FIGURE 1.

(A–C) [³H]N-α-methylhistamine binding sites in the cat posterior hypothalamus. Coronal sections from three representative control and vestibular-lesioned cats showing decrease of H₃ receptor binding sites in the different structures of the posterior hypothalamus 1 (B) or 3 (C) weeks after unilateral vestibular neurectomy, as compared to controls (A). HLA, lateral hypothalamic area; HPA, posterior hypothalamic area; HDA, dorsal hypothalamic area; F, fornix; TMN, tuberomammillary nucleus; 3V, third ventricle. Bar: 1 mm.