Table 1.

Diffusion coefficients in aqueous solution

	BSA	oligo(dA)	oligo(dT)
FCS t (ms)	0.25  ± 0.01	0.34  ± 0.01	0.38  ± 0.01
FCS D (10−7 cm2/s)	7.6  ± 0.1	5.7  ± 0.2	5.0  ± 0.2
FRAP D (10−7 cm2/s)	6.5  ± 0.6	7.0  ± 0.6	4.9  ± 0.6

t, Diffusion time; D, diffusion coefficient. Errors are standard errors of the mean.