A large change in dye absorption during the action potential.
D000200:Action Potentials; D000818:Animals; D001369:Axons / Q000378:metabolism / Q000502:physiology*; D001692:Biological Transport; D049832:Decapodiformes; D005456:Fluorescent Dyes; D008839:Microelectrodes; D012623:Seawater; D013050:Spectrometry, Fluorescence; D013053:Spectrophotometry; D013997:Time Factors
D005456:Fluorescent Dyes