The following articles (labelled with PubMed ID or TBD) are for your review
||1-(m-chlorophenyl)piperazine (mCPP) interactions with neurotransmitter receptors in the human brain.
||Binding characteristics of 3H-prazosin to rat brain alpha-adrenergic receptors.
||Binding characteristics of a radiolabeled agonist and antagonist at central nervous system alpha noradrenergic receptors.
||Alpha-noradrenergic receptor binding in mammalian brain: differential labeling of agonist and antagonist states.