Published in Physiol Behav on July 01, 1993
The Drosophila circadian pacemaker circuit: Pas De Deux or Tarantella? Crit Rev Biochem Mol Biol (2008) 0.92
Twelve-hour days in the brain and behavior of split hamsters. Eur J Neurosci (2012) 0.83
In synch but not in step: Circadian clock circuits regulating plasticity in daily rhythms. Neuroscience (2016) 0.80
A coupled oscillatory model mimicking avian circadian regulatory systems. J Biol Phys (2000) 0.77
Circadian disruption leads to loss of homeostasis and disease. Sleep Disord (2012) 0.76
Mutagenesis and mapping of a mouse gene, Clock, essential for circadian behavior. Science (1994) 7.83
Positional cloning of the mouse circadian clock gene. Cell (1997) 7.79
The circadian clock mutation alters sleep homeostasis in the mouse. J Neurosci (2000) 2.17
The mouse Clock mutation behaves as an antimorph and maps within the W19H deletion, distal of Kit. Genetics (1997) 1.75
Effects of aging on the circadian rhythm of wheel-running activity in C57BL/6 mice. Am J Physiol (1997) 1.73
Chronic circadian desynchronization decreases the survival of animals with cardiomyopathic heart disease. Am J Physiol (1998) 1.58
Sleep restriction alters the hypothalamic-pituitary-adrenal response to stress. J Neuroendocrinol (2002) 1.31
Sleep-wake regulation is altered in leptin-resistant (db/db) genetically obese and diabetic mice. Am J Physiol Regul Integr Comp Physiol (2008) 1.28
Demonstration of rapid light-induced advances and delays of the human circadian clock using hormonal phase markers. Am J Physiol (1994) 1.21
Daytime naps in darkness phase shift the human circadian rhythms of melatonin and thyrotropin secretion. Am J Physiol Regul Integr Comp Physiol (2000) 1.20
High corticosterone levels in prenatally stressed rats predict persistent paradoxical sleep alterations. J Neurosci (1999) 1.17
Circadian neural rhythms in mammals. Annu Rev Physiol (1985) 1.16
Androgen receptor, estrogen receptor alpha, and estrogen receptor beta show distinct patterns of expression in forebrain song control nuclei of European starlings. Endocrinology (1999) 1.15
The circadian Clock mutation increases exploratory activity and escape-seeking behavior. Genes Brain Behav (2003) 1.13
Exercise-induced promotion of hippocampal cell proliferation requires beta-endorphin. FASEB J (2008) 1.10
Effects of aging on light-induced phase-shifting of circadian behavioral rhythms, fos expression and CREB phosphorylation in the hamster suprachiasmatic nucleus. Neuroscience (1996) 1.06
Locomotor response to an open field during C57BL/6J active and inactive phases: differences dependent on conditions of illumination. Physiol Behav (2000) 1.04
Stimulated activity mediates phase shifts in the hamster circadian clock induced by dark pulses or benzodiazepines. Nature (1989) 1.03
Circadian rhythms and depression: effects of exercise in an animal model. Am J Physiol (1999) 1.02
Multiple circadian oscillators regulate the timing of behavioral and endocrine rhythms in female golden hamsters. Science (1985) 1.02
Automated measurement of mouse freezing behavior and its use for quantitative trait locus analysis of contextual fear conditioning in (BALB/cJ x C57BL/6J)F2 mice. Learn Mem (1999) 1.02
Nocturnal exercise phase delays circadian rhythms of melatonin and thyrotropin secretion in normal men. Am J Physiol (1994) 1.01
Melatonin: effects on the circadian locomotor rhythm of sparrows. Science (1976) 1.01
Sleep deprivation decreases phase-shift responses of circadian rhythms to light in the mouse: role of serotonergic and metabolic signals. Brain Res (2001) 0.99
A benzodiazepine used in the treatment of insomnia phase-shifts the mammalian circadian clock. Nature (1986) 0.98
Overview of circadian rhythms. Alcohol Res Health (2001) 0.98
The effects of social defeat and other stressors on the expression of circadian rhythms. Stress (2002) 0.98
Restraint increases prolactin and REM sleep in C57BL/6J mice but not in BALB/cJ mice. Am J Physiol Regul Integr Comp Physiol (2001) 0.97
5-HT1B receptor-mediated presynaptic inhibition of retinal input to the suprachiasmatic nucleus. J Neurosci (1999) 0.97
Sleep in the Wistar-Kyoto rat, a putative genetic animal model for depression. Neuroreport (2000) 0.95
