Until now, doctors knew hepatic stellate cells mainly as drivers of liver fibrosis. The actual functions of this cell type have hardly been studied to date. Researchers have now determined that ...

When people think about health, they often focus on specific organs like the heart or brain. But many changes related to chronic conditions or ageing begin in the smallest units of your body — your ...

Natural killer cells act as the immune system’s rapid-response team, but the stress of anxiety and insomnia may be quietly thinning their ranks. A study of young women in Saudi Arabia found that both ...