Results 121 to 130 of about 687,649 (293)

Active cell hypothesis [PDF]

open access: yes, 2001
In some waters (water masses, in general) and in the sea, phytoplankton cell count is more but primary production is less. It is the opposite in some other water masses where grazing by zooplankton and fish is attributed for the less count.
Murty, A V S
core  

Associations of Sleep and Shift Work With Osteoarthritis Risk

open access: yesArthritis Care &Research, EarlyView.
Objective Daily rhythms may be critical for maintaining homeostasis of joint tissues. We aimed to investigate the relationships among circadian clock disruption, sleep, and osteoarthritis (OA) risk in humans. Methods In the UK Biobank, a prospective 500,000–person cohort, we evaluated associations among sleep duration, sleeplessness/insomnia, and shift
Elizabeth L. Yanik   +5 more
wiley   +1 more source

Effects of Improved Tidal Mixing in NEMO One‐Degree Global Ocean Model

open access: yesJournal of Advances in Modeling Earth Systems
Diapycnal mixing in the ocean interior has diverse numerical representations in current global ocean models. These representations affect the simulated transport and storage of oceanic tracers in ways that remain little studied.
Casimir deLavergne   +7 more
doaj   +1 more source

PROSPECTS FOR OBTAINING VALUABLE PRODUCTS FROM CYANOBACTERIA BIOMASS [PDF]

open access: yes, 2018
Relevance. The construction of a thread of reservoirs on the Dnieper River in the middle of the twentieth century allowed to solve a number of important issues related to navigation, supply of water and electric power to industrial facilities, etc ...
Digtiar, Sergii   +2 more
core  

Coarse-scale vertical distribution of pelagic amphipods in two contrasting seasons of the southern Gulf of Mexico

open access: yesFrontiers in Marine Science
In the oceans, ecological analyses of pelagic amphipods have mainly focused on the epipelagic zone with few studies in the deep waters. In this study, a coarse-scale vertical analysis, between 0 and 1000 m depth, was performed in the southern Gulf of ...
Marco Violante-Huerta   +3 more
doaj   +1 more source

Copepods as Indicators of Different Water Masses during the Northeast Monsoon Prevailing Period in the Northeast Taiwan. [PDF]

open access: yesBiology (Basel), 2022
Wang YG   +7 more
europepmc   +1 more source

Pain and Patient‐Reported Physical Function Did Not Differ Among Body Composition Profiles in Patients With Hip Osteoarthritis

open access: yesArthritis Care &Research, EarlyView.
Objective To explore whether higher body fat and lower lean mass are associated with greater pain and worse patient‐reported physical function in individuals with hip osteoarthritis (OA). A secondary aim was to examine whether pain and patient‐reported physical function differ according to four body composition profiles: high body fat, low lean mass ...
Alexandra Ryan   +10 more
wiley   +1 more source

Thermoreflectance Detection of Point Defects Resulting from Focused Ion Beam Milling

open access: yesAdvanced Engineering Materials, EarlyView.
Focused ion beam (FIB) milling is a common tool for nanoscale material processing, however irradiation damage, redeposition, and contamination can occur. We use several characterization tools to show FIB‐induced effects beyond 1 mm from the milled area.
Thomas W. Pfeifer   +3 more
wiley   +1 more source

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