Search Results - "Moran, Dawn M."
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Metabolic versatility of the nitrite-oxidizing bacterium Nitrospira marina and its proteomic response to oxygen-limited conditions
Published in The ISME Journal (01-04-2021)“…The genus Nitrospira is the most widespread group of nitrite-oxidizing bacteria and thrives in diverse natural and engineered ecosystems . Nitrospira marina…”
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Genomic and proteomic characterization of “Candidatus Nitrosopelagicus brevis”: An ammonia-oxidizing archaeon from the open ocean
Published in Proceedings of the National Academy of Sciences - PNAS (27-01-2015)“…Thaumarchaeota are among the most abundant microbial cells in the ocean, but difficulty in cultivating marine Thaumarchaeota has hindered investigation into…”
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Multiple nutrient stresses at intersecting Pacific Ocean biomes detected by protein biomarkers
Published in Science (American Association for the Advancement of Science) (05-09-2014)“…Marine primary productivity is strongly influenced by the scarcity of required nutrients, yet our understanding of these nutrient limitations is informed by…”
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Iron conservation by reduction of metalloenzyme inventories in the marine diazotroph Crocosphaera watsonii
Published in Proceedings of the National Academy of Sciences - PNAS (08-02-2011)“…The marine nitrogen fixing microorganisms (diazotrophs) are a major source of nitrogen to open ocean ecosystems and are predicted to be limited by iron in most…”
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Adaptive responses of marine diatoms to zinc scarcity and ecological implications
Published in Nature communications (14-04-2022)“…Scarce dissolved surface ocean concentrations of the essential algal micronutrient zinc suggest that Zn may influence the growth of phytoplankton such as…”
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Microeukaryote metabolism across the western North Atlantic Ocean revealed through autonomous underwater profiling
Published in Nature communications (25-08-2024)“…Microeukaryotes are key contributors to marine carbon cycling. Their physiology, ecology, and interactions with the chemical environment are poorly understood…”
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Defining DNA-Based Operational Taxonomic Units for Microbial-Eukaryote Ecology
Published in Applied and Environmental Microbiology (15-09-2009)“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Hydrothermal trace metal release and microbial metabolism in the northeastern Lau Basin of the South Pacific Ocean
Published in Biogeosciences (06-10-2021)“…Bioactive trace metals are critical micronutrients for marine microorganisms due to their role in mediating biological redox reactions, and complex…”
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Kleptoplasty in an Antarctic dinoflagellate: caught in evolutionary transition?
Published in Environmental microbiology (01-01-2007)“…Summary Photosynthetic dinoflagellates contain a diverse collection of plastid types, a situation believed to have arisen from multiple endosymbiotic events…”
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10
Unique Patterns and Biogeochemical Relevance of Two-Component Sensing in Marine Bacteria
Published in mSystems (01-01-2019)“…Two-component sensory (TCS) systems link microbial physiology to the environment and thus may play key roles in biogeochemical cycles. In this study, we…”
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Examination of microbial proteome preservation techniques applicable to autonomous environmental sample collection
Published in Frontiers in microbiology (01-01-2011)“…Improvements in temporal and spatial sampling frequency have the potential to open new windows into the understanding of marine microbial dynamics. In recent…”
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Dissolved and particulate trace metal micronutrients under the McMurdo Sound seasonal sea ice: basal sea ice communities as a capacitor for iron
Published in Frontiers in chemistry (01-01-2013)“…Dissolved and particulate metal concentrations are reported from three sites beneath and at the base of the McMurdo Sound seasonal sea ice in the Ross Sea of…”
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Transcriptomic and proteomic responses of the oceanic diatom Pseudo‐nitzschia granii to iron limitation
Published in Environmental microbiology (01-08-2018)“…Summary Diatoms are a highly successful group of photosynthetic protists that often thrive under adverse environmental conditions. Members of the genus…”
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Flexible B 12 ecophysiology of Phaeocystis antarctica due to a fusion B 12 -independent methionine synthase with widespread homologues
Published in Proceedings of the National Academy of Sciences - PNAS (06-02-2024)“…Coastal Antarctic marine ecosystems are significant in carbon cycling because of their intense seasonal phytoplankton blooms. Southern Ocean algae are…”
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Amoebae and Legionella pneumophila in saline environments
Published in Journal of water and health (01-03-2011)“…Amoeboid protists that harbor bacterial pathogens are of significant interest as potential reservoirs of disease-causing organisms in the environment, but…”
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Abundant nitrite-oxidizing metalloenzymes in the mesopelagic zone of the tropical Pacific Ocean
Published in Nature geoscience (01-05-2020)“…Numerous biogeochemical reactions occur within the oceans’ major oxygen minimum zones, but less attention has been paid to the open ocean extremities of these…”
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Microbial functional diversity across biogeochemical provinces in the central Pacific Ocean
Published in Proceedings of the National Academy of Sciences - PNAS (13-09-2022)“…Enzymes catalyze key reactions within Earth's life-sustaining biogeochemical cycles. Here, we use metaproteomics to examine the enzymatic capabilities of the…”
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Proteome trait regulation of marine Synechococcus elemental stoichiometry under global change
Published in The ISME Journal (08-01-2024)“…Recent studies have demonstrated regional differences in marine ecosystem C:N:P with implications for carbon and nutrient cycles. Due to strong co-variance,…”
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Minimal cobalt metabolism in the marine cyanobacterium Prochlorococcus
Published in Proceedings of the National Academy of Sciences - PNAS (07-07-2020)“…Despite very low concentrations of cobalt in marine waters, cyanobacteria in the genus Prochlorococcus retain the genetic machinery for the synthesis and use…”
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Flexible B12 ecophysiology of Phaeocystis antarctica due to a fusion B12–independent methionine synthase with widespread homologues
Published in Proceedings of the National Academy of Sciences - PNAS (06-02-2024)“…Coastal Antarctic marine ecosystems are significant in carbon cycling because of their intense seasonal phytoplankton blooms. Southern Ocean algae are…”
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