Delayed light emission from chloroplasts as an indicator of electrical gradients across the thylakoid membranes.
D002463:Cell Membrane Permeability; D002736:Chloroplasts; D002856:Chromatophores / Q000502:physiology; D008163:Luminescent Measurements; D011189:Potassium Chloride / Q000494:pharmacology
D011189:Potassium Chloride