Anti-proliferative effect of ( 19Z ) -halichondramide , a novel marine macrolide isolated from the sponge Chondrosia corticata , is associated with G2/M cell cycle arrest and suppression of mTOR signaling in human lung cancer cells .
O O O B-MAT I-MAT I-MAT I-MAT O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O