Letter | Published:

Relationship between Serotonin and the Circadian Rhythm in some Nocturnal Moths

Naturevolume 214pages386387 (1967) | Download Citation



THE presence of serotonin has been reported in various insect tissues; mainly in connexion with the venom glands of Hymenoptera1,2, in head, thorax and abdomen or total insect extracts2,3 and in the corpora cardiaca4. In several cases the corpora cardiaca and corpora allata have shown a relationship to a circadian rhythm5–8, but the nature of the activating material secreted has remained obscure.

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  1. 1

    Jaques, R., and Schachter, M., Brit. J. Pharmacol., 9, 53 (1954).

  2. 2

    Welsh, J. H., and Moorhead, M. J., Neurochem., 6, 146 (1960).

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    Bertaccini, G., Neviani, D. E., and Roseghini, M., J. Insect Physiol., 11, 1055 (1965).

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    Gresch, M., Fischer, F., Unger, H., and Kabitza, W., Z. Naturf., 15, 351 (1961).

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    Mothes, G., Zool. Jahrb., Allg. Zool. Physiol. Tiere, 69, 133 (1960).

  6. 6

    Bunning, E., and Joerrens, G., Z. Naturf., 17b, 57 (1962).

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    Harker, J. E., J. Exp. Biol., 37, 154, 164 (1960).

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    Klug, H., Wiss. Z. Humboldt-Univ. Berlin, 8, 405 (1958).

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    Fowler, D. J., and Goodnight, D. J., Science, 152, 1078 (1966).

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    Barka, T., and Anderson, P. J., Histochemistry (Harper and Row, New York, 1963).

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    Thomsen, E., J. Exp. Biol., 31, 322 (1954).

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  1. Department of Zoology and Applied Entomology, Imperial College of Science and Technology, Ashurst Lodge, Sunninghill, Ascot, Berkshire

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