plants Article A Cyclic Nucleotide-Gated Channel, HvCNGC2-3, Is Activated by the Co-Presence of Na+ and K+ and Permeable to Na+ and K+ Non-Selectively Izumi C. Mori 1 ID , Yuichi Nobukiyo 1, Yoshiki Nakahara 1, Mineo Shibasaka 1, Takuya Furuichi 1,2 and Maki Katsuhara 1,* 1 ...