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Neurohumoral basis of circadian rhythmicity in Nephrops norvegicus (L) |
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| Authors: | H. Aréchiga R. J. A. Atkinson J. A. Williams |
| Affiliation: | 1. Department of Marine Biology , University of Liverpool , Port Erin, Isle of Man;2. Departmento de Fisiología, Centro de Investigation y Estudios Avanzados , Instituto Politécnico Nacional , (on leave of absence from Departamento de Fisiología, Facultad de Medicina, U.N.A.M., México)., México;3. University Marine Biological Station , Millport, Isle of Cumbrae, Scotland , KA28 0EG;4. Department of Marine Biology , University of Liverpool , Port Erin, Isle of Man |
| Abstract: | A circadian rhythm of activity is demonstrated in single neurons of Nephrops norvegicus (L.). Eyestalk extracts depress neural and locomotor activity. Entrainment of rhythmicity is achieved by the environmental light cycle, apparently acting through the eye. |
| Keywords: | Oyster drills barnacles Urosalpinx cinerea Eupleura caudata ingestive conditioing predator‐prey chemoreception Crassostrea virginica |