They found that the leaks in the blood -
brain barrier closed up in a matter of hours.
After the ultrasound treatment was finished, the blood -
brain barrier closed back up.
Not exact matches
Previous theories that this blood -
brain barrier was mostly impenetrable to cells or drugs have been proved to be only half - true: the
barrier can be opened and
closed.
Because the blood -
brain barrier made it impossible for the T cells to affect the
brain from the inside, Kipnis wondered whether they were maximizing their long - distance influence by getting as
close as they could to the
brain.