How bilirubin is converted to Urobilinogen?

This water-soluble conjugated bilirubin is then put into a fluid called bile that is formed in the liver, stored in the gallbladder, and secreted into the intestines to be excreted out of the body. Once in the intestines, some of the conjugated bilirubin is converted by gut bacteria into a compound called urobilinogen.

Besides, what is bilirubin how it is formed and excreted?

Key Concepts. Bilirubin is a highly insoluble antioxidant produced by the metabolism of heme. It is derived mostly from senescent red blood cells and circulates with albumin. Bilirubin and its metabolites provide color to the bile, feces, and urine and account for discoloration of the skin in jaundice.

Is bilirubin excreted in urine?

If the blood level of conjugated bilirubin becomes elevated, e.g. due to liver disease, excess conjugated bilirubin is excreted in the urine, indicating a pathological process. Unconjugated bilirubin is not water-soluble and so is not excreted in the urine.

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