Figure 1 .

Quantification of fractionated serum DNA derived from ovarian cancer patients. The box plot shows the results of spectrophotometrical quantification of cirDNA in the HMWF and the LMWF derived from blood serum of ovarian cancer patients before surgery and after chemotherapy. Statistical significance according to the Mann–Whitney-U test for the non-parametric comparison of two independent variables is indicated.

Kuhlmann et al. BMC Cancer 2012 12:325   doi:10.1186/1471-2407-12-325
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