A CYTOCHEMICAL AND ELECTRON MICROSCOPE STUDY OF CHANNELS IN THE SCHWANN CELLS SURROUNDING LOBSTER GIANT AXONS

From the Department of Biological Sciences, Columbia University, New York 10027; The Department of Physiology, Rutgers University Medical School, New Brunswick, New Jersey 08903; and the Marine Biological Laboratory, Woods Hole, Massachusetts 02543

From the Department of Biological Sciences, Columbia University, New York 10027; The Department of Physiology, Rutgers University Medical School, New Brunswick, New Jersey 08903; and the Marine Biological Laboratory, Woods Hole, Massachusetts 02543

From the Department of Biological Sciences, Columbia University, New York 10027; The Department of Physiology, Rutgers University Medical School, New Brunswick, New Jersey 08903; and the Marine Biological Laboratory, Woods Hole, Massachusetts 02543