Results 91 to 100 of about 204,253 (308)

Conscientiousness is a Predictor of Diurnal Preference

open access: yesChronobiology International, 2007
The relationship between diurnal preference, as measured by the Horne-Ostberg questionnaire, and quantifiable personality traits was investigated in 617 participants. A hierarchical multiple regression analysis demonstrated that out of the personality variables, conscientiousness was the single biggest predictor of diurnal preference (beta=0.246 ...
Hogben, AL   +3 more
openaire   +5 more sources

Knowledge gaps and research directions in migration ecology for advancing the conservation of migratory songbirds

open access: yesBiological Reviews, EarlyView.
ABSTRACT Understanding migration ecology is essential for effective conservation of migratory species. To achieve a comprehensive understanding of the ecology of migrating species, it is necessary to study how species react to the complex interplay of intrinsic and extrinsic conditions when optimizing their migratory journey in terms of survival ...
Daniel A. F. Bloche   +2 more
wiley   +1 more source

Therapeutic applications of circadian rhythms for the cardiovascular system

open access: yesFrontiers in Pharmacology, 2015
The cardiovascular system exhibits dramatic time-of-day dependent rhythms, for example the diurnal variation of heart rate, blood pressure, and timing of onset of adverse cardiovascular events such as heart attack and sudden cardiac death. Over the past
Elena V Tsimakouridze   +2 more
doaj   +1 more source

The Role of Awakening Cortisol and Psychological Distress in Diurnal Variations in Affect: A Day Reconstruction Study [PDF]

open access: yes
People often feel unhappy in the morning but better later in the day, and this pattern may be amplified in the distressed. Past work suggests that one function of cortisol is to energize people in the mornings. In a study of 174 students we tested to see
Peter P. Doran   +3 more
core  

An analysis of the diurnal course of growth, carbon dioxide exchange and carbohydrate reserve content of cucumber [PDF]

open access: yes, 1977
A detailed study was made of the diurnal course of carbon dioxide exchange, transpiration and carbohydrate reserve levels in different organs of young cucumberplants, cultivated in climate rooms under 'spring' or 'winter' conditions.
Challa, H.
core  

Diurnal Variation in Peripheral (Hair) vs Central (Saliva) HPA Axis Cortisol Concentrations

open access: yes, 2010
Cortisol concentrations in hair and saliva collected from male and female adults over a 15-hour period were compared for differences in overall level and cyclic pattern.
Kauter, Kathleen G.   +5 more
core   +1 more source

Obesity‐Related Inflammation Masks Iron Deficiency in US Women

open access: yes
American Journal of Hematology, EarlyView.
Sixtus Aguree, Sai Chakrri Tadikonda
wiley   +1 more source

The influence of circadian variables on ecotoxicology metabolomics

open access: yesBiological Reviews, EarlyView.
ABSTRACT Ecotoxicologists are using metabolomics increasingly to gain insight into toxicological mechanisms and sublethal effects of chemical exposures. Metabolomics offers a sensitive multi‐parameter approach that can detect biochemical responses not obvious using apical and behavioural endpoints.
Ryan I. Lester   +3 more
wiley   +1 more source

Phosphorylation of Ribosomal Protein RPS6 Integrates Light Signals and Circadian Clock Signals

open access: yesFrontiers in Plant Science, 2018
The translation of mRNA into protein is tightly regulated by the light environment as well as by the circadian clock. Although changes in translational efficiency have been well documented at the level of mRNA-ribosome loading, the underlying mechanisms ...
Ramya Enganti   +10 more
doaj   +1 more source

The role of incidental variables of time in mood assessment [PDF]

open access: yes
Determining what influences mood is important for theories of emotion and research on subjective well-being. We consider three sets of factors: activities in which people are engaged; individual differences; and incidental variables that capture when ...
Anna Cuxart   +2 more
core  

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