β carotene
Aly, H. F., F. K. El-Baz, A. Salamabeer, H. I. Elaskary, A. M..Khalil, and S. I. Ali,
"Assessment of β-carotenoids extracted from Dunaliella salina microalgae:Toxicological aspects",
Egyptian Journal of Chemistry, vol. 65, issue 6, pp. 727-739, Submitted.