title: Nasal absorption of leucine enkephalin in rats and the effects of aminopeptidase inhibition, as determined from the percentage of the dose unabsorbed.
authors.affiliation: Du Pont Merck Pharmaceutical Company, Wilmington, Delaware 19880-0400.
authors.forename: M A
authors.initials: MA
authors.lastname: Hussain
authors.forename: B J
authors.initials: BJ
authors.lastname: Aungst
mesh_terms: D000042:Absorption; D000595:Amino Acid Sequence; D000626:Aminopeptidases / Q000037:antagonists & inhibitors*; D000818:Animals; D001896:Boron Compounds; D004743:Enkephalin, Leucine / Q000493:pharmacokinetics*; D006207:Half-Life; D007930:Leucine / Q000031:analogs & derivatives / Q000494:pharmacology; D008297:Male; D008969:Molecular Sequence Data; D009297:Nasal Mucosa / Q000378:metabolism*; D011480:Protease Inhibitors / Q000494:pharmacology; D051381:Rats
chemical_list: D001896:Boron Compounds; D011480:Protease Inhibitors; C064506:boroleucine; D004743:Enkephalin, Leucine; D000626:Aminopeptidases; D007930:Leucine