Effects of opiate ligands on intraspecific aggression in crickets

In the cricket Gryllus bimaculatus, the opiate antagonist naloxone, 30 μg in 50 μl into hemolymph per animal, caused a release of intraspecific aggression in male-losers and in females. Naloxone had no significant effect on the aggression of winners and isolated males. The agonist of μ-opiate recept...

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Bibliographic Details
Published in:	Peptides (New York, N.Y. : 1980) Vol. 23; no. 5; pp. 835 - 841
Main Authors:	Dyakonova, Varya, Schürmann, F.-W, Sakharov, D.A
Format:	Journal Article
Language:	English
Published:	United States Elsevier Inc 01-05-2002
Subjects:	Aggression Aggression - drug effects Aggression - physiology Analgesics, Opioid - metabolism Analgesics, Opioid - pharmacology Animals Competitive Behavior - physiology DAGO Enkephalin, Ala-MePhe-Gly- - metabolism Enkephalin, Ala-MePhe-Gly- - pharmacology Female Gryllidae - drug effects Gryllidae - physiology Gryllus bimaculatus Insect Ligands Male Naloxone Naloxone - metabolism Naloxone - pharmacology Narcotic Antagonists - metabolism Narcotic Antagonists - pharmacology Opioid Peptides - agonists Opioid Peptides - antagonists & inhibitors Opioid Peptides - metabolism μ-Opiate receptors DAGO, [d-Ala 2,N-Me-Phe 4,Gly 5-ol]-enkephalin Naloxone Aggression Gryllus bimaculatus DAGO μ-Opiate receptors Insect
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