The relationship between workload, performance and fatigue in a short-haul airline.

abstract：:A preliminary study was conducted to evaluate the change in nocturnal concentrations of testosterone, luteinizing hormone, growth hormone, prolactin, thyroxine, and cortisol following a control day (no exercise) and on a day in which exercise was performed. Exercise consisted of 90 min of cycling at 70% of each subjec...

journal_title：Chronobiology international

authors： Hackney AC,Ness RJ,Schrieber A

更新日期：1989-01-01 00:00:00

abstract：:The focus of this study was on daytime and nighttime sleep and wakefulness during the peak age for Sudden Infant Death Syndrome (SIDS), two to four months, to determine whether there are differences between at-risk for SIDS (R) and control (C) infants. Such differences may provide insight on the frequent occurrence of...

journal_title：Chronobiology international

authors： Cornwell AC,Feigenbaum P

更新日期：2006-01-01 00:00:00

abstract：:The rods in the retina are responsible for night vision, whereas the cone system enables day vision. We studied whether rod function in humans exhibits an endogenous circadian rhythm and if changes occur in conditions of prolonged darkness. Seven healthy subjects (mean age+/-SD: 25.6+/-12.3 yr) completed a 4.5-day pro...

journal_title：Chronobiology international

authors： Danilenko KV,Plisov IL,Wirz-Justice A,Hebert M

更新日期：2009-01-01 00:00:00

abstract：:Although several studies of glia have examined glial fibrillary acid protein (GFAP) and its relationship to the circadian rhythms of different organisms, they have not explored the daily GFAP oscillations in the putative pacemakers of the crayfish Procambarus clarkii or in other crustaceans. In this study we investiga...

journal_title：Chronobiology international

authors： Rodríguez-Muñoz Mde L,Escamilla-Chimal EG

更新日期：2015-01-01 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：:Although there are significant intra-individual differences in self-reported diurnal preference, as measured by validated questionnaires, the relative contribution of exogenous and endogenous factors to self-reported diurnal preference largely remains to be investigated. The present study examined which items from the...

journal_title：Chronobiology international

authors： Ellis J,von Schantz M,Jones KH,Archer SN

更新日期：2009-04-01 00:00:00

abstract：:Freshwater crayfish have three known photoreceptive systems: the compound eyes, extraretinal brain photoreceptors, and caudal photoreceptors. The primary goal of the work described here was to explore the contribution of the brain photoreceptors to circadian locomotory activity and define some of the underlying neural...

journal_title：Chronobiology international

authors： Sullivan JM,Genco MC,Marlow ED,Benton JL,Beltz BS,Sandeman DC

更新日期：2009-08-01 00:00:00

abstract：:It has frequently been reported that exposure to artificial light at night (ALAN) may cause negative health effects, such as breast cancer, circadian phase disruption and sleep disorders. Here, we reviewed the literature assessing the effects of human exposure to ALAN in order to list the health effects of various asp...

journal_title：Chronobiology international

authors： Cho Y,Ryu SH,Lee BR,Kim KH,Lee E,Choi J

更新日期：2015-01-01 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：:Eveningness has been suggested as a facilitating factor in adaptation to shift work, with several studies reporting evening chronotypes (E-types) as better sleepers when on night shifts. Conversely, eveningness has been associated with more sleep complaints during day shifts. However, sleep during day shifts has recei...

journal_title：Chronobiology international

authors： Martin JS,Laberge L,Sasseville A,Bérubé M,Alain S,Houle J,Hébert M

更新日期：2015-06-01 00:00:00

abstract：:The aims of this study were to examine the genetic and environmental influences on diurnal preference and sleep quality, the association between these phenotypes, the genetic and environmental influences on this association, and the magnitude of overlap between these influences. Using a twin design, data on diurnal pr...

journal_title：Chronobiology international

authors： Barclay NL,Eley TC,Buysse DJ,Archer SN,Gregory AM

更新日期：2010-01-01 00:00:00

abstract：:In 24h studies of bone marrow (BM), circadian stage-dependent variations were demonstrated in the proliferative activity of BM cells from subsets of 35 healthy diurnally active men. On an average, the percentage of total BM cells in deoxyribonucleic acid (DNA) synthesis phase was 188% greater at midday than at midnigh...

journal_title：Chronobiology international

authors： Smaaland R,Sothern RB,Laerum OD,Abrahamsen JF

更新日期：2002-01-01 00:00:00

abstract：:In order to optimize chronotherapeutic schedules (designs), we examined the interindividual differences in chronopharmacologic effects of drugs with consideration of the following three factors: (a) inherited factors of direct relevance to chronopharmacology (genetic variability, gender-related differences) as well as...

journal_title：Chronobiology international

authors： Reinberg AE,Ashkenazi IE

更新日期：1993-12-01 00:00:00

abstract：:There is strong association between chronic kidney disease (CKD) and increased prevalence of hypertension, risk of end-organ damage, and cardiovascular disease (CVD). Non-dipping, as determined by ambulatory blood pressure (BP) monitoring (ABPM), is frequent in CKD and has also been consistently associated with increa...

journal_title：Chronobiology international

authors： Mojón A,Ayala DE,Piñeiro L,Otero A,Crespo JJ,Moyá A,Bóveda J,de Lis JP,Fernández JR,Hermida RC,Hygia Project Investigators.

