Results 31 to 40 of about 32,877,590 (249)

Comparison of Semantic and Episodic Memory BOLD fMRI Activation in Predicting Cognitive Decline in Older Adults [PDF]

open access: yes, 2012
Previous studies suggest that task-activated functional magnetic resonance imaging (fMRI) can predict future cognitive decline among healthy older adults.
Butts, Alissa   +11 more
core   +2 more sources

Transcriptome-Based Network Analysis Reveals a Spectrum Model of Human Macrophage Activation

open access: yesImmunity, 2014
Summary Macrophage activation is associated with profound transcriptional reprogramming. Although much progress has been made in the understanding of macrophage activation, polarization, and function, the transcriptional programs regulating these ...
Jia Xue   +20 more
semanticscholar   +1 more source

KINETIC INVESTIGATION ON PARTIALLY OXIDIZED HUADIAN OIL SHALE BY THERMOGRAVIMETRIC ANALYSIS; pp. 377–393 [PDF]

open access: yesOil Shale, 2014
The kinetic parameters of Huadian oil shale and its solid residues after preheating treatment at different temperatures were evaluated by thermo­gravimetric (TG) analysis.
FENGTIAN BAI   +9 more
doaj   +1 more source

Looking beyond depression: a meta-analysis of the effect of behavioral activation on depression, anxiety, and activation

open access: yesPsychological Medicine, 2019
Background Depression is a prevalent and impairing condition. Behavioral activation (BA) is a parsimonious, cost-effective, and easily disseminated psychological intervention for depression.
Aliza T. Stein   +4 more
semanticscholar   +1 more source

Moss Biomonitoring in the Evaluation of Air Pollution in the Tver Region, Russia

open access: yesAtmosphere
In the Tver region (Russia), the moss biomonitoring technique was applied to investigate the atmospheric deposition of potentially harmful elements. Using inductively coupled plasma–optical emission spectroscopy and a direct mercury analyzer, a total of ...
Konstantin Vergel   +5 more
doaj   +1 more source

Archaeometry and Archaeology: preliminary studies of the ceramics from archaeological sites of the upper Madeira river/Rondônia - Brazil.

open access: yesBrazilian Journal of Radiation Sciences, 2021
In southwest Amazonia, in the region of the Upper Madeira River, Rondônia, archaeological research has shown that communities with diverse cultures co-existed in the pre-colonial past (ca. 1,000 BP). Archaeological sites from this period located on river
Angislaine Freitas Costa   +3 more
doaj   +1 more source

Iodine determination in edible algae species using epithermal neutron activation analysis methodology

open access: yesBrazilian Journal of Radiation Sciences, 2021
Iodine is one of the essential trace elements of much interest in nutritional research being responsible for the production of the thyroid hormones, which has great importance for human metabolism. Edible algae species accumulate iodine from seawater and
Caroline Rodrigues Albuquerque   +2 more
doaj   +1 more source

In situ surface coverage analysis of RuO2-catalysed HCl oxidation reveals the entropic origin of compensation in heterogeneous catalysis [PDF]

open access: yes, 2012
In heterogeneous catalysis, rates with Arrhenius-like temperature dependence are ubiquitous. Compensation phenomena, which arise from the linear correlation between the apparent activation energy and the logarithm of the apparent pre-exponential factor ...
Farra, R.   +10 more
core   +2 more sources

Real Time Analysis of Thermal Activation via Sphaleron Transitions

open access: yes, 1993
We study the process of thermal activation mediated by sphaleron transitions by analyzing the real-time dynamics of the decay out of equilibrium in a $1+1$ dimensional field theory with a metastable state.
A. Linde   +52 more
core   +1 more source

A combinatorial approach of Proteomics and Systems Biology in unravelling the mechanisms of acute kidney injury (AKI): involvement of NMDA receptor GRIN1 in murine AKI [PDF]

open access: yes, 2013
BACKGROUND: Acute kidney injury (AKI) is a frequent condition in hospitalised patients undergoing major surgery or the critically ill and is associated with increased mortality.
Delles, C.   +6 more
core   +3 more sources

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