Gene expression of serotonin and dopamine receptors and monoamine oxidase-A in the brain of dominant and subordinate pubertal domestic pigs (Sus scrofa) fed a β-adrenoreceptor agonist

► Expression of 5-HT1B and MAO-A was suppressed in the amygdale of female pigs. ► 5-HT2B expression was suppressed in the brain areas of female pigs. ► Expression of 5-HT2A was more up-regulated in raphe nucleus of female pigs.