Figure 1From: Involvement of dopamine D2 receptor in the diurnal changes of tuberoinfundibular dopaminergic neuron activity and prolactin secretion in female ratsEffects of a D 2 receptor agonist, PHNO (0.1 μg/3 μl, icv), on ME DOPAC/DA ratio (upper) and serum PRL (lower) level in OVX+E 2 rats in the morning. Data are expressed as mean ± SEM (n = 5–7 rats). *, p < 0.05 compared with respective control groups.Back to article page