SIK2 inhibition enhances PARP inhibitor activity synergistically in ovarian and triple-negative breast cancers by Lu, Z, Mao, W, Yang, H, Santiago-O'Farrill, JM, Rask, PJ, Mondal, J, Chen, H, Ivan, C, Liu, X, Liu, C-G, Xi, Y, Masuda, K, Carrami, EM, Chen, M, Tang, Y, Pang, L, Lakomy, DS, Calin, GA, Liang, H, Ahmed, AA, Vankayalapati, H, Bast, RC