The turnover of hemoglobin and heme-containing enzymes is a continuous metabolic process. Since it is generally accepted that heme exerts end-product control over the rate of heme-precursor formation, ...

Bilirubin is a yellowish substance created by the breakdown of red blood cells. Detecting it in your urine can be a sign of a health problem, such as liver or gallbladder disease. The detection of ...

Bilirubin is a viscous, brownish-yellow substance that is a natural byproduct of liver processes like breaking down old red blood cells. Normally, it is excreted from the body without cause for alarm, ...