The immune system can carry out many biological processes, from killing viruses to fighting cancer, thanks in large part to approximately 100 key cell-signaling proteins called cytokines, which ...

Every day, your immune system performs a delicate balancing act, defending you from thousands of pathogens that cause disease while sparing your body’s own healthy cells. This careful equilibrium is ...

It starts with a sneeze. Someone on the subway didn't cover their mouth and now a cloud of invisible invaders hangs in the air. Before you even step off the train, your immune system has already begun ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

When the first cells appeared on Earth approximately 3.8 billion years ago, viruses were already here to greet them. Ever since, viruses have been devising ways to infect cells, and cells have been ...

Our immune systems prevent and limit infections. They are a complex set of organs, cells, tissues and proteins that work together to protect our bodies from harmful invaders such as bacteria, viruses, ...

In a recent perspective review, researchers attempt to collate and discuss scientific knowledge on the concept of the ‘immune self’ and use raw T cell assays, nine amino-long pathogen-derived peptides ...