Molecular analysis of the Neurospora clock: cloning and characterization of the frequency and period-4 genes.

abstract：:Sleep-wake regulation involves reciprocal interactions between sleep- and wake-promoting processes that inhibit one another. To uncover the signatures of the opponent processes underlying ultradian sleep cycles, principal component analysis was performed on the sets of 16 single-Hz log-transformed electroencephalograp...

journal_title：Chronobiology international

authors： Putilov AA

更新日期：2011-05-01 00:00:00

abstract：:The aim of this study was to determine the relationship between pilot workload, performance, subjective fatigue, sleep duration, number of sectors and flight duration during short-haul operations. Ninety pilots completed a NASA Task Load Index, Psychomotor Vigilance Task and a Samn-Perelli fatigue scale on top-of-desc...

journal_title：Chronobiology international

authors： Arsintescu L,Chachad R,Gregory KB,Mulligan JB,Flynn-Evans EE

更新日期：2020-08-24 00:00:00

abstract：:Seasonal Affective Disorder (SAD) is a condition of regularly occurring depressions in winter with a remission the following spring or summer. In addition to depressed mood, the patients tend to experience increased appetite and an increased duration of sleep during the winter. SAD is a relatively common condition, af...

journal_title：Chronobiology international

authors： Magnusson A,Boivin D

更新日期：2003-03-01 00:00:00

abstract：:Eight diurnally active (approximately 0730-1100 hr) adults (41-61 yr) suffering from nocturnal asthma volunteered for a double-blind, cross-over randomized study of a once-daily dosing (600-900 mg/24 hr) of Armophylline (Rorer s.a., France), a sustained-release theophylline given either at 0800 hr or 2000 hr for 8-day...

journal_title：Chronobiology international

authors： Reinberg A,Pauchet F,Ruff F,Gervais A,Smolensky MH,Levi F,Gervais P,Chaouat D,Abella ML,Zidani R

更新日期：1987-01-01 00:00:00

abstract：:Despite research indicating that sleep disorders influence reproductive health, the effects of sleep on reproductive hormone concentrations are poorly characterized. We prospectively followed 259 regularly menstruating women across one to two menstrual cycles (the BioCycle Study, 2005-2007), measuring fasting serum ho...

journal_title：Chronobiology international

authors： Michels KA,Mendola P,Schliep KC,Yeung EH,Ye A,Dunietz GL,Wactawski-Wende J,Kim K,Freeman JR,Schisterman EF,Mumford SL

更新日期：2020-02-01 00:00:00

abstract：:Daily schedules of many organisms, including birds, are thought to affect fitness. Timing in birds is based on circadian clocks that have a heritable period length, but fitness consequences for individuals in natural environments depend on the scheduling of entrained clocks. This chronotype, i.e., timing of an individ...

journal_title：Chronobiology international

authors： Lehmann M,Spoelstra K,Visser ME,Helm B

更新日期：2012-10-01 00:00:00

abstract：:A synopsis of the effects of exercise on the circadian system in nocturnal rodents is followed by a review of the few studies investigating the influence of exercise on the human circadian system. It is premature to make specific recommendations about using exercise to promote synchronization in people because of the ...

journal_title：Chronobiology international

authors： Redlin U,Mrosovsky N

更新日期：1997-03-01 00:00:00

abstract：:Data on sleep or circadian abnormalities and metabolic disturbances in euthymic bipolar disorders are scarce and based on small sample sizes. The aim of this study was to explore the associations between sleep disturbances, chronotype and metabolic components in a large sample of euthymic patients with bipolar disorde...

journal_title：Chronobiology international

authors： Godin O,Henry C,Leboyer M,Azorin JM,Aubin V,Bellivier F,Polosan M,Courtet P,Gard S,Kahn JP,Loftus J,Passerieux C,Costagliola D,Etain B

更新日期：2017-01-01 00:00:00

abstract：:Flexible working hours can have several meanings and can be arranged in a number of ways to suit the worker and/or employer. Two aspects of "flexible" arrangement of working hours were considered: one more subjected to company control and decision (variability) and one more connected to individual discretion and auton...

journal_title：Chronobiology international

authors： Costa G,Sartori S,Akerstedt T

更新日期：2006-01-01 00:00:00

abstract：:In 33 patients with heart failure (NYHA II-III), the 24-h blood pressure rhythm was examined before and after the titration period of two ACE inhibitors. Blood pressure was measured by the oscillometric method using the blood pressure monitor 90202 from SpaceLabs, Inc. The measurements were taken from 06:00 to 22:00 h...

