Dose-Response Relation of CSF Sodium and Renal Sodium Excretion, and Its Absence in Homozygous Brattleboro Rats

Constant intraventricular infusion (3.3–6.6 μ l/min) of artificial cerebrospinal fluid with sodium concentrations of 100, 150, 200, 250, 300, and 350 m M produced a