Search Results - "Kidane, Abiel T."
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Single cell analyses reveal contrasting life strategies of the two main nitrifiers in the ocean
Published in Nature communications (07-02-2020)“…Nitrification, the oxidation of ammonia via nitrite to nitrate, is a key process in marine nitrogen (N) cycling. Although oceanic ammonia and nitrite oxidation…”
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Methylphosphonate-driven methane formation and its link to primary production in the oligotrophic North Atlantic
Published in Nature communications (16-10-2023)“…Methylphosphonate is an organic phosphorus compound used by microorganisms when phosphate, a key nutrient limiting growth in most marine surface waters,…”
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Purple sulfur bacteria fix N2 via molybdenum-nitrogenase in a low molybdenum Proterozoic ocean analogue
Published in Nature communications (06-08-2021)“…Biological N 2 fixation was key to the expansion of life on early Earth. The N 2 -fixing microorganisms and the nitrogenase type used in the Proterozoic are…”
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Isotope geochemistry tracks the maturation of submarine massive sulfide mounds (Iberian Pyrite Belt)
Published in Mineralium deposita (01-08-2019)“…The massive sulfide deposits of the southern Iberian Pyrite Belt (IPB) occur as shale-hosted exhalative mounds or shallow sub-seafloor replacive bodies that…”
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Cyanate and urea are substrates for nitrification by Thaumarchaeota in the marine environment
Published in Nature microbiology (01-02-2019)“…Ammonia-oxidizing archaea of the phylum Thaumarchaeota are among the most abundant marine microorganisms 1 . These organisms thrive in the oceans despite…”
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Rhizobia–diatom symbiosis fixes missing nitrogen in the ocean
Published in Nature (London) (27-06-2024)“…Nitrogen (N 2 ) fixation in oligotrophic surface waters is the main source of new nitrogen to the ocean 1 and has a key role in fuelling the biological carbon…”
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Assigning Function to Phylogeny: FISH-nanoSIMS
Published in Methods in molecular biology (Clifton, N.J.) (2021)“…Catalyzed reporter deposition fluorescence in situ hybridization (CARD-FISH) is an imaging method used to identify microorganisms in environmental samples…”
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