Twenty-four-hour pattern in emergency department presentation for sickle cell vaso-occlusive pain crisis.

abstract：:Rhythms in the mammalian pineal organ depend on afferent information that is derived from the endogenous clock residing in the hypothalamic suprachiasmatic nucleus (SCN). The best characterized function of the pineal gland is the nocturnally elevated synthesis of the hormone melatonin, which provides the body with the...

journal_title：Chronobiology international

authors： Ackermann K,Stehle JH

更新日期：2006-01-01 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：:The authors estimated the benchmark durations (BMDs) and their 95% lower confidence limit (BMDL) for the reference duration of shiftwork for weight gain. A 14-yr prospective cohort study was conducted in male workers at a Japanese steel company (n = 7254) who had received annual health check-ups between 1991 and 2005....

journal_title：Chronobiology international

authors： Tanaka K,Sakata K,Oishi M,Morimoto H,Nakada S,Uetani M,Nogawa K,Suwazono Y

更新日期：2010-10-01 00:00:00

abstract：:In the free-running circadian locomotor activity rhythm of a 7-year-old male owl monkey (Aotus lemurinus griseimembra) kept under constant light and climatic conditions (LL 0.2 lux, 25 degrees C +/- 1 degrees C, 60 +/- 5% relative humidity [RH]), a second rhythm component developed that showed strong relative coordina...

journal_title：Chronobiology international

authors： Erkert HG

更新日期：2000-03-01 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：:This study aimed to investigate the associations between individual difference factors (chronotype, Big Five, emotional competences) and perceived stress in French university students. In total, 362 students agreed to take part (Mage = 20.19 ± 1.75 years). Participants completed the Caen Chronotype Questionnaire, Big ...

journal_title：Chronobiology international

authors： You M,Laborde S,Dosseville F,Salinas A,Allen MS

更新日期：2020-07-01 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：:Animal and human studies demonstrate anatomical and functional links between the vestibular nuclei and the circadian timing system. This promotes the hypothesis of a circadian rhythm of vestibular function. The objective of this study was to evaluate the vestibular function through the vestibulo-ocular reflex using a ...

journal_title：Chronobiology international

authors： Martin T,Zouabi A,Pasquier F,Denise P,Gauthier A,Quarck G

更新日期：2021-01-01 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：:Good sleep hygiene practices, including consistent bedtimes and 7-9 h of sleep/night, are theorized to benefit educational learning. However, individuals differ in how much sleep they need, as well as in their chronotype preference. Therefore, some students may be more vulnerable to the cognitive effects of sleep loss...

journal_title：Chronobiology international

authors： Gao C,Terlizzese T,Scullin MK

更新日期：2019-03-01 00:00:00

abstract：:The season of birth has been suggested to influence the development of some diseases, but its role in lung fibrosis seems to not have been studied previously. The aim of this study was to investigate the relation between the season of birth and fibrotic abnormalities as detected radiologically in high-resolution compu...

journal_title：Chronobiology international

authors： Hannu T,Jaakkola MS,Kivisaari L,Huuskonen MS,Vehmas T

更新日期：2007-01-01 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：:Phase-response experiments using 1-h light pulses (LPs) of 1,100 lux applied under constant dim light of 0.3 lux were conducted with common marmosets, Callithrix j. jacchus, in order to obtain a complete phase-response curve established according to the common experimental procedure in a diurnal primate. Maximal phase...

journal_title：Chronobiology international

authors： Wechselberger E,Erkert HG

更新日期：1994-10-01 00:00:00

abstract：:The increased prevalence of circadian disruptions due to abnormal coupling between internal and external time makes the detection of circadian phase in humans by ambulatory recordings a compelling need. Here, we propose an accurate practical procedure to estimate circadian phase with the least possible burden for the ...

journal_title：Chronobiology international

authors： Bonmati-Carrion MA,Middleton B,Revell V,Skene DJ,Rol MA,Madrid JA

更新日期：2014-02-01 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：:Individual differences in time of day preference have important correlates. Morningness is associated with greater well-being, while eveningness is associated with more maladaptive behaviors, psychological distress, and disorder. The availability of valid, reliable, questionnaire scales is central to this ongoing rese...

journal_title：Chronobiology international

authors： Carciofo R,Song N

更新日期：2019-08-01 00:00:00

abstract：:Since 50-60% of the human body consists of water, the physiology of blood circulation might be affected by a full moon differently than during other days of the month. This study analyzed a potential association among lunar phases, seasonal variations, and the rate of spontaneous epistaxis. Consecutive admissions sole...

