Clning and Sequence Analysis of a Na+/H+ Antiporter Gene in HalophyteLimonium gmelinii Clning and Sequence Analysis of a Na+/H+ Antiporter Gene in HalophyteLimonium gmelinii Identification and Expression Analysis of emx1 from Paralichthys olivaceus Cloning and Expression of Cellulose Synthase Gene in Ramie [Boehme- ria nivea (Linn.) Gaud.]