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    Article

    Pineal-dependent locomotor activity of lamprey, Lampetra japonica, measured in relation to LD cycle and circadian rhythmicity

    Locomotor activity of the river lamprey, Lampetra japonica, was investigated under a light-dark (LD 12∶12) cycle and under continuous dark conditions. Intact lampreys were entrained to the light:dark cycle. They ...

    Yukitomo Morita, Mitsuo Tabata, Katsuhisa Uchida in Journal of Comparative Physiology A (1992)

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    Article

    Thresholds of retinal and extraretinal photoreceptors measured by photobehavioral response in catfish,Silurus asotus

    Light thresholds of retinal and extraretinal photoreceptors in catfish were examined by the photobehavioral response using a method in which reflex body movements are recorded. Thresholds were determined in si...

    Mitsuo Tabata, Maung Minh-Nyo, Mikio Oguri in Journal of Comparative Physiology A (1989)