TABLE 2.

Effects of microbiota (conventional vs axenic) on TAG levels of flies reared on specific combinations of dietary yeast and preservatives: ANOVA analysis stratified by yeast and preservatives (joint tests)

Yeast	Preservative	Estimate	SE	df	t ratio	P valuea
A	1	0.231	0.428	106	-0.541	0.5898
B	1	0.748	0.428	106	-1.748	0.0833
A	2	1.131	0.439	106	-2.575	0.0114
B	2	0.599	0.428	106	1.401	0.1642
A	None	1.152	0.439	106	2.622	0.0100
B	None	1.135	0.428	106	2.653	0.0092

^a Tukey corrected.