Cones are required for normal temporal responses to light of phase shifts and clock gene expression.

abstract：:The present research aimed to investigate in a model of teleost fish (rainbow trout) the existence of daily changes in activity and mRNA abundance of several proteins involved in major pathways of carbohydrate and lipid metabolism in liver, and to test whether or not both the light-dark cycle and food availability mig...

journal_title：Chronobiology international

authors： Hernández-Pérez J,Míguez JM,Librán-Pérez M,Otero-Rodiño C,Naderi F,Soengas JL,López-Patiño MA

更新日期：2015-01-01 00:00:00

abstract：:Behavior, physiological functions and cognitive performance change over the time of the day. These daily rhythms are either externally driven by rhythmic environmental cues such as the light/dark cycle (masking) or controlled by an internal circadian clock, the suprachiasmatic nucleus (SCN), which can be entrained to ...

journal_title：Chronobiology international

authors： Pfeffer M,Korf HW,von Gall C

更新日期：2015-02-01 00:00:00

abstract：:Treatment-related changes in neurobiological rhythms are of increasing interest to psychologists, psychiatrists, and biological rhythms researchers. New methods for analyzing change in rhythms are needed, as most common methods disregard the rich complexity of biological processes. Large time series data sets reflect ...

journal_title：Chronobiology international

authors： Blackford JU,Salomon RM,Waller NG

更新日期：2009-02-01 00:00:00

abstract：:Circadian rhythmicity of the structural morphometric model of rat endocrine pancreas has been studied in 24 Wistar female rats, four months old, kept in LD 12:12. The following parameters were evaluated: the volume fractions of nucleus and cytoplasm of exocrine cells, the size distribution and number in unit tissue vo...

journal_title：Chronobiology international

authors： Sforza C,Morini M,Dolci C,Vizzotto L,Carandente F

更新日期：1990-01-01 00:00:00

abstract：:The aim of the present study was to test whether serum concentrations of leptin in ewes vary with a daily rhythm. For this purpose, we examined 24 h serum leptin profiles of ewes exposed to natural photoperiodic conditions and subjected to two different feeding schedules (regular feeding and fasting). The results show...

journal_title：Chronobiology international

authors： Bertolucci C,Caola G,Foà A,Piccione G

更新日期：2005-01-01 00:00:00

abstract：:Many immune parameters exhibit daily and circadian oscillations, including the number of circulating cells and levels of cytokines in the blood. Mice also have a differential susceptibility to lipopolysaccharide (LPS or endotoxin)-induced endotoxic shock, depending on the administration time in the 24 h light-dark (LD...

journal_title：Chronobiology international

authors： Marpegan L,Leone MJ,Katz ME,Sobrero PM,Bekinstein TA,Golombek DA

更新日期：2009-10-01 00:00:00

abstract：:Shiftwork, particularly that including night work, causes disruption of biological rhythms and perturbation of the social and family life that can negatively affect performance efficiency, health, and social relations. Adverse effects can manifest themselves in the short term as sleep disturbances, shiftlag syndrome, ...

journal_title：Chronobiology international

authors： Costa G

更新日期：1997-03-01 00:00:00

abstract：:Chronic sympathetic denervation of the pineal gland by bilateral removal of the superior cervical ganglia (SCG) was performed on female rats 30 days before impregnation. The offspring, maintained in the dark from birth, had disruption of the malate dehydrogenase circadian rhythm in the testes at 25 days of age. A dail...

journal_title：Chronobiology international

authors： Vermouth NT,Carriazo CS,Gallará RV,Carpentieri AR,Bellavía SL

更新日期：1995-02-01 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：:The mammalian central pacemaker, driving circadian rhythms in behavior, physiology, and metabolism, is located in the suprachiasmatic nuclei (SCN) of the hypothalamus. At the molecular level circadian clocks are based on a system of transcriptional/translational feedback loops oscillating with a period of about 24h. I...

journal_title：Chronobiology international

authors： Oster H,van der Horst GT,Albrecht U

更新日期：2003-07-01 00:00:00

abstract：:The aim of this study was to carry out a comparison of the ability to discriminate between extreme chronotypes, i.e., morning- and evening-types, among the Morningness-Eveningness Questionnaire (MEQ) and its reduced version (rMEQ). To this end a secondary analysis of cohort studies, using two different approaches, was...

journal_title：Chronobiology international

authors： Tonetti L,Natale V

更新日期：2019-02-01 00:00:00

abstract：:Lung cancer is the leading cause of cancer deaths worldwide. Both incidence and mortality of lung cancer are especially high in Hungary. Several investigations suggested recently that month of birth (MOB) is associated with the risks of several nonmalignant disorders as well as some malignant disorders. Only a few stu...

journal_title：Chronobiology international

authors： Kapitány B,Döme P,Döme B,Rihmer Z

更新日期：2011-08-01 00:00:00

abstract：:Due to personal and working necessities, the time for exercise is often short, and scheduled early in the morning or late in the afternoon. Cortisol plays a central role in the physiological and behavioral response to a physical challenge and can be considered as an index of exercise stress. Therefore, the aim of this...

journal_title：Chronobiology international

authors： Bonato M,La Torre A,Saresella M,Marventano I,Merati G,Vitale JA

更新日期：2017-01-01 00:00:00

abstract：:Performance alterations in executive function have been studied as potential endophenotypes for several neuropsychiatric diseases. Planning is an important component of executive function and has been shown to be affected in diseases such as attention deficit hyperactivity disorder, schizophrenia, obsessive-compulsive...

journal_title：Chronobiology international

authors： González-Giraldo Y,González-Reyes RE,Mueller ST,Piper BJ,Adan A,Forero DA

