1. Multiple opiate receptors: different regional distribution in the brain and differential binding of opiates and opioid peptides;Chang;Molec. Pharmacol.,1979
2. Characterization of morphine-like peptides (endorphins) from pituitary;Cox;Brain Research,1976
3. Differentiation of delta and mu opiate receptor localizations by light micrsocopic autoradiography;Goodman,1980
4. In vitro autoradiography of opiate receptors in rat brain suggests loci of ‘opiatergic’ pathways;Herkenham,1980
5. Identification of two related pentapeptides from the brain with potent opiate agonist activity;Hughes;Nature (Lond.),1975