Results 11 to 20 of about 802,707 (162)

High-to-low CO2 acclimation reveals plasticity of the photorespiratory pathway and indicates regulatory links to cellular metabolism of Arabidopsis [PDF]

open access: yes, 2012
Background: Photorespiratory carbon metabolism was long considered as an essentially closed and nonregulated pathway with little interaction to other metabolic routes except nitrogen metabolism and respiration. Most mutants of this pathway cannot survive
Alisdair, R.F.   +9 more
core   +4 more sources

Ambient Air Pollution and Stroke [PDF]

open access: yesStroke, 2014
Stroke is a leading cause of death in the United States1 and worldwide (http://www.who.int) and may lead to considerable neurological sequelae including aphasia, paraplegia, and dementia. The estimated healthcare costs of stroke in the United States exceed $36 billion per year.1 A large body of evidence supports the association between ambient air ...
Petter L, Ljungman, Murray A, Mittleman
openaire   +2 more sources

Ambient air pollution and thrombosis [PDF]

open access: yesParticle and Fibre Toxicology, 2018
Air pollution is a growing public health concern of global significance. Acute and chronic exposure is known to impair cardiovascular function, exacerbate disease and increase cardiovascular mortality. Several plausible biological mechanisms have been proposed for these associations, however, at present, the pathways are incomplete. A seminal review by
Sarah Robertson, Mark R. Miller
openaire   +4 more sources

Ambient air contamination: Characterization and detection techniques [PDF]

open access: yes, 1985
Techniques to characterize and detect sources of ambient air contamination are described. Chemical techniques to identify indoor contaminants are outlined, they include gas chromatography, or colorimetric detection.
Nulton, C. P., Silvus, H. S.
core   +1 more source

Amplified wind turbine apparatus [PDF]

open access: yes, 1982
An invention related to the utilization of wind energy and increasing the effects thereof for power generation is described. Amplified wind turbine apparatus is disclosed wherein ambient inlet air is prerotated in a first air rotation chamber having a ...
Hein, L. A., Myers, W. N.
core   +1 more source

Method and apparatus for checking fire detectors [PDF]

open access: yes, 1974
A fire detector checking method and device are disclosed for nondestructively verifying the operation of installed fire detectors of the type which operate on the principle of detecting the rate of temperature rise of the ambient air to sound an alarm ...
Clawson, G. T.
core   +1 more source

Ambient air pollution and health [PDF]

open access: yesBritish Medical Bulletin, 2003
The adverse health effects of air pollution became widely acknowledged after severe pollution episodes occurred in Europe and North America before the 1960s. In these areas, pollutant levels have decreased. During the last 15 years, however, consistent results, mainly from epidemiological studies, have provided evidence that current air pollutant ...
openaire   +4 more sources

Wind and solar powered turbine [PDF]

open access: yes, 1984
A power generating station having a generator driven by solar heat assisted ambient wind is described. A first plurality of radially extendng air passages direct ambient wind to a radial flow wind turbine disposed in a centrally located opening in a ...
Holmes, M., Koh, J. L., Wells, I. D.
core   +1 more source

Ambient temperature catalyst for hydrogen ignition [PDF]

open access: yes, 1968
Low cost, ambient temperature catalyst for reacting hydrogen gas with air in a catalytic cell near the point of evolution at a controlled rate is ...
Roberts, R. W.
core   +1 more source

Shining new light on mammalian diving physiology using wearable near-infrared spectroscopy [PDF]

open access: yes, 2019
Investigation of marine mammal dive-by-dive blood distribution and oxygenation has been limited by a lack of non-invasive technology for use in freely diving animals.
Balfour, Steve   +10 more
core   +4 more sources

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