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Research article

First published 1999-06

Light and Diurnal Cycle Affect Human Heart Rate: Possible Role for the Circadian Pacemaker

Frank A.J.L. Scheer, Lorenz J. P. van Doornen, Ruud M. Buijs

Journal of Biological Rhythms

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Research article

First published 2001-10

Cycle of period Gene Expression in a Diurnal Mammal ( Spermophilus tridecemlineatus ): Implications for Nonphotic Phase Shifting

N. Mrosovsky, K. Edelstein, M. H. Hastings [...]

Journal of Biological Rhythms

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Research article

First published 2016-12

Formation and Persistence of Brine on Mars: Experimental Simulations throughout the Diurnal Cycle at the Phoenix Landing Site

E. Fischer, G.M. Martínez, N.O. Rennó

Astrobiology

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Research article

First published 1973-4

Changes in Peripheral Plasma Progesterone During the Rat 4-Day Estrous Cycle: An Adrenal Diurnal Rhythm 1

David R. Mann, Charles A. Barraclough

Experimental Biology and Medicine

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Research article

First published 2025-6

Daytime aversive stimuli do not phase shift behavioral rhythms under light-dark cycles in a strictly diurnal rodent

Victor Y. Zhang, G. J. Kenagy, Horacio O. de la Iglesia

Journal of Biological Rhythms

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Research article

First published 1966-10

Diurnal Cycles and Work-Rest Scheduling in Unusual Environments 1

Richard Trumbull

Human Factors: The Journal of the Human Factors and Ergonomics Society

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Research article

First published 1967-04

On The Presence of a Rhythmic,Diurnal,Oral Instinctual Drive Cycle in Man A Preliminary Report

Stanley Friedman, Charles Fisher

Journal of the American Psychoanalytic Association

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Research article

First published 2005-10

Shortened Seasonal Photoperiodic Cycles Accelerate Aging of the Diurnal and Circadian Locomotor Activity Rhythms in a Primate

F. Cayetanot, E. J. W. Van Someren, M. Perret [...]

Journal of Biological Rhythms

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Research article

First published 2011-3

Subjective Mild Depressive Symptoms are Associated With Abnormal Diurnal Cycle of Salivary Cortisol in Older Adults

Joana Bisol Balardin, Gustavo Vedana, Clarice Luz [...]

Journal of Geriatric Psychiatry and Neurology

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Research article

First published 2008-08

Circadian Regulation of Bioluminescence in the Prey-Luring Glowworm,Arachnocampa flava

David J. Merritt, Sakiko Aotani

Journal of Biological Rhythms

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