Expression analysis of MnSOD gene and C4H gene in Kandelia candel under naphthalene stress Role of NF-κB in the induction of delayed preconditioning in rat heart by pretreatment with Sini decoction Cloning and Functional Characterization of Three Superoxide Dismutases Genes from Halophyte Salicornia europaea and Thellungiella halophila