Nuclear sodium and potassium.
D000818:Animals; D001693:Biological Transport, Active; D002467:Cell Nucleus / Q000378:metabolism*; D003593:Cytoplasm / Q000378:metabolism; D005260:Female; D009685:Nuclear Envelope / Q000378:metabolism; D009865:Oocytes / Q000378:metabolism; D011188:Potassium / Q000378:metabolism*; D011894:Rana pipiens; D012964:Sodium / Q000378:metabolism*; D014562:Caudata
D012964:Sodium; D011188:Potassium