How your immune system really ages — research shows aging brings adaptation not decline and reveals ways to maintain immune ...

But the complement system is an oft-overlooked part of the immune system that could be exploited to create new therapies. It’s more than a decade since the first checkpoint inhibitor hit the ...

The single-celled parasite Entamoeba histolytica infects 50 million people each year, killing nearly 70,000. Usually, this wily, shape-shifting amoeba causes nothing worse than diarrhea.

Study in mice shows how a host-elicited factor benefits gut immunological homeostasis by selectively targeting commensal ceramide molecules.

The human gut is home to trillions of microbes that not only aid in digestion, but also play a key role in shaping our immune ...

A complement blood test checks for autoimmune diseases or other issues with your immune system. Your doctor might test you if you have a family history of certain conditions, such as rheumatoid ...

Ralston discovered, in 2022, that after the amoeba ingests parts of human cells, it becomes resistant to a major component of the human immune system - a class of molecules called "complement ...

We all recall the revelation last year that the ocean’s rebellious teenagers, orcas, have started wearing salmon on their he ...