plural of bilirrubinaLa bilirubin is a bile pigment of orange-yellow color that results from the degradation of hemoglobin in red blood cells recycled. This degradation occurs in the spleen for then ( 41 bilirubin; combined in the liver. These pigments are stored in the gallbladder, forming a part of 40 bile; it is excreted into the duodenum, which gives color to Lee ).