Growth and Viability of Cutaneous Squamous Cell Carcinoma Cell Lines Display Different Sensitivities to Isoform-Specific Phosphoinositide 3-Kinase Inhibitors oleh Viviana Mannella, Kira Boehm, Suheyla Celik, Tasnim Ali, Amnah N. Mirza, Mariam El Hasnaouy, Andreas Kaffa, Yanshuang Lyu, Donya Kafaei Golahmadi, Irene M. Leigh, Daniele Bergamaschi, Catherine A. Harwood, Tania Maffucci