Fat metabolism is a fascinating process and essential for human survival. It involves the digestion, absorption, transportation and utilization of lipids as a source of energy or as an energy reserve.

While studying mouse and human liver tumors, they discovered that certain bile acids in the liver could affect the activity of cancer-fighting immune cells, called T cells. The researchers ...

They found that those who lost protection also had generally higher levels of bile acids. However, those with remission had higher levels of two specific bile acids, known as lithocholates.