Results 171 to 180 of about 72,399 (303)

Morning vs. afternoon saliva: limited diurnal variation in ion composition of unstimulated whole saliva. [PDF]

open access: yesClin Oral Investig
van Santen JS   +7 more
europepmc   +1 more source

A Large Diurnal Variation of the Geomagnetically-trapped Radiation

open access: yes, 1962
Diurnal variation of the geomagnetically trapped ...
Obrien, B. J.
core  

Behavioral responses of black bears to human presence and infrastructure in Yosemite National Park

open access: yesThe Journal of Wildlife Management, EarlyView.
Using GPS collar data from black bears in Yosemite National Park, we examined how bear spatiotemporal activity in relation to human development shifted during the COVID‐19 park closure in 2020. In the absence of visitors, bears maintained consistent landscape‐scale space use but altered fine‐scale spatial and temporal behaviors.
Jennifer R. Green   +9 more
wiley   +1 more source

Quantifying temporal dynamics of greenhouse gas emissions in lake mesocosms: Deployment of a low‐cost measurement system

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Greenhouse gas (GHG) emissions from freshwater ecosystems contribute significantly to global carbon budgets, yet they remain poorly constrained due to limited high‐frequency measurements. We tested a low‐cost, high‐frequency GHG measurement system in a long‐term mesocosm experiment in Lemming, Denmark, over a 7‐month period, focusing on CO2 ...
Tuba Bucak   +6 more
wiley   +1 more source

Diurnal variation and practice effects in saccade task performance. [PDF]

open access: yesExp Brain Res
Karantinos T   +6 more
europepmc   +1 more source

Diurnal Variations in Root Diameter [PDF]

open access: yesPlant Physiology, 1970
M G, Huck, B, Klepper, H M, Taylor
openaire   +2 more sources

Covalently Immobilized Lignin–Xanthene Conjugates for Persistent Surface Photochemistry and Self‐Sterilizing Interfaces Under Ambient Visible Light

open access: yesMacromolecular Rapid Communications, EarlyView.
Bio‐derived lignin–Eosin Y macromolecular networks are developed as visible‐light‐responsive self‐sterilizing coatings that generate reactive oxygen species without leaching. The spray‐coated photopolymerized surfaces exhibit durable antibacterial and antiviral activity under ambient light for extended periods, demonstrating a scalable and sustainable ...
Euna Oh   +7 more
wiley   +1 more source

Risks encountered when not adjusting for diurnal variation and food effect in QTcF analysis based on phase I data. [PDF]

open access: yesJ Pharmacokinet Pharmacodyn
Bardol M   +4 more
europepmc   +1 more source

Attention‐Deficit/Hyperactivity Disorder Through a Circadian Lens: When the Brain's Clock Disrupts Attention Regulation

open access: yesMedicine Bulletin, EarlyView.
ABSTRACT Attention‐deficit/hyperactivity disorder (ADHD) is increasingly linked to disturbances in circadian regulation, yet this temporal dimension remains insufficiently integrated into research and clinical practice. This perspective synthesises current evidence on circadian misalignment in ADHD, reframing commonly reported sleep disturbances and ...
Ping Wang, Bo Zeng, Bivek Singh
wiley   +1 more source

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