Effect of ribonucleic acid (RNA) extracted from the brain of trained animals on learning in rats. 3. Results obtained with an improved procedure.
D000818:Animals; D001923:Brain Chemistry; D007858:Learning / Q000187:drug effects*; D008722:Methods; D012313:RNA / Q000494:pharmacology*; D051381:Rats; D014163:Transfer, Psychology
D012313:RNA