DescriptionResearch Work for IAEA (International Atomic Energy Agency) at Vienna University. Equipment for measuring intracellular electrical potentials of cells. A strip of frog muscle, prepared in a petri dish, is placed under the microscope. Micro-electrodes are inserted into a single muscle fibre with a special micro-manipulator. The apparatus is protected from electrical interference by a metallic screen. IAEA/29 Nov.1958/No. 394 - B5. Please credit IAEA
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