Effects of morphine administration were investigated on avoidance behavior in five rat strains. Strain-dependent facilitation or suppression of avoidance acquisition was found in animals tested 1 h after the last administration of morphine. Significant strain differences were found in the incidences
Genetic and littermate influences on yawning in two selectively bred strains of rats
✍ Scribed by Alejandro Moyaho; Margarita Barajas; Araceli Ugarte; José R. Eguibar
- Publisher
- John Wiley and Sons
- Year
- 2009
- Tongue
- English
- Weight
- 174 KB
- Volume
- 51
- Category
- Article
- ISSN
- 0012-1630
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Any adequate evaluation of the behavioral effects of a pharmacological compound, particularly where it is assumed to act upon the nervous system, must include consideration of at least three individual factors: (a) the designated activity whereby the effect is to be measured; (b) the dosage function
The action of 20 mg/kg, i.p. of the drug prenylamine (Segontin) upon two forms of exploratory activity was examined in strains of rats selectively bred for differences in emotionality. The drug significantly depressed ambulation in an Open Field arena compared to placebo and although not apparently