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Articles (169)

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1-10 of 169 results for long photoperiod

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Select article: Ontogeny of the Daily Profile of Plasma Melatonin in European Starlings Raised under Long or Short Photoperiods

Free access

Research article

First published 2002-06

Ontogeny of the Daily Profile of Plasma Melatonin in European Starlings Raised under Long or Short Photoperiods

Alistair Dawson, Thomas J. Van't Hof

Journal of Biological Rhythms

Select article: Perinatal Photoperiod Has Long-Term Effects on the Rest-Activity Cycle and Sleep in Male and Female Mice

Open access

Research article

First published 2025-2

Perinatal Photoperiod Has Long-Term Effects on the Rest-Activity Cycle and Sleep in Male and Female Mice

Rick van Dorp, Tom Deboer

Journal of Biological Rhythms

Select article: Circannual Phase Response Curves to Short and Long Photoperiod in the European Hamster

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Research article

First published 2009-10

Circannual Phase Response Curves to Short and Long Photoperiod in the European Hamster

Stefanie Monecke, Michel Saboureau, André Malan [...]

Journal of Biological Rhythms

Select article: Dynamics of the Adjustment of Clock Gene Expression in the Rat Suprachiasmatic Nucleus to an Asymmetrical Change from a Long to a Short Photoperiod

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Research article

First published 2007-06

Dynamics of the Adjustment of Clock Gene Expression in the Rat Suprachiasmatic Nucleus to an Asymmetrical Change from a Long to a Short Photoperiod

Alena Sumová, Zuzana Kováčiková, Helena Illnerová

Journal of Biological Rhythms

Select article: Long Photoperiod Restores the 24-h Rhythm of Sleep and EEG Slow-Wave Activity in the Djungarian Hamster ( Phodopus sungorus )

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Research article

First published 2000-10

Long Photoperiod Restores the 24-h Rhythm of Sleep and EEG Slow-Wave Activity in the Djungarian Hamster ( Phodopus sungorus )

Tom Deboer, Vladyslav V. Vyazovskiy, Irene Tobler

Journal of Biological Rhythms

Select article: Adaptation of Drosophila melanogaster to Long Photoperiods of High-Latitude Summers Is Facilitated by the ls-Timeless Allele

Open access

Research article

First published 2022-4

Adaptation of Drosophila melanogaster to Long Photoperiods of High-Latitude Summers Is Facilitated by the ls-Timeless Allele

Peter Deppisch, Johanna M. Prutscher, Mirko Pegoraro [...]

Journal of Biological Rhythms

Select article: Timing of Testicular Recrudescence in Siberian Hamsters Is Unaffected by Pinealectomy or Long-Day Photoperiod after 9 Weeks in Short Days

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Research article

First published 2000-10

Timing of Testicular Recrudescence in Siberian Hamsters Is Unaffected by Pinealectomy or Long-Day Photoperiod after 9 Weeks in Short Days

Hannah C. Anchordoquy, G. Robert Lynch

Journal of Biological Rhythms

Select article: Illuminance Threshold for Maintenance of Testes in Syrian Hamsters (Mesocricetus auratus) Is Higher in Continuous Light than in Long Photoperiods

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Research article

First published 1990-06

Illuminance Threshold for Maintenance of Testes in Syrian Hamsters (Mesocricetus auratus) Is Higher in Continuous Light than in Long Photoperiods

Charles E. McCormack

Journal of Biological Rhythms

Select article: The Ability to Entrain to Long Photoperiods Differs between 3 Drosophila melanogaster Wild-Type Strains and Is Modified by Twilight Simulation

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Research article

First published 2012-2

The Ability to Entrain to Long Photoperiods Differs between 3 Drosophila melanogaster Wild-Type Strains and Is Modified by Twilight Simulation

Dirk Rieger, Nicolai Peschel, Verena Dusik [...]

Journal of Biological Rhythms

Select article: Plasticity in Photoperiodism: Drosophila montana Females Have a Life-Long Ability to Switch From Reproduction to Diapause

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Research article

First published 2022-10

Plasticity in Photoperiodism: Drosophila montana Females Have a Life-Long Ability to Switch From Reproduction to Diapause

Pekka Lankinen, Chedly Kastally, Anneli Hoikkala

Journal of Biological Rhythms

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