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. 2011 Jan 5;100(1):251–259. doi: 10.1016/j.bpj.2010.11.043

Figure 1.

Figure 1

Analysis of beating frequency of CMs before and after laser irradiation, as required for collection of Raman spectra. (A and B) Phase-contrast image before (A) and after (B) irradiation. (C) Initial frequencies and frequency changes after laser irradiation. Error bars represent the variability in frequency measurement (SD) at various positions in each cell.