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. Author manuscript; available in PMC: 2008 Sep 7.
Published in final edited form as: Biochem Biophys Res Commun. 2007 Jul 5;360(4):797–801. doi: 10.1016/j.bbrc.2007.05.228

FIG. 2.

FIG. 2

Probability density functions of angles, p(Δt,θ), for baseline condition (23°C) at different time intervals Δt, (a) from 0.08 s to 6.60 s and (b) from 6.60 s to 60.25 s. p(Δt,θ) is computed from the same bead trajectories as <r2(Δt)> (Fig. 1), averaging over 428 beads, yielding from 1.7×106 events at Δt = 0.082 s down to 1.3×103 events at Δt = 60.25 s. When averaging, time intervals do not overlap in order to avoid artifactual correlations between angles. Bin size is 2π/15. Solid line is uniform distribution u(θ) = 1/2π.