更新日期：2015-06-01 00:00:00

abstract：:The effects of short-term food deprivation on the serum and renal distribution and nephrotoxicity of tobramycin were studied in female Sprague-Dawley rats maintained on a 14-h light/10-h dark cycle (light on: 06:00). For the distribution study, a single injection of tobramycin (40 mg/kg, i.p.) was administered at 14:0...

journal_title：Chronobiology international

authors： Lin L,Grenier L,LeBrun M,Bergeron MG,Thibault L,Labrecque G,Beauchamp D

更新日期：1996-07-01 00:00:00

abstract：:General anesthesia combined with surgery is commonly associated with post-operative stress-response in humans. Effects on the hypothalamic-pituitary-adrenal axis (HPA) during and after anesthesia are correlated with the magnitude of surgery and choice of anesthetics. The aim of our study in rats was to characterize th...

journal_title：Chronobiology international

authors： Dispersyn G,Sage D,Challet E,Pain L,Touitou Y

更新日期：2009-05-01 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：:The circadian clock regulates many cellular processes, notably including the cell cycle, metabolism and aging. Mitochondria play essential roles in metabolism and are the major sites of reactive oxygen species (ROS) production in the cell. The clock regulates mitochondrial functions by driving daily changes in NAD(+) ...

journal_title：Chronobiology international

authors： Gong C,Li C,Qi X,Song Z,Wu J,Hughes ME,Li X

更新日期：2015-01-01 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：:Exposure to artificial light at night (ALAN) has become increasing common, especially in developed countries. We investigated the effect of dALAN exposure during sleep in healthy young male subjects. A total of 30 healthy young male volunteers from 21 to 29 years old were recruited for the study. They were randomly di...

journal_title：Chronobiology international

authors： Cho CH,Lee HJ,Yoon HK,Kang SG,Bok KN,Jung KY,Kim L,Lee EI

更新日期：2016-01-01 00:00:00

abstract：:Serotonergic neurotransmission and the master circadian CLOCK gene are physiological modulators of the circadian system. In addition, both are involved in the physiopathology of metabolic syndrome (MS). The authors sought to examine the potential effect of the gene-gene interaction between the functional 44-bp inserti...

journal_title：Chronobiology international

authors： Sookoian S,Gianotti TF,Burgueño A,Pirola CJ

更新日期：2010-07-01 00:00:00

abstract：:The suprachiasmatic nucleus (SCN) of the hypothalamus controls circadian rhythmicity in mammals (for reviews, see Refs. 33 and 59). Responses modulated by the SCN are numerous and include rhythms in sleep/wake cycles, locomotor, gnawing and general activity, temperature, ingestive behavior, and rhythms of hormonal and...

journal_title：Chronobiology international

authors： LeSauter J,Silver R

更新日期：1998-09-01 00:00:00

abstract：:Despite its clinical importance, the issue of the diurnal time course of sleepiness and performance in children remains largely unexplored. The objective of this study is to draw a profile of daytime subjective sleepiness and performance, at simple and complex tasks, in a cohort of Italian primary school children.To t...

journal_title：Chronobiology international

authors： Cerasuolo M,Giganti F,Conte F,Costanzo LM,Della Monica C,Arzilli C,Marchesano R,Perrella A,Ficca G

更新日期：2016-01-01 00:00:00

abstract：:The purpose of this study was to evaluate the effects of partial sleep deprivation (PSD) on circulating concentrations of interleukin-6 (IL-6) and tumor necrosis factor-alpha (TNF-α) in relation to the secretory profiles of growth hormone (GH), cortisol, and testosterone during a repeated brief sprint interval exercis...

journal_title：Chronobiology international

authors： Abedelmalek S,Souissi N,Chtourou H,Denguezli M,Aouichaoui C,Ajina M,Aloui A,Dogui M,Haddouk S,Tabka Z

更新日期：2013-05-01 00:00:00

abstract：:Circadian rhythms in mammals are adjusted daily to the environmental day/night cycle by photic input via the retinohypothalamic tract (RHT). Retinal ganglion cells (RGCs) of the RHT constitute a separate light-detecting system in the mammalian retina used for irradiance detection and for transmission to the circadian ...

journal_title：Chronobiology international

authors： Hannibal J

更新日期：2006-01-01 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：:Circadian rhythms in mammals are driven by a central clock in the suprachiasmatic nucleus (SCN). In vitro, temperature cycles within the physiological range can act as potent entraining cues for biological clocks. We altered the body temperature (Tc) rhythm in rats by manipulating energy intake (EI) to determine wheth...

journal_title：Chronobiology international

authors： Goh GH,Mark PJ,Maloney SK

更新日期：2016-01-01 00:00:00

abstract：:Depression is a multifactorial illness that is highly prevalent among medical students (MS). Chronotypes, which reflect circadian preference in humans, as well as academic stress have been associated with depression in different populations. However, it is not known how chronotype and stress might alone or in combinat...

journal_title：Chronobiology international

authors： Romo-Nava F,Tafoya SA,Gutiérrez-Soriano J,Osorio Y,Carriedo P,Ocampo B,Bobadilla RI,Heinze G

更新日期：2016-01-01 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：:Multiple components of the circadian central clock are phosphoproteins, and it has become increasingly clear that posttranslational modification is an important regulator of circadian rhythm in diverse organisms, from dinoflagellates to humans. Genetic studies in Drosophila have identified double-time (dbt), a serine/...

journal_title：Chronobiology international

authors： Eide EJ,Virshup DM

更新日期：2001-05-01 00:00:00