Figure 4From: Biological properties of carotenoids extracted from Halobacterium halobium isolated from a Tunisian solar saltern Morphological changes of Hep-G2 cells treated with the bacterial extract. The cells (104 cells/well) were incubated in the presence of medium alone (A) and CE (0.2-0.5 μM) (B) for 48 h. Morphological changes were observed by microscopy (x50).Back to article page