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. 2016 Jan 21;21(1):119. doi: 10.3390/molecules21010119

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© 2016 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons by Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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Cell cycle DNA histograms of HeLa cells treated with PBS (Panel A); 4 mg/mL cultivated C. crispus extract (Panel B); and 4 mg/mL wild-harvested P. palmata extract (Panel C) at 24 h. Values represent (from left to right) the percentages of cells in G_o, G₁, S and G₂M phases. * PI intensity, Propidium iodide in arbitrary units of fluorescence intensity.