Abstract
IN a previous paper1 we indicated that the retinal slow potential, a generator potential, of the horseshoe crab (Tachypleus tridentatus) decreased in its amplitude as the time in darkness before illumination is reduced, even if stimuli of equal intensity and duration were applied. This depressive effect of the short time-interval is compatible with the ‘depression’2 or ‘refractoriness’8 of the receptor potential of the Pacinian corpuscles. It was found that the grade of ‘depression’ as well as the amplitude of the retinal slow potential is affected by changes in temperature, though the resting potential seems to be little influenced.
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KIKUCHI, R., NAITO, K. & MINAGAWA, S. Effect of Temperature on the Retinal Slow Potential of the Horseshoe Crab. Nature 190, 1011–1012 (1961). https://doi.org/10.1038/1901011a0
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DOI: https://doi.org/10.1038/1901011a0
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