melanoma ICD 10 C43 … Wikipedia
Becker's nevus — Classification and external resources Becker s nevus on the left shoulder ICD 10 Q82.5 … Wikipedia
Kindler syndrome — Classification and external resources OMIM 173650 DiseasesDB 32778 eMedicine … Wikipedia
Freckle — A tan or brown spot that develops on the skin after repeated exposure to sunlight. Freckles are most likely to develop in persons with fair complexions and red hair, occurring helter skelter on the skin in flat, * * * Yellowish or brownish… … Medical dictionary
