MeSH definition : The barrier between the perineurium of PERIPHERAL NERVES and the endothelium (ENDOTHELIUM,
VASCULAR) of endoneurial CAPILLARIES. The perineurium acts as a diffusion barrier,
but ion permeability at the blood-nerve barrier is still higher than at the BLOOD-BRAIN
BARRIER.;
The barrier between the perineurium of PERIPHERAL NERVES and the endothelium (ENDOTHELIUM,
VASCULAR) of endoneurial CAPILLARIES. The perineurium acts as a diffusion barrier,
but ion permeability at the blood-nerve barrier is still higher than at the BLOOD-BRAIN
BARRIER.