Psychology & Psychiatry

Stress making your blood pressure rise? Blame your immune system

If stress is giving you high blood pressure, blame the immune system. T cells, helpful for fighting infections, are also necessary for mice to show an increase in blood pressure after a period of psychological stress, scientists ...

Medical research

Cell signaling discovery provides new hope for blood disorders

Walter and Eliza Hall Institute scientists have revealed new details about how cell signalling is controlled in the immune system, identifying in the process potential new therapeutic targets for treating severe blood disorders.

Medical research

Sensing self and non-self: New research into immune tolerance

At the most basic level, the immune system must distinguish self from non-self, that is, it must discriminate between the molecular signatures of invading pathogens (non-self antigens) and cellular constituents that usually ...

Medical research

Intestine crucial to function of immune cells, research shows

Researchers at the University of Toronto have found an explanation for how the intestinal tract influences a key component of the immune system to prevent infection, offering a potential clue to the cause of autoimmune disorders ...

Medical research

How unchecked alarms can spark autoimmune disease

(Medical Xpress) -- One in five Americans suffers from autoimmune disease, in which the immune system goes off-track and attacks the body's own cells. Cornell researchers have identified a signaling mechanism in immune-system ...

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