K⁺

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

Translingual[edit]

Symbol[edit]

K⁺

  1. (chemistry) a radical cation of potassium with a charge number of 1
    • 1988 April 1, Christopher Miller; Stahl, Neil; Barrol, Margaret, “A thermodynamic analysis of monovalent cation permeation through a K⁺-selective ion channel”, Neuron, page 159: 
      For Li⁺, Na⁺, K⁺, and Rb⁺, the enthalpy of binding to the channel is close to zero.
    • 2008 June 1, David Daniels, “Ion Channels Play Key Role in R&D”, Genetic Engineering & Biotechnology News, volume 28, number 11, ISSN 1935-472X, OCLC 77706455, page 24: 
      Ion channels, which facilitate this movement, are protein assemblies that penetrate the membrane and catalyze passage of specific ions such as sodium (Na+), potassium (K+), or calcium (Ca2+) into or out of the cell down the electrochemical gradient.