| biliverdin | <biochemistry> A green pigment found in bile which is formed during haem catabolism, mainly the breaking down of old red blood cells, within the liver. It has the chemical formula C33H34N4O6. It transforms into the red-orange bile pigment bilirubin. (09 Oct 1997) |
|---|---|
| biliverdine | <chemical> 1,3,6,7-tetramethyl-4,5-dicarboxyethyl-2,8-divinylbilenone. Biosynthesised from haemoglobin as a precursor of bilirubin. Occurs in the bile of amphibia and of birds, but not in normal human bile or serum. Chemical name: 21H-Biline-8,12-dipropanoic acid, 3,18-diethenyl-1,19,22,24-tetrahydro-2,7,13,17-tetramethyl-1,19-dioxo- (12 Dec 1998) |
| biliverdinglobin | An obsolete term for choleglobin. (05 Mar 2000) |