Removing a blood clot from a large brain artery, then injecting the clot-dissolving drug tenecteplase into the artery resulted in stroke survivors being more likely to have better function 90 days ...

Blood is one of the oldest drugs in the world, but after many decades of research, it is still not always clear when a blood transfusion should be given. A large trial published in the New England ...

Our brain is a fortress. Its delicate interior is completely surrounded by a protective wall called the blood-brain barrier. True to its name, the barrier separates contents in the blood and the brain ...

Peter Searson is leading a Johns Hopkins University team that is unravelling how Alzheimer's and other diseases disrupt the blood-brain barrier, the complex interface that allows or blocks the passage ...