Fuscin

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Fuscin \Fus"cin\, n. [L. fuscus dark-colored, tawny.] (Physiol.
     Chem.)
     A brown, nitrogenous pigment contained in the retinal
     epithelium; a variety of melanin.
     [1913 Webster]



From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Melanin \Mel"a*nin\, n. [Gr. me`las, me`lanos, 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.
     [1913 Webster]