The importance of cholesterol ester synthesis by acyl CoA:cholesterol acyltransferase (ACAT) enzymes in intestinal and hepatic cholesterol metabolism has been unclear. We now demonstrate that ...

Medically reviewed by Robert Burakoff, MD Gallstones are hardened build-ups of calcium and cholesterol that form in your ...

Two types of gallstone exist: cholesterol stones formed from cholesterol-supersaturated bile (80–90% of gallstones); and pigment stones consisting mainly of polymerized calcium bilirubinate (10 ...

The gallbladder stores bile, a digestive fluid. Gallstones form when substances in bile, like cholesterol, harden. While many ...

Cattle gallstones are valuable due to their use in Chinese medicine. Some stones sell for twice the price of gold.

Gallstones, those little rocks of cholesterol or particles that grow in your gallbladder, can get as big as a golf ball. If they block tubes that carry bile, that could be really painful.

Gallstones are formed due to an imbalance in bile substances like cholesterol or bilirubin and can sometimes migrate into the bile duct, causing CBD stones. While gallstones may cause biliary ...