lipofuscin

(redirected from Age pigment)
Also found in: Dictionary, Thesaurus, Medical, Legal.
Related to Age pigment: Ceroid

lipofuscin

[‚lip·ə′fyüs·ən]
(biochemistry)
Any of a group of lipid pigments found in cardiac and smooth muscle cells, in macrophages, and in parenchyma and interstitial cells; differential reactions include sudanophilia, Nile blue staining, fatty acid, glycol, and ethylene.
References in periodicals archive ?
The autofluorescent age pigment lipofuscin: key to age, growth and productivity of the Antarctic amphipod Waldeckia obesa (Chevreux, 1905).
Age pigments known as lipofuscins accumulate as stable mixtures in postmitotic tissue as a consequence of peroxidation reactions during normal metabolism (see review by Gutteridge, 1987).
This is an effective treatment to smooth out fine lines and wrinkles and is also recommended for stretch marks, age pigment spots, acne scars and cellulite.