Notably, plasma levels of neurogranin 72 h after stroke were weakly inversely related to the CSF/serum ratio of albumin (r = −0.330; P < 0.05) and, at 3 months after stroke onset, to the distance between the infarction and the ventricles (r = −0.688; P < 0.05). Here, NRGN is linked to infarction.