High Levels of Extracellular Potassium Can Delay Myxoma Virus Replication by Preventing Release of Virions from the Endosomes.

Potassium (K) is one of the most abundant cations in the human body. Under normal conditions, the vast majority of K is found within cells, and the extracellular [K] is tightly regulated to within 3.0 to 5.