Search Results - "Till, P"
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Different iron storage strategies among bloom-forming diatoms
Published in Proceedings of the National Academy of Sciences - PNAS (26-12-2018)“…Diatoms are prominent eukaryotic phytoplankton despite being limited by the micronutrient iron in vast expanses of the ocean. As iron inputs are often…”
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Exercise Training, Intermittent Fasting and Alkaline Supplementation as an Effective Strategy for Body Weight Loss: A 12-Week Placebo-Controlled Double-Blind Intervention with Overweight Subjects
Published in Life (Basel, Switzerland) (21-05-2020)“…Intermittent fasting (IF) combined with exercise has been suggested to enhance weight loss. However, both procedures might negatively influence acid-base…”
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Structural Characterization of Natural Nickel and Copper Binding Ligands along the US GEOTRACES Eastern Pacific Zonal Transect
Published in Frontiers in Marine Science (30-11-2016)“…Organic ligands form strong complexes with many trace elements in seawater. Various metals can compete for the same ligand chelation sites, and the final…”
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Patterns of iron and siderophore distributions across the California Current System
Published in Limnology and oceanography (01-01-2019)“…Coastal upwelling of nutrients and metals along eastern boundary currents fuels some of the most biologically productive marine ecosystems. Although iron is a…”
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Diatom Transcriptional and Physiological Responses to Changes in Iron Bioavailability across Ocean Provinces
Published in Frontiers in Marine Science (14-11-2017)“…Changes in iron (Fe) bioavailability influence diatom physiology and community composition, and thus have a profound impact on primary productivity and…”
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Accumulation of Fe oxyhydroxides in the Peruvian oxygen deficient zone implies non-oxygen dependent Fe oxidation
Published in Geochimica et cosmochimica acta (15-08-2017)“…Oxygen minimum zones (OMZs) have been proposed to be an important source of dissolved iron (Fe) into the interior ocean. However, previous studies in OMZs have…”
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Lead and lead isotopes in the U.S. GEOTRACES East Pacific zonal transect (GEOTRACES GP16)
Published in Marine chemistry (20-12-2020)“…Most of the lead (Pb) in today's ocean is from human activities, although natural sources contribute small amounts of Pb that are usually masked by massive…”
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Dissolved scandium, yttrium, and lanthanum in the surface waters of the North Atlantic: Potential use as an indicator of scavenging intensity
Published in Journal of geophysical research. Oceans (01-08-2017)“…Recent work has begun to elucidate the biogeochemical cycling of scandium (Sc) in the open ocean, but so far no surface distribution data have been reported of…”
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Corrigendum: Diatom Transcriptional and Physiological Responses to Changes in Iron Bioavailability across Ocean Provinces
Published in Frontiers in Marine Science (05-04-2018)Get full text
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The iron limitation mosaic in the California Current System: Factors governing Fe availability in the shelf/near-shelf region
Published in Limnology and oceanography (01-01-2019)“…The California Current System is a productive eastern boundary region off the coasts of Washington, Oregon, and California. There is strong seasonality to the…”
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Impaired viral infection and reduced mortality of diatoms in iron-limited oceanic regions
Published in Nature geoscience (01-04-2021)“…Diatom primary productivity is tightly coupled with carbon export through the ballasted nature of the silica-based cell wall, linking the oceanic silicon and…”
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Taxon-specific contributions to silica production in natural diatom assemblages
Published in Limnology and oceanography (01-05-2018)“…The metabolic activity and growth of phytoplankton taxa drives their ecological function and contribution to biogeochemical processes. We present the first…”
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Divergent gene expression among phytoplankton taxa in response to upwelling
Published in Environmental microbiology (01-08-2018)“…Summary Frequent blooms of phytoplankton occur in coastal upwelling zones creating hotspots of biological productivity in the ocean. As cold, nutrient‐rich…”
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Does Sea Spray Aerosol Contribute Significantly to Aerosol Trace Element Loading? A Case Study From the U.S. GEOTRACES Pacific Meridional Transect (GP15)
Published in Global biogeochemical cycles (01-08-2022)“…Atmospheric deposition represents a major input for micronutrient trace elements (TEs) to the surface ocean and is often quantified indirectly through…”
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Diminished carbon and nitrate assimilation drive changes in diatom elemental stoichiometry independent of silicification in an iron-limited assemblage
Published in ISME Communications (09-07-2022)“…Abstract In the California Current Ecosystem, upwelled water low in dissolved iron (Fe) can limit phytoplankton growth, altering the elemental stoichiometry of…”
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The growth of single crystals of linear polyethylene
Published in Journal of polymer science. Part B, Polymer physics (01-05-1996)Get full text
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Computer Simulation of the Dynamics of Plasma-Surface Interactions in Vacuum Arc Cathode Spots
Published in IEEE transactions on plasma science (01-10-1987)“…After an introductory definition of the vacuum arc cathode spot, its main theoretical aspects are highlighted. Most of the review is being devoted to the…”
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Ultrasound biomicroscopy of tangential keratotomy incision depth after penetrating keratoplasty
Published in Journal of cataract and refractive surgery (01-01-1997)“…To assess the accuracy and reproducibility of using ultrasound biomicroscopy to measure corneal refractive incisions in vivo. Department of Ophthalmology,…”
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Solid tissue model for the standardization of the echo-ophthalmograph 7200 MA (Kretztechnik)
Published in Documenta ophthalmologica (15-10-1976)“…After discussion of the biologic basis of echographic tissue differentiation and of the required standardization of the ultrasonic diagnostic device by means…”
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Organic dissolved copper speciation across the U.S. GEOTRACES equatorial Pacific zonal transect GP16
Published in Marine chemistry (10-09-2020)“…Samples for organic copper (Cu)-binding ligand characterization were collected along the 2013 U.S. GEOTRACES Pacific (GP16) cruise transect from Peru to…”
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