更新日期：2013-03-01 00:00:00

abstract：:Population multiple components is a statistical tool useful for the analysis of time-dependent hybrid data. With a small number of parameters, it is possible to model and to predict the periodic behavior of a population. In this article, we propose two methods to compare among populations rhythmometric parameters obta...

journal_title：Chronobiology international

authors： Fernández JR,Mojón A,Hermida RC

更新日期：2004-05-01 00:00:00

abstract：:Although daily rhythms regulate multiple aspects of human physiology, rhythmic control of the metabolome remains poorly understood. The primary objective of this proof-of-concept study was identification of metabolites in human plasma that exhibit significant 24-h variation. This was assessed via an untargeted metabol...

journal_title：Chronobiology international

authors： Ang JE,Revell V,Mann A,Mäntele S,Otway DT,Johnston JD,Thumser AE,Skene DJ,Raynaud F

更新日期：2012-08-01 00:00:00

abstract：:The aim of this study was to examine the sleep strategies used in breaks between consecutive shifts. For two weeks, 253 shiftworkers collected data regarding the timing of all shifts and sleeps. The final dataset included 395 between-shift breaks that had a standard duration (i.e. ~16 h). If a break included an entire...

journal_title：Chronobiology international

authors： Roach GD,Dawson D,Reid KJ,Darwent D,Sargent C

更新日期：2016-01-01 00:00:00

abstract：:Patients with resistant hypertension (RH) are at greater risk for stroke, renal insufficiency, and cardiovascular disease (CVD) events than are those for whom blood pressure (BP) is responsive to and well controlled by therapeutic interventions. Although all chronotherapy trials have compared the effects on BP regulat...

journal_title：Chronobiology international

authors： Hermida RC,Ríos MT,Crespo JJ,Moyá A,Domínguez-Sardiña M,Otero A,Sánchez JJ,Mojón A,Fernández JR,Ayala DE,Hygia Project Investigators.

更新日期：2013-03-01 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：: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：:The circadian clock regulates the daily rhythms of several physiological and behavioral processes. Disruptions in clock genes have been associated with obesity and related comorbidities. This study aimed to analyze the association of DNA methylation signatures at circadian rhythm pathway genes with body mass index (BM...

journal_title：Chronobiology international

authors： Ramos-Lopez O,Samblas M,Milagro FI,Riezu-Boj JI,Crujeiras AB,Martinez JA,Project M

更新日期：2018-07-01 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：:In Cushing's syndrome, the cortisol rhythm is impaired and can be associated with the disruption in the rhythmic expression of clock genes. In this study, we evaluated the expression of CLOCK, BMAL1, CRY1, CRY2, PER1, PER2, PER3 genes in peripheral blood leukocytes of healthy individuals (n = 13) and Cushing's disease...

journal_title：Chronobiology international

authors： Soares VR,Silva Martins C,Martinez EZ,Araujo LD,Roa SLR,Silva LR,Moreira AC,De Castro M

更新日期：2020-06-01 00:00:00

abstract：:The aim of this study was to demonstrate that a possible recurrence may pertain to migraine attacks (MAs). The study was carried out by checking the personal diaries of 30 migraine sufferers ("migraineurs") who carefully annotated the date of their MA over twelve consecutive months. The group was composed of 15 males ...

journal_title：Chronobiology international

authors： Cugini P,Romit A,Di Palma L,Giacovazzo M

更新日期：1990-01-01 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：:Light is necessary for life, and artificial light improves visual performance and safety, but there is an increasing concern of the potential health and environmental impacts of light. Findings from a number of studies suggest that mistimed light exposure disrupts the circadian rhythm in humans, potentially causing fu...

journal_title：Chronobiology international

authors： Tähkämö L,Partonen T,Pesonen AK

更新日期：2019-02-01 00:00:00

abstract：:In this study, we aimed to show how age affects hibernation in the Syrian hamster. Experimentally, we used 30 male animals differing in age. The old animals were 20 months of age and the adults were 8 months of age at the end of the test. The young animals were 3 weeks old at the start of testing and 5 months old at t...

journal_title：Chronobiology international

authors： Terada A,Ibuka N

更新日期：2000-09-01 00:00:00

abstract：:The contribution of the renin-angiotensin-aldosterone system (RAAS) to the development of congestive heart failure (CHF) and hypertension (HT) has long been recognized. Medications that are commonly used in the course of CHF and HT are most often given with morning food for the sake of convenience and therapeutic comp...

journal_title：Chronobiology international

authors： Mochel JP,Fink M,Bon C,Peyrou M,Bieth B,Desevaux C,Deurinck M,Giraudel JM,Danhof M

更新日期：2014-06-01 00:00:00

abstract：:High fat diet (HFD) consumption alters the synchronized circadian timing system resulting in harmful loss, gain or shift of transcriptional oscillations. The aryl hydrocarbon receptor (AhR) shares structural homology to clock genes, containing both PAS domains and basic helix-loop helix structural motifs, allowing for...

journal_title：Chronobiology international

authors： Jaeger C,Xu C,Sun M,Krager S,Tischkau SA

更新日期：2017-01-01 00:00:00

abstract：:The circadian rhythms of food and water consumption, the number of feeding and drinking episodes, oxygen consumption, carbon dioxide production, respiratory quotient, gross motor activity, and body temperature were measured in male B6C3F1 mice that were fed ad libitum (AL) or fed a caloric-restricted diet (CR). The CR...

journal_title：Chronobiology international

authors： Duffy PH,Feuers RJ,Hart RW

更新日期：1990-01-01 00:00:00