bile pigments

Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to bile pigments: bilirubin, biliverdin, jaundice, Bile salts

bile pig·'ments

coloring matter in the bile derived from porphyrins by rupture of a methane bridge; for example, bilirubin, biliverdin.

bile pigments

a group of substances that contribute to the colors of bile, which may range from a yellowish green to brown. A common bile pigment is bilirubin, which contains a reddish iron pigment derived from the breakdown of old red blood cells.

bile pig·ments

(bīl pig'mĕnts)
Coloring matter in the bile derived from porphyrins by rupture of a methane bridge (e.g., bilirubin, biliverdin).
References in periodicals archive ?
For many years, the bile pigment bilirubin was considered a toxic waste product formed during heme catabolism.
In view of these observations and the fact that the bile pigment associates stronglywith membranes, our work suggested that one beneficial role of the waste product bilirubin may be to act as a powerful biological chain-breaking antioxidant.
7) compared the peroxyl antioxidant trapping potential of various substances and found that free bile pigments showed higher activity than did the vitamin E analog Trolox.
15 In human biology, what J is a yellow discolouration of the skin caused by an excess of bile pigments in the blood?
Preanalytical factors aside [8-10], interfering chromogens include several other ordinary side-products of lipid autooxidation, alkanals, alkenals, and alkadienals as well as bile pigments, cyclic peroxides, carbohydrates, and amino acids X11-18].