Table 1.

Inhibitors of tryptophan—kynurenine metabolism and life span of female Drosophila melanogaster (Oregon)

	Control (days)	aMT (days)	5MT (days)
	(n = 50)	(n = 51)	(n = 58)
Mean	40.1	51.7*	48.5*
Std. Err.	1.4	0.9	1.0
Maximum	53	65*	46*

Concentrations of aMT (18.3 mM) and 5MT (34.5 mM); *increase in days in comparison with control group; p < 0.0001, two-way ANOVA.