journal_title：Chronobiology international

authors： Osterziel KJ,Dietz R,Lemmer B

更新日期：1991-01-01 00:00:00

abstract：:Sleep-related problems, such as symptoms of insomnia, daytime sleepiness, shorter sleep duration, or a delayed sleep-wake schedule, are known to be risk factors for depression. In general, depression is more prevalent in women than in men, but sleep-related problems do not necessarily show similar gender predominance....

journal_title：Chronobiology international

authors： Morita Y,Sasai-Sakuma T,Asaoka S,Inoue Y

更新日期：2015-01-01 00:00:00

abstract：:Light and temperature cycles are the most important synchronizers of biological rhythms in nature. However, the relative importance of each, especially when they are not in phase, has been poorly studied. The aim of this study was to analyze the entrainment of daily locomotor activity to light and/or temperature cycle...

journal_title：Chronobiology international

authors： López-Olmeda JF,Madrid JA,Sánchez-Vázquez FJ

更新日期：2006-01-01 00:00:00

abstract：:Circadian rhythms in plants are liable to masking, i.e. alterations by environmental influencing agents. Experiments have been reported for both positive and negative masking, attributed to a Zeitgeber which may either increase or decrease the amplitude of a circadian rhythm (CR). In some instances, the CR may even be...

journal_title：Chronobiology international

authors： Vanden Driessche T,Guisset JL,Gaspar T,Kevers C,Koukkari WL

更新日期：1989-01-01 00:00:00

abstract：:One of the supposed mechanisms that may lead to breast cancer (BC) is an alteration of circadian gene expression and DNA methylation. We undertook an integrated approach to identify methylation pattern of core circadian promoter regions in BC patients with regard to clinical features. We performed a quantitative methy...

journal_title：Chronobiology international

authors： Lesicka M,Jabłońska E,Wieczorek E,Seroczyńska B,Kalinowski L,Skokowski J,Reszka E

更新日期：2019-08-01 00:00:00

abstract：:The regulation of genetic expression is tightly controlled and well balanced in the organism by different epigenetic mechanisms such as DNA methylation and histone modifications. DNA methylation occurring after embryogenesis is seen mainly as an irreversible event. Even small changes in genomic DNA methylation might b...

journal_title：Chronobiology international

authors： Bönsch D,Hothorn T,Krieglstein C,Koch M,Nehmer C,Lenz B,Reulbach U,Kornhuber J,Bleich S

更新日期：2007-01-01 00:00:00

abstract：:Two different medications, one assumed to be a tranquilizer and the other an antifatigue agent, were tested. Both were found to be ineffective and thus were viewed as placebos and named P1 and P2. The effect of P1 and P2 on the circadian rhythms of a set of variables (e.g., sleep/wake, oral temperature and grip streng...

journal_title：Chronobiology international

authors： Reinberg AE,Bicakova-Rocher A,Gorceix A,Ashkenazi IE,Smolensky MH

更新日期：1994-02-01 00:00:00

abstract：:The objectives of the study were to investigate the associations between night work and disability pension (DP) due to all causes, cardiovascular (CVD), mental, and other diagnoses, adjusting for familial confounding. The material of the study included comprehensive survey data on 27 165 Swedish twins born in 1935-195...

journal_title：Chronobiology international

authors： Ropponen A,Narusyte J,Mather L,Mittendorfer-Rutz E,Åkerstedt T,Svedberg P

更新日期：2018-02-01 00:00:00

abstract：:Intolerance to shift work may result from individual susceptibility to an internal desynchronization. Some shift workers (SW) who show desynchronization of their circadian rhythms (e.g., sleep-wake, body temperature, and grip strength of both hands) exhibit symptoms of SW intolerance, such as sleep alteration, persist...

journal_title：Chronobiology international

authors： Reinberg A,Ashkenazi I

更新日期：2008-07-01 00:00:00

abstract：:In situ growth of Sphagnum riparium Ångstr. shoots were monitored during the 2015 and 2016 growing seasons in Karelia, Russia. It was established that shoot growth rates fluctuated with a period of around 30 days, that is, showed a circatrigintan rhythm. Such rhythms from mosses have not been previously reported. Corr...

journal_title：Chronobiology international

authors： Mironov VL,Kondratev AY

更新日期：2017-01-01 00:00:00

abstract：:It was previously shown that there is seasonality in the amount of dietary carbohydrate not absorbed from the intestine after breakfast, the amount of carbohydrate in winter being significantly larger than that in autumn in young Japanese subjects. In order to investigate this phenomenon further, the experiment was re...