journal_title：Chronobiology international

authors： Duvdevani SI,Migirov L,Wolf M,Yakirevitch A

更新日期：2014-08-01 00:00:00

abstract：:Recently, we found that the reactivity of ambulatory blood pressure (BP) to everyday physical activities is highest in the morning. All participants in that study slept normally at night and freely chose their activity levels, which did not allow a separation of any circadian influence on the BP response from the effe...

journal_title：Chronobiology international

authors： Jones H,George K,Edwards B,Atkinson G

更新日期：2008-11-01 00:00:00

abstract：:Changes in rectal temperature during mild exercise in the middle of the rising (11:00 h) and falling (23:00 h) phases of the circadian rhythm of resting core temperature have been compared. Seven healthy males were studied at rest, while exercising on a cycle ergometer (60 min at 80 W), and during the first 30 min of ...

journal_title：Chronobiology international

authors： Waterhouse J,Aizawa S,Nevill A,Edwards B,Weinert D,Atkinson G,Reilly T

更新日期：2007-01-01 00:00:00

abstract：:Heat resistance appears to cycle in concert with energy metabolism in continuous culture of the yeast Saccharomyces cerevisiae. To study the mechanism of this oscillation, the authors first examined if heat shock proteins (Hsps) are involved. Neither the protein levels of major Hsps nor the expression of the beta-gala...

journal_title：Chronobiology international

authors： Uno T,Wang J,Mitsui K,Umetani K,Tamura K,Tsurugi K

更新日期：2002-03-01 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 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：:Night shiftworkers often complain of disturbed sleep during the day. This could be partly caused by morning sunlight exposure during the commute home, which tends to maintain the circadian clock on a daytime rhythm. The circadian clock is most sensitive to the blue portion of the visible spectrum, so our aim was to de...

journal_title：Chronobiology international

authors： Sasseville A,Benhaberou-Brun D,Fontaine C,Charon MC,Hebert M

更新日期：2009-07-01 00:00:00

abstract：:Groups of photorefractory female subtropical house sparrows, Passer domesticus, when treated with 6 weeks of a short photocycle (8L:16D) showed significant ovarian growth on their return to a long photocycle (15L:9D). A 6-hr photophase coupled with scotophase of varying durations does not terminate the refractory peri...

journal_title：Chronobiology international

authors： Ravikumar G,Tewary PD

更新日期：1990-01-01 00:00:00

abstract：:Circadian changes in activities and electrophoretic pattern of the intestinal brushborder enzymes alkaline phosphatase (EC 3.1.3.1), isomaltase (EC 3.2.1.10) and sucrase (EC 3.2.1.26) of normal rats and of rats with a lesion of the dorsomedial hypothalamus (DMH-rats) were studied. In contrast to the rhythm found in no...

journal_title：Chronobiology international

authors： Hekkens WT,van Rijn PA,Lukac-Bajalo J,Ungerer R,Rietveld WJ

更新日期：1985-01-01 00:00:00

abstract：:In the contemporary era, when life habits are largely determined by social needs and individual preferences, sleep is nevertheless affected by seasonal environmental changes. Japan has large seasonal and geographical alterations of photoperiod and climate. Japan does not adopt the daylight saving time (DST) system, ma...

journal_title：Chronobiology international

authors： Hashizaki M,Nakajima H,Shiga T,Tsutsumi M,Kume K

更新日期：2018-07-01 00:00:00

abstract：:Previous studies have demonstrated seasonal variation in the incidence of acute myocardial infarction (AMI) with an increase in cases during the winter months. However, they did not assess whether ST-elevation MI (STEMI) and non-ST-elevation MI (NSTEMI) exhibit similar changes. The object of this study was to compare ...

journal_title：Chronobiology international

authors： Leibowitz D,Planer D,Weiss T,Rott D

更新日期：2007-01-01 00:00:00

abstract：:This article reviews the experimental and clinical data that form the basis for the chronotherapy of lung carcinoma, specifically, nonsmall cell lung cancer (NSCLC). Circadian rhythms in cell kinetics, immunological and endocrinological endpoints, and tumor markers are reviewed. Chronopharmacology and chronotolerance ...

journal_title：Chronobiology international

authors： Focan C

更新日期：2002-01-01 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：:The aim of this study was to examine the impact of brief, unscheduled naps during work periods on alertness and vigilance in coastal pilots along the Great Barrier Reef. On certain routes, the duration of the work period can extend well beyond 24 h. Seventeen coastal pilots volunteered for the study, representing almo...

journal_title：Chronobiology international

authors： Ferguson SA,Lamond N,Kandelaars K,Jay SM,Dawson D

更新日期：2008-04-01 00:00:00