TABLE 1.

Effects of temporal increases in c-di-GMP concentrations on swimming behavior

Light	WT carrying an empty vector		WT(pRed-DGC)
	Avg swimming speed (μm/s) ± SEM	Avg reversal frequency (s−1) ± SEM	Avg swimming speed (μm/s) ± SEM	Avg reversal frequency (s−1) ± SEM
Greena	27 ± 1.5	0.8 ± 0.1	22 ± 1.1	0.9 ± 0.1
Red	24 ± 1.2	0.9 ± 0.1	21 ± 1.2	0.8 ± 0.1
Greenb	26 ± 1.4	1 ± 0.1	24 ± 1.3	0.8 ± 0.1

^aBefore stimulus with red light.

^bAfter stimulus with red light.