Kolaczkowska E, Menaszek E, Seljelid R, Plytycz B
Department of Experimental Pathology, Institute of Medical Biology, University of Tromsø, Norway.
Pol J Pharmacol. 2000 Jul-Aug;52(4):323-6.
Morphine-induced inhibition of peritoneal inflammation, consistently recorded in several murine strains and in fish (salmon and goldfish), was not observed in the investigated species of anuran amphibians (Rana temporaria, Rana esculenta and Bombina bombina).