The main function of the immune system is to protect against diseases and infections. For unknown reasons our immune system attacks healthy cells, tissues and organs in a process called autoimmunity, which can result in diseases ...
Researchers at University of California, San Diego School of Medicine have discovered that T-cells – a type of white blood cell that learns to recognize and attack microbial pathogens – are activated by a pain receptor.
A fundamental theory about how our thymus educates our immune police appears to be wrong, scientists say.
Influenza viruses mutate annually, making it difficult to produce vaccines that induce antibodies capable of recognizing the changing proteins on the surface of the flu virus and conferring long-term immunity.