Assertion: magnesium | /r/CapableOf | keep potassium
Facets:
value: at potassium
type: OTHER
value: at low concentrations
type: OTHER
value: inside cells
type: LOCATION
Source sentences:
text: Magnesium is vital for the proper function of sodium-potassium pumps in the cell membranes, keeping potassium inside cells at high concentrations and potassium in the blood at low concentrations.