Blood-brain barrier and ground substance of central nervous system; similarities in development.
D001692:Biological Transport; D001812:Blood-Brain Barrier / Q000502:physiology*; D002490:Central Nervous System / Q000502:physiology*; D005109:Extracellular Matrix; D006801:Humans; D009424:Nervous System Physiological Phenomena
CENTRAL NERVOUS SYSTEM/physiology; HEMATO-ENCEPHALIC BARRIER/physiology