The effects of morphine-like compounds on the light responses of the brine shrimp Artemia salina.
D000818:Animals; D033364:Decapoda / Q000187:drug effects*; D007981:Levorphanol / Q000008:administration & dosage / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D008027:Light; D008691:Methadone / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D008722:Methods; D009019:Morphinans / Q000494:pharmacology; D009020:Morphine / Q000037:antagonists & inhibitors / Q000494:pharmacology*; D009269:Nalorphine / Q000494:pharmacology; D010424:Pentobarbital / Q000494:pharmacology; D013997:Time Factors
D009019:Morphinans; D007981:Levorphanol; D009020:Morphine; D010424:Pentobarbital; D009269:Nalorphine; D008691:Methadone