Results 21 to 30 of about 1,271,647 (216)

The archaeome in metaorganism research, with a focus on marine models and their bacteria–archaea interactions

open access: yesFrontiers in Microbiology
Metaorganism research contributes substantially to our understanding of the interaction between microbes and their hosts, as well as their co-evolution.
Avril J. E. von Hoyningen-Huene   +28 more
doaj   +4 more sources

Massive expansion of marine archaea during a mid-Cretaceous oceanic anoxic event

open access: yesScience, 2001
Biogeochemical and stable carbon isotopic analysis of black-shale sequences deposited during an Albian oceanic anoxic event (~112 million years ago) indicate that up to 80 weight percent of sedimentary organic carbon is derived from marine ...
Damsté, Jaap S Sinninghe   +13 more
core   +5 more sources

Lipidomic chemotaxonomy aligned with phylogeny of Halobacteria

open access: yesFrontiers in Microbiology, 2023
Archaea play an important role in global biogeochemical cycles and are considered ancestral to eukaryotes. The unique lipid composition of archaea, characterized by isoprenoid alkyl chains and ether linkage to glycerol-1-phosphate, offers valuable ...
Wenyong Yao   +11 more
doaj   +1 more source

Interactions Between Marine Group II Archaea and Phytoplankton Revealed by Population Correlations in the Northern Coast of South China Sea

open access: yesFrontiers in Microbiology, 2022
Marine Group II (MGII) archaea (Poseidoniales) are the most abundant surface marine planktonic archaea and are widely distributed in both coastal and pelagic waters. The factors affecting their distribution and activity are poorly understood.
Songze Chen   +18 more
doaj   +1 more source

Diversity, distribution, and functional potentials of magroviruses from marine and brackish waters

open access: yesFrontiers in Microbiology, 2023
Marine group II (MGII) archaea (Ca. Poseidoniales) are among the most abundant microbes in global oceanic surface waters and play an important role in driving marine biogeochemical cycles.
Bu Xu   +9 more
doaj   +1 more source

Size-fractionated microbiome observed during an eight-month long sampling in Jiaozhou Bay and the Yellow Sea

open access: yesScientific Data, 2022
Measurement(s) temperature of seawater • salinity of seawater • chlorophyll a • particulate organic carbon (POC) of seawater • dissolved organic carbon (DOC) of seawater • total nitrogen (TN) of seawater • total nitrate of seawater • nitrite of seawater •
Jianchang Tao   +7 more
doaj   +1 more source

Catabolic protein degradation in marine sediments confined to distinct archaea [PDF]

open access: yesThe ISME Journal, 2022
Abstract Metagenomic analysis has facilitated prediction of a variety of carbon utilization potentials by uncultivated archaea including degradation of protein, which is a wide-spread carbon polymer in marine sediments. However, the activity of detrital catabolic protein degradation is mostly unknown for the vast majority of archaea ...
Xiuran Yin   +12 more
openaire   +2 more sources

Role for urea in nitrification by polar marine Archaea [PDF]

open access: yesProceedings of the National Academy of Sciences, 2012
Despite the high abundance of Archaea in the global ocean, their metabolism and biogeochemical roles remain largely unresolved. We investigated the population dynamics and metabolic activity of Thaumarchaeota in polar environments, where these microorganisms are particularly abundant and ...
Alonso-Sáez, Laura   +14 more
openaire   +4 more sources

Genomic Insights into Niche Partitioning across Sediment Depth among Anaerobic Methane-Oxidizing Archaea in Global Methane Seeps

open access: yesmSystems, 2023
Marine sediments are important methane reservoirs. Methane efflux from the seabed is significantly restricted by anaerobic methanotrophic (ANME) archaea through a process known as anaerobic oxidation of methane (AOM).
Jiawei Chen   +6 more
doaj   +1 more source

Using metagenomics tool to evaluate the enrichment efficiency of methanogens in marine sediment in Truong Sa archipelage, Khanh Hoa province, Vietnam [PDF]

open access: yesE3S Web of Conferences, 2023
Methanogens (archaea bacteria that produce methan) play an important role in the anaerobic digestion of organic waste, however, in marine environment, the low density of methanogens makes anaerobic digestion very slow.
Nguyen Thu Hoai   +5 more
doaj   +1 more source

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