Figure 1.

In vitro antiproliferative-cytotoxic activity of the (A) CHE, (B) CDE and (C) CME crude propolis extracts on five different human cancer cell lines after exposure to the test extracts for 72 h. The data, as the percentage of viable cells relative to that of the control, are expressed as the mean ± 1 SE.

Teerasripreecha et al. BMC Complementary and Alternative Medicine 2012 12:27   doi:10.1186/1472-6882-12-27
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