Tarchalska B, Kostowski W, Markowska L, Markiewicz L
Pol J Pharmacol Pharm. 1975 Oct;27(Suppl):237-9.
The object of our study was the investigation of the effects of aggressiveness on brain 5-HT concentration in ants genus Formica. The brain concentrations of 5-HT in ants is relatively high. The results indicate that both isolation, interspecies aggressiveness and intraspecies aggressiveness were accompanied by the increased brain serotonin.