title: A radioreceptor assay for opiate drugs in human cerebrospinal fluid and plasma.
mesh_terms: D000818:Animals; D001667:Binding, Competitive; D001921:Brain / Q000378:metabolism; D002047:Buprenorphine / Q000378:metabolism; D006801:Humans; D009294:Narcotics / Q000097:blood / Q000134:cerebrospinal fluid*; D011869:Radioligand Assay / Q000379:methods; D051381:Rats; D011919:Rats, Inbred Strains; D011957:Receptors, Opioid / Q000378:metabolism
chemical_list: D009294:Narcotics; D011957:Receptors, Opioid; D002047:Buprenorphine