Pericytes—dainty little cells that decorate the brain’s smallest blood vessels— are drawing growing research interest, and controversy. For one, whether these cells help control cerebral blood flow ...

A recent study reveals that SARS-CoV-2 may damage blood vessels without infecting cells directly. A recent study reveals the details of how SARS-CoV-2 affects pericytes, a cell type critical for the ...

In Alzheimer’s disease, blood flows sluggishly through the brain, partly because Aβ provokes small blood vessels to constrict. In the June 20 Science, researchers led by David Attwell at University ...

Pericytes are a type of cells found in the brain's blood vessels. Using advanced imaging technique, it was found that these cells grow even in the empty spaces when the pericytes die, reveals a new ...

Discovering the role of pericytes in the blood-retinal barrier suggesting pathogenetic insights into diabetic retinopathy, outlines a new report. Inside the eye, at the interface between blood vessels ...

Of all the body’s organs, the brain is the most like Area 51: Entry to the region is severely restricted, thanks to a barricade of cells and molecules known collectively as the blood-brain barrier.