Search Results - "Morono, Yuki"
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Accessing the energy-limited and sparsely populated deep biosphere: achievements and ongoing challenges of available technologies
Published in Progress in earth and planetary science (10-04-2023)“…Microbes in marine sediments detected and counted by direct observation of membrane-filtered sediment samples stained with acridine orange. This technique can…”
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Aerobic microbial life persists in oxic marine sediment as old as 101.5 million years
Published in Nature communications (28-07-2020)“…Sparse microbial populations persist from seafloor to basement in the slowly accumulating oxic sediment of the oligotrophic South Pacific Gyre (SPG). The…”
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Global diversity of microbial communities in marine sediment
Published in Proceedings of the National Academy of Sciences - PNAS (03-11-2020)“…Microbial life in marine sediment contributes substantially to global biomass and is a crucial component of the Earth system. Subseafloor sediment includes…”
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Isolation of an archaeon at the prokaryote–eukaryote interface
Published in Nature (London) (23-01-2020)“…The origin of eukaryotes remains unclear 1 – 4 . Current data suggest that eukaryotes may have emerged from an archaeal lineage known as ‘Asgard’ archaea 5 , 6…”
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An improved cell separation technique for marine subsurface sediments: applications for high-throughput analysis using flow cytometry and cell sorting
Published in Environmental microbiology (01-10-2013)“…Summary Development of an improved technique for separating microbial cells from marine sediments and standardization of a high‐throughput and discriminative…”
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Persistent organic matter in oxic subseafloor sediment
Published in Nature geoscience (01-02-2019)“…Nearly half of the global seafloor is overlain by sediment oxygenated to the basement. Yet, despite the availability of oxygen to fuel aerobic respiration,…”
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Significant contribution of Archaea to extant biomass in marine subsurface sediments
Published in Nature (21-08-2008)“…Deep drilling into the marine sea floor has uncovered a vast sedimentary ecosystem of microbial cells. Extrapolation of direct counts of stained microbial…”
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Metagenomic profiles of archaea and bacteria within thermal and geochemical gradients of the Guaymas Basin deep subsurface
Published in Nature communications (27-11-2023)“…Previous studies of microbial communities in subseafloor sediments reported that microbial abundance and diversity decrease with sediment depth and age, and…”
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Label-Free Identification of Spore-Forming Bacteria Using Ultrabroadband Multiplex Coherent Anti-Stokes Raman Scattering Microspectroscopy
Published in The journal of physical chemistry. B (09-03-2023)“…Spore-forming bacteria accumulate dipicolinic acid (DPA) to form spores to survive in extreme environments. Vibrational spectroscopy is widely used to detect…”
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Methyl-compound use and slow growth characterize microbial life in 2-km-deep subseafloor coal and shale beds
Published in Proceedings of the National Academy of Sciences - PNAS (31-10-2017)“…The past decade of scientific ocean drilling has revealed seemingly ubiquitous, slow-growing microbial life within a range of deep biosphere habitats…”
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Bioturbation as a key driver behind the dominance of Bacteria over Archaea in near-surface sediment
Published in Scientific reports (25-05-2017)“…The factors controlling the relative abundances of Archaea and Bacteria in marine sediments are poorly understood. We determined depth distributions of…”
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Magmatism, serpentinization and life: Insights through drilling the Atlantis Massif (IODP Expedition 357)
Published in Lithos (15-12-2018)“…IODP Expedition 357 used two seabed drills to core 17 shallow holes at 9 sites across Atlantis Massif ocean core complex (Mid-Atlantic Ridge 30°N). The goals…”
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An Improved Method for Extracting Viruses From Sediment: Detection of Far More Viruses in the Subseafloor Than Previously Reported
Published in Frontiers in microbiology (29-04-2019)“…Viruses are the most abundant biological entities on Earth and perform essential ecological functions in aquatic environments by mediating biogeochemical…”
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A Modified SDS-Based DNA Extraction Method for High Quality Environmental DNA from Seafloor Environments
Published in Frontiers in microbiology (23-06-2016)“…Recovering high quality genomic DNA from environmental samples is a crucial primary step to understand the genetic, metabolic, and evolutionary characteristics…”
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Carbon and nitrogen assimilation in deep subseafloor microbial cells
Published in Proceedings of the National Academy of Sciences - PNAS (08-11-2011)“…Remarkable numbers of microbial cells have been observed in global shallow to deep subseafloor sediments. Accumulating evidence indicates that deep and ancient…”
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Hot-Alkaline DNA Extraction Method for Deep-Subseafloor Archaeal Communities
Published in Applied and Environmental Microbiology (01-03-2014)“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Significant contribution of subseafloor microparticles to the global manganese budget
Published in Nature communications (06-02-2019)“…Ferromanganese minerals are widely distributed in subseafloor sediments and on the seafloor in oceanic abyssal plains. Assessing their input, formation and…”
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Dense microbial community on a ferromanganese nodule from the ultra-oligotrophic South Pacific Gyre: Implications for biogeochemical cycles
Published in Earth and planetary science letters (01-08-2016)“…During Integrated Ocean Drilling Program (IODP) Expedition 329, a deep-sea ferromanganese nodule and surrounding sediment were collected from the South Pacific…”
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Presence of oxygen and aerobic communities from sea floor to basement in deep-sea sediments
Published in Nature geoscience (01-04-2015)“…The depth of oxygen penetration and microbial activity in marine sediments varies by region. Sediment cores from the South Pacific Gyre host oxygen and aerobic…”
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Temperature limits to deep subseafloor life in the Nankai Trough subduction zone
Published in Science (American Association for the Advancement of Science) (04-12-2020)“…Microorganisms in marine subsurface sediments substantially contribute to global biomass. Sediments warmer than 40°C account for roughly half the marine…”
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