Title: Intracellular Na+ activates a K+ channel in mammalian cardiac cells.

Authors: M Kameyama, M Kakei, R Sato, T Shibasaki, H Matsuda, H Irisawa

Journal, date & volume: Nature, 1984 May 24-30 , 309, 354-6

PubMed link: http://www.ncbi.nlm.nih.gov/pubmed/6328309

Abstract