Genetics

Scientists use blood test to track gene expression in the brain

The brain is the most protected organ in the body, sheathed in a complex and nearly impenetrable barrier of specialized blood vessels. While this particular anatomical setup protects it from outside invaders, it also makes ...

Oncology & Cancer

How tumors transform blood vessels

Increasingly dense cell clusters in growing tumors convert blood vessels into fiber-filled channels. This makes immune cells less effective, as findings by researchers from ETH Zurich and the University of Strasbourg suggest. ...

Neuroscience

New discoveries about the origin of the brain's immune system

What gets into the brain and what doesn't is strictly regulated. Researchers at the Faculty of Medicine at the University of Freiburg have now studied phagocytes that coat the blood vessels in the brain and reinforce the ...

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