Estrous correlated modulations of circadian and ultradian wheel-running activity rhythms in LEW/Ztm rats. Physiol Behav (1988) 0.94
Effects of social stimuli on sleep in mice: non-rapid-eye-movement (NREM) sleep is promoted by aggressive interaction but not by sexual interaction. Brain Res (2001) 0.94
Dark pulses affect the circadian rhythm of activity in hamsters kept in constant light. Am J Physiol (1982) 0.93
Altered hormone levels and circadian rhythm of activity in the WKY rat, a putative animal model of depression. Am J Physiol Regul Integr Comp Physiol (2001) 0.93
Depressive-like behavior and stress reactivity are independent traits in a Wistar Kyoto x Fisher 344 cross. Mol Psychiatry (2003) 0.93
Entrainment in calorie-restricted mice: conflicting zeitgebers and free-running conditions. Am J Physiol (1998) 0.92
Familial advanced sleep phase syndrome. Arch Neurol (2001) 0.92
Central administration of muscimol phase-shifts the mammalian circadian clock. J Comp Physiol A (1989) 0.92
Nonphotic phase-shifting in clock mutant mice. Brain Res (2000) 0.91
Noradrenergic activity in rat brain during rapid eye movement sleep deprivation and rebound sleep. Am J Physiol (1995) 0.90
Cell-type specific distribution of chloride transporters in the rat suprachiasmatic nucleus. Neuroscience (2009) 0.90
Developmental hormonal profiles accompanying the neonatal hypothyroidism-induced increase in adult testicular size and sperm production in the rat. Endocrinology (1992) 0.89
Testosterone and photoperiod interact to regulate locomotor activity in male hamsters. Horm Behav (1983) 0.89
Phase response curves to light in young and old hamsters. Am J Physiol (1991) 0.89
Circadian principles and design of rotating shift work schedules. Am J Physiol (1986) 0.89
Aging alters the entraining effects of an activity-inducing stimulus on the circadian clock. Brain Res (1993) 0.89
Grafting fetal suprachiasmatic nuclei in the hypothalamus of old hamsters restores responsiveness of the circadian clock to a phase shifting stimulus. Brain Res (1994) 0.87
Effects of aging on lens transmittance and retinal input to the suprachiasmatic nucleus in golden hamsters. Neurosci Lett (1998) 0.87
Serotonergic modulation of retinal input to the mouse suprachiasmatic nucleus mediated by 5-HT1B and 5-HT7 receptors. J Biol Rhythms (2001) 0.87
Quantitative analysis of the age-related fragmentation of hamster 24-h activity rhythms. Am J Physiol (1997) 0.87
Roles of intensity and duration of nocturnal exercise in causing phase delays of human circadian rhythms. Am J Physiol (1997) 0.87
Two families of phase-response curves characterize the resetting of the hamster circadian clock. Am J Physiol (1992) 0.86
Blockade of singular follicle-stimulating hormone secretion and testicular development in photostimulated Djungarian hamsters (Phodopus sungorus) by a gonadotropin-releasing hormone antagonist. Biol Reprod (1995) 0.86
The suprachiasmatic nuclei: two circadian clocks? Brain Res (1983) 0.86
Gene expression in a subpopulation of luteinizing hormone-releasing hormone (LHRH) neurons prior to the preovulatory gonadotropin surge. J Neurosci (1994) 0.86
Photoperiodicity in the male albino laboratory rat. Nature (1981) 0.86
Effect of one-second light pulses on testicular function and locomotor activity in the golden hamster. Biol Reprod (1983) 0.86
Twenty-four-hour profiles of serum leptin in siberian and golden hamsters: photoperiodic and diurnal variations. Horm Behav (2000) 0.86
Depression: a disorder of timekeeping? Perspect Biol Med (1986) 0.86
Portacaval anastomosis disrupts circadian locomotor activity and pineal melatonin rhythms in rats. Brain Res (1991) 0.85
Melatonin or a melatonin agonist corrects age-related changes in circadian response to environmental stimulus. Am J Physiol Regul Integr Comp Physiol (2001) 0.85
Splitting of the circadian rhythm of activity is abolished by unilateral lesions of the suprachiasmatic nuclei. Science (1982) 0.85
Are the suprachiasmatic nuclei the location of the biological clock in mammals? Nature (1981) 0.85
Lesions of the thalamic intergeniculate leaflet block activity-induced phase shifts in the circadian activity rhythm of the golden hamster. Brain Res (1994) 0.84
