Figure 4.

Effect of cactus pear extracts on the morphology of ovarian cells. Immortalized ovarian cells and ovarian cancer cells were grown in the absence (control) or presence of different concentrations of cactus extracts. The photographs were taken on day 3 after the removal of medium containing floating cells.

Zou et al. Nutrition Journal 2005 4:25   doi:10.1186/1475-2891-4-25
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