Spreading depression potential (SDP) in the frog retina.
D000200:Action Potentials; D000818:Animals; D001001:Anura; D013181:Cortical Spreading Depression; D004558:Electric Stimulation; D008027:Light; D008954:Models, Biological; D011188:Potassium / Q000378:metabolism; D012160:Retina / Q000502:physiology*
D011188:Potassium