Cystathionine-β-synthase is essential for AKT-induced senescence and suppresses the development of gastric cancers with PI3K/AKT activation oleh Haoran Zhu, Keefe T Chan, Xinran Huang, Carmelo Cerra, Shaun Blake, Anna S Trigos, Dovile Anderson, Darren J Creek, David P De Souza, Xi Wang, Caiyun Fu, Metta Jana, Elaine Sanij, Richard B Pearson, Jian Kang