Biosynthesis by the liver and absorption by the intestines are the two major sources of cholesterol in the human body and both of them play an important role in the overall balance of cholesterol ...

Ras proteins play vital roles in numerous biological processes and Ras mutations are found in many human tumors. Understanding how Ras proteins are regulated is important for elucidating cell ...

Phytoplankton-bacteria interactions drive the surface ocean sulfur cycle and local climatic processes through the production and exchange of a key compound: dimethylsulfoniopropionate (DMSP). Despite ...