A Carotenoid Extract from a Southern Italian Cultivar of Pumpkin Triggers Nonprotective Autophagy in Malignant Cells

Figure 1

Effects on cell growth of CEN on Caco-2 (a) and SAOs (b) cell lines. Cells were treated with different doses of NE and CEN (400 and 200 μg/ml, w/v, resp.) and counted at the indicated times using Trypan blue method, as described in Materials and Methods. Line graphs represent the mean of three experiments (±SD). Symbols indicate significance: and with respect to untreated and NE.

(a)

(b)