journal_title：Chronobiology international

authors： Tsumura Y,Hirota N,Tokura H,Rutkowska D,Sone Y

更新日期：2007-01-01 00:00:00

abstract：:This study aimed to investigate the effect of air pollution on diurnal variation of performance in anaerobic tests, cardiovascular and hematological parameters, and blood gases on soccer players following the Yo-Yo Intermittent Recovery Test Level-1 (YYIRT1). In a randomized order, 11 healthy soccer players (mean age:...

journal_title：Chronobiology international

authors： Boussetta N,Abedelmalek S,Aloui K,Souissi N

更新日期：2017-01-01 00:00:00

abstract：:Dysfunctional regulation of brain dopamine (DA) functions has been found in patients with drug addiction and various neurological disorders that frequently accompany disturbance in sleep behavior. In this study, the roles of the dopaminergic nervous system on the regulation of daily locomotor activity rhythm were inve...

journal_title：Chronobiology international

authors： Lee G,Kikuno K,Bahn JH,Kim KM,Park JH

更新日期：2013-05-01 00:00:00

abstract：:Physiological and biomechanical constraints as well as their fluctuations throughout the day must be considered when studying determinant factors in the preferred pedaling rate of elite cyclists. The aim of this study was to monitor the diurnal variation of spontaneous pedaling rate and movement kinematics over the cr...

journal_title：Chronobiology international

authors： Moussay S,Bessot N,Gauthier A,Larue J,Sesboüe B,Davenne D

更新日期：2003-09-01 00:00:00

abstract：:Plasma triglyceride (TG) levels show a clear daily rhythm, however, thus far it is still unknown whether this rhythm results from a daily rhythm in TG production, TG uptake or both. Previous studies have shown that feeding activity affects plasma TG concentrations, but it is not clear how the daily rhythm in feeding a...

journal_title：Chronobiology international

authors： Su Y,Foppen E,Mansur Machado FS,Fliers E,Kalsbeek A

更新日期：2018-07-01 00:00:00

abstract：:Thermoregulatory processes have long been implicated in the initiation of human sleep. In this paper, we review our own studies conducted over the last decade showing a crucial role for melatonin as a mediator between the thermoregulatory and arousal system in humans. Distal heat loss, via increased skin temperature, ...

journal_title：Chronobiology international

authors： Kräuchi K,Cajochen C,Pache M,Flammer J,Wirz-Justice A

更新日期：2006-01-01 00:00:00

abstract：:Fourteen healthy subjects have been studied in an isolation unit while living on a 30h "day" (20h awake, 10h asleep) for 14 (solar) days but while aware of real time. Waking activities were sedentary and included reading, watching television, and so forth. Throughout, regular recordings of rectal temperature were made...

journal_title：Chronobiology international

authors： Minors DS,Folkard S,Waterhouse JM

更新日期：1996-10-01 00:00:00

abstract：:The aim of the study was to evaluate the influence of chronotype (morning-type versus evening-type) living in a fixed sleep-wake schedule different from one's preferred sleep schedules on the time course of neurobehavioral performance during controlled extended wakefulness. The authors studied 9 morning-type and 9 eve...

journal_title：Chronobiology international

authors： Taillard J,Philip P,Claustrat B,Capelli A,Coste O,Chaumet G,Sagaspe P

更新日期：2011-07-01 00:00:00

abstract：:In previous research, it was determined that the altitude of origin altered the parameters of photic entrainment and free-running rhythmicity of adult locomotor activity of the high-altitude Himalayan (haH) strain (Hemkund-Sahib, 4121 m above sea level) of Drosophila helvetica compared to the low-altitude Himalayan (l...

journal_title：Chronobiology international

authors： Keny V,Vanlalnghaka C,Hakim SS,Barnabas RJ,Joshi DS

更新日期：2007-01-01 00:00:00

abstract：:Most research papers published in Chronobiology International report the findings of investigations conducted on laboratory animals and human beings. The Journal, its editors and the publication committee endorse the compliance of investigators to the principles of the Declaration of Helsinki of the World Medical Asso...

journal_title：Chronobiology international

authors： Touitou Y,Portaluppi F,Smolensky MH,Rensing L

更新日期：2004-01-01 00:00:00

abstract：:Coenzyme Q10 (CoQ10) or ubiquinone, a redox component of the mitochondrial electron transport chains, is a powerful antioxidant and membrane stabilizer that may prevent cellular damage during myocardial ischemia and reperfusion therapy. Coenzyme Q10 has been used primarily as an adjuvant therapy for some cardiomyopath...

journal_title：Chronobiology international

authors： Reis F,Hermida RC,Souza I,Maldonado J,Tavares P,Fontes-Ribeiro CA,Teixeira HM,Alcobia T,Almeida L,Teixeira F

更新日期：2002-05-01 00:00:00