Triggering of apoptosis and cell cycle arrest by fennel and clove oils in Caco-2 cells: the role of combination. - El-Garawani, Islam M.; El-Nabi, Sobhy Hassab; Dawoud, Gouda T.; Esmail, Shaimaa M.; Abdel Moneim, Ahmed E. (Toxicology Mechanisms & Methods, 2019)