Aging and photoperiod affect entrainment and quantitative aspects of locomotor behavior in Syrian hamsters. Am J Physiol (1997) 0.84
The interaction of photoperiod and testosterone on the development of copulatory behavior in castrated male hamsters. Physiol Behav (1978) 0.83
Developmental time course of pubertal and photoperiodic changes in testosterone negative feedback on gonadotropin secretion in the golden hamster. Endocrinology (1983) 0.83
The interaction of castration and photoperiod in the regulation of hypophyseal and serum gonadotropin levels in male golden hamsters. Endocrinology (1975) 0.83
Heterozygosity mapping of partially congenic lines: mapping of a semidominant neurological mutation, Wheels (Whl), on mouse chromosome 4. Genetics (1995) 0.83
Reduced glucose availability attenuates circadian responses to light in mice. Am J Physiol (1999) 0.83
Photoperiodic response in the male laboratory rat. Biol Reprod (1987) 0.83
Similar genetic mechanisms may underlie sleep-wake states in neonatal and adult rats. Neuroreport (2001) 0.83
Photoperiodic regulation of neuroendocrine-gonadal activity. Biol Reprod (1979) 0.83
Modulation of IL-1 beta gene expression in the rat CNS during sleep deprivation. Neuroreport (1996) 0.83
Altered circadian responses to light in streptozotocin-induced diabetic mice. Am J Physiol (1999) 0.83
Comparative effects of a melatonin agonist on the circadian system in mice and Syrian hamsters. Brain Res (1997) 0.83
Effects of aging on entrainment and rate of resynchronization of circadian locomotor activity. Am J Physiol (1992) 0.83
SCN lesions abolish ultradian and circadian components of activity rhythms in LEW/Ztm rats. Am J Physiol (1989) 0.83
Differential effects of melatonin on the testes of photoperiodic and nonphotoperiodic rodents. Biol Reprod (1976) 0.83
Role of the circadian system in reproductive phenomena. Recent Prog Horm Res (1984) 0.82
Circadian and photoperiodic effects of brief light pulses in male Djungarian hamsters. Biol Reprod (1986) 0.82
Photoperiod regulates testis cell apoptosis in Djungarian hamsters. Biol Reprod (1994) 0.81
Rapid photoperiod-induced increase in detectable GnRH mRNA-containing cells in Siberian hamster. Am J Physiol (1997) 0.81
The interaction of the photoperiod and testosterone in regulating serum gonadotropin levels in castrated male hamsters. Endocrinology (1977) 0.81
Role for acetylcholine in mediating effects of light on reproduction. Science (1983) 0.81
Bicuculline and picrotoxin block phase advances induced by GABA agonists in the circadian rhythm of locomotor activity in the golden hamster by a phaclofen-insensitive mechanism. Brain Res (1990) 0.81
A melatonin agonist facilitates circadian resynchronization in old hamsters after abrupt shifts in the light-dark cycle. Brain Res (2000) 0.81
Melatonin-induced inhibition of testicular function in adult golden hamsters. Proc Soc Exp Biol Med (1976) 0.81
Effect of prolonged exposure to nonstimulatory photoperiods on the activity of the neuroendocrine-testicular axis of golden hamsters. Biol Reprod (1975) 0.81
Resynchronisation of a diurnal rodent circadian clock accelerated by a melatonin agonist. Neuroreport (1998) 0.80
Time course of the photoperiod-induced change in sensitivity of the hypothalamic-pituitary axis to testosterone feedback in castrated male hamsters. Endocrinology (1979) 0.80
Neurochemical basis for the photic control of circadian rhythms and seasonal reproductive cycles: role for acetylcholine. Proc Natl Acad Sci U S A (1985) 0.80
Effects of melatonin and 6-methoxybenzoxazolinone on photoperiodic control of testis size in adult male golden hamsters. J Pineal Res (1988) 0.80
Aging alters the phase-resetting properties of a serotonin agonist on hamster circadian rhythmicity. Am J Physiol (1995) 0.80
Altering the mammalian circadian clock with the short-acting benzodiazepine, triazolam. Trends Neurosci (1988) 0.80
Anisomycin, an inhibitor of protein synthesis, perturbs the phase of a mammalian circadian pacemaker. Brain Res (1987) 0.80
Serotonin in the spotlight. Nature (1997) 0.79
Phase-shifting effects of acute increases in activity on circadian locomotor rhythms in hamsters. Am J Physiol (1991) 0.79
Melatonin: antigonadal and progonadal effects in male golden hamsters. Science (1975) 0.79