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Points from Foregoing Letters

Nature volume 142, page 758 (22 October 1938) | Download Citation



FROM a study of the action of strychnine and caffeine upon the critical flicker frequency, Prof. N. T. Fedorov and Lucy Mkrticheva conclude that fusion of light flickers in the synapses of the retina during dark and light adaptation results from the resistance offered by these synapses to the passage of impulses set up in the cones and rods of the retina, so that the impulses undergo deformation and enlargement.

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