Identification of the NA+/K+-ATPase α-Isoforms in Six Species of Poison Dart Frogs and their Sensitivity to Cardiotonic Steroids. - Medina-Ortiz, Katherine; Navia, Felipe; Mosquera-Gil, Claudia; Sánchez, Adalberto; Sterling, Gonzalo; Fierro, Leonardo; Castaño, Santiago (Journal of Chemical Ecology, 2023)