Fig. 1From: Cytotoxic, apoptotic, and genetic evaluations of Nigella sativa essential oil nanoemulsion against human hepatocellular carcinoma cell linesAppearance of the water-based N. sativa essential oil nanoemulsions (after 48 h equilibration at 25 °C). Vials from left: nanoemulsion (F2), middle: pure unformulated essential oil, right: nanoemulsion (F1)Back to article page