Neuroscience

Vicious circle leads to loss of brain cells in old age

The so-called CB1 receptor is responsible for the intoxicating effect of cannabis. However, it also appears to act as a kind of "sensor" with which neurons measure and control the activity of certain immune cells in the brain. ...

Alzheimer's disease & dementia

How does alcohol influence the development of Alzheimer's disease?

Research from the University of Illinois at Chicago has found that some of the genes affected by alcohol and inflammation are also implicated in processes that clear amyloid beta—the protein that forms globs of plaques ...

Neuroscience

Brain defense cells live longer than expected

Eliminating pathogens and cellular waste is an important task of microglia, the immune cells of the brain. They are among the group of non-neural brain cells that support the normal function of nerve cells. A new study now ...

Neuroscience

Phagocytes in the brain—good or bad?

The role of microglial cells in neurodegenerative disease is not fully understood. But new results from researchers in Munich and Basel suggest that stimulation of this arm of the immune system might well delay the onset ...

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