Results 161 to 170 of about 97,463 (307)

EFFECT OF LOCAL ANOXIA UPON ENDOCOCHLEAR POTENTIAL OF GUINEA PIG

open access: diamond, 1978
Junichi Kambayashi   +2 more
openalex   +2 more sources

Large methane oxidation across an oxygen gradient in Baltic Sea deep waters

open access: yesLimnology and Oceanography Letters, EarlyView.
Abstract Robust estimations of methane (CH4) oxidation in marginal seas remain elusive, making CH4 budgets particularly uncertain. Here, we investigate the CH4 benthic source and bottom layer oxidation across the entire Baltic Sea using concentration and stable isotope (δ13C‐CH4) profiles along oxygen and salinity gradients.
Linnea Henriksson   +8 more
wiley   +1 more source

Biomineralization of primary carbonate cements: a new biosignature in the fossil record from the Anisian of Southern Italy

open access: yesLethaia, EarlyView., 2021
Biomineralization is a generic term used to indicate biological‐mediated mineral formation. In carbonate mineralization, nucleation of crystals can be: (1) controlled directly by the organisms, like in the skeletal formation of most metazoans; (2) induced by microbial communities, by indirect precipitation mediated by their metabolic activities; or (3)
Adriano Guido   +4 more
wiley   +1 more source

Aerobic methane production in marine ecosystems

open access: yesLimnology and Oceanography Letters, EarlyView.
Abstract Oceans are considered significant methane sources, but the origin of methane in oxic surface seawaters remains unknown. Here, we collected seawater from the Jiulong River Estuary, Taiwan Strait, and Arctic Ocean to explore the potential for aerobic methane production.
Wangwang Ye, Man Wu
wiley   +1 more source

Oxide Formation at the Sulfide Film‐Copper Interface in Anoxic Sulfide Solution and On‐Line Sulfide Detection Via Linear Polarization Resistance

open access: yesMaterials and Corrosion, EarlyView.
A flow through cell arrangement was used to examine the oxide formation at copper–copper sulfide interface in an anoxic, sulfide environment. Oxide formation on surface occurs because of exposure to aerated water during sample preparation. On‐line sulfide detection based on the linear polarization resistance of copper is also presented.
Kai Arstila   +6 more
wiley   +1 more source

Validation of Intravoxel Incoherent Motion MRI Using Perfused Explanted Human Livers

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose Evaluate the feasibility of using perfused explanted human livers for validating intravoxel incoherent motion (IVIM). Methods Eight (n = 8) explanted livers from deceased donors were obtained. The portal vein and hepatic artery of each explanted liver were connected to a perfusion system.
Gregory Simchick   +6 more
wiley   +1 more source

Effects of anoxia on kinetics of [13N] glutamate and 13NH3 metabolism in rabbit myocardium. [PDF]

open access: bronze, 1987
Janine Krivokapich   +4 more
openalex   +1 more source

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