Comparison of Deep-Sea Picoeukaryotic Composition Estimated from the V4 and V9 Regions of 18S rRNA Gene with a Focus on the Hadal Zone of the Mariana Trench.
Sign Up to like & getrecommendations! Published in 2021 at "Microbial ecology"
DOI: 10.1007/s00248-021-01747-2
Abstract: Diversity of microbial eukaryotes is estimated largely based on sequencing analysis of the hypervariable regions of 18S rRNA genes. But the use of different regions of 18S rRNA genes as molecular markers may generate bias… read more here.
Keywords: mariana trench; 18s rrna; regions 18s; deep sea ... See more keywords
Rediscovery of the abyssal species Peniagone leander Pawson and Foell, 1986 (Holothuroidea: Elasipodida: Elpidiidae): the first record from the Mariana Trench area
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Oceanology and Limnology"
DOI: 10.1007/s00343-020-0067-9
Abstract: The elpidiid holothurian Peniagone leander Pawson and Foell, 1986 is recorded for the first time from the Mariana Trench area at a depth of 5 571 m. The type description of this species was based… read more here.
Keywords: mariana trench; foell 1986; leander pawson; peniagone leander ... See more keywords
Composition and origin of lipid biomarkers in the surface sediments from the southern Challenger Deep, Mariana Trench
Sign Up to like & getrecommendations! Published in 2019 at "Geoscience Frontiers"
DOI: 10.1016/j.gsf.2018.01.004
Abstract: Abstract The surface sediments collected from the southern Mariana Trench at water depths between ca. 4900 m and 7068 m were studied using lipid biomarker analyses to reveal the origin and distribution of organic matters. For all… read more here.
Keywords: surface sediments; composition origin; gdgt crenarchaeol; mariana trench ... See more keywords
Spatial Variability of Picoeukaryotic Communities in the Mariana Trench
Sign Up to like & getrecommendations! Published in 2018 at "Scientific Reports"
DOI: 10.1038/s41598-018-33790-4
Abstract: Picoeukaryotes play prominent roles in the biogeochemical cycles in marine ecosystems. However, their molecular diversity studies have been confined in marine surface waters or shallow coastal sediments. Here, we investigated the diversity and metabolic activity… read more here.
Keywords: mariana trench; variability picoeukaryotic; spatial variability; metabolic activity ... See more keywords
Characterization of the pathogenicity of a Bacillus cereus isolate from the Mariana Trench
Sign Up to like & getrecommendations! Published in 2022 at "Virulence"
DOI: 10.1080/21505594.2022.2088641
Abstract: ABSTRACT Bacillus cereus is an important opportunistic pathogen widely distributed in the environment. In this study, we reported the isolation and characterization of a B. cereus isolate, MB1, from the Challenger Deep of the Mariana… read more here.
Keywords: bacillus cereus; mariana trench; cereus isolate; cereus ... See more keywords
Pseudomonas abyssi sp. nov., isolated from the abyssopelagic water of the Mariana Trench.
Sign Up to like & getrecommendations! Published in 2018 at "International journal of systematic and evolutionary microbiology"
DOI: 10.1099/ijsem.0.002785
Abstract: A novel heterotrophic, Gram-stain-negative, aerobic, rod-shaped bacterium, designated as strain MT5T, was isolated from deep seawater in the Mariana Trench and characterized phylogenetically and phenotypically. Bacterial optimal growth occurred at 28 °C (range, 4-45 °C), pH 5-7… read more here.
Keywords: mariana trench; abyssi nov; strain mt5t; pseudomonas abyssi ... See more keywords
Abyssibacter profundi gen. nov., sp. nov., a marine bacterium isolated from seawater of the Mariana Trench.
Sign Up to like & getrecommendations! Published in 2018 at "International journal of systematic and evolutionary microbiology"
DOI: 10.1099/ijsem.0.002999
Abstract: A Gram-stain-negative, strictly aerobic, short-rod-shaped bacterium, motile by a single polar flagellum, designated OUC007T, was isolated from seawater at a depth of 1000 m in the Mariana Trench. Phylogenetic analysis based on 16S rRNA gene sequences… read more here.
Keywords: mariana trench; abyssibacter profundi; isolated seawater; profundi gen ... See more keywords
Thalassolituus alkanivorans sp. nov., a hydrocarbon-utilizing bacterium isolated from the Mariana Trench.
Sign Up to like & getrecommendations! Published in 2022 at "International journal of systematic and evolutionary microbiology"
DOI: 10.1099/ijsem.0.005404
Abstract: Two strains, TMPB967T and TTPB476, were isolated from two different locations in the Mariana Trench. Cells of strains TMPB967T and TTPB476 were Gram-negative, curved rod-shaped (0.35-0.6 µm×2-4 µm) with flagella. Both strains were catalase- and oxidase-positive. Strains… read more here.
Keywords: tmpb967t ttpb476; mariana trench; strains tmpb967t; thalassolituus alkanivorans ... See more keywords
Methylophaga pinxianii sp. nov., isolated from the Mariana Trench.
Sign Up to like & getrecommendations! Published in 2022 at "International journal of systematic and evolutionary microbiology"
DOI: 10.1099/ijsem.0.005414
Abstract: Two strains, TMB456T and TMB1265, were isolated from different locations in the Mariana Trench. Analysis of the 16S rRNA gene and genomic rRNA sequences indicated that they were from the same novel species and were… read more here.
Keywords: methylophaga pinxianii; pinxianii nov; mariana trench; strains tmb456t ... See more keywords
In situ meta-omic insights into the community compositions and ecological roles of hadal microbes in the Mariana Trench.
Sign Up to like & getrecommendations! Published in 2019 at "Environmental microbiology"
DOI: 10.1111/1462-2920.14759
Abstract: The low temperature and elevated hydrostatic pressure in hadal trenches at water depths below 6,000 m render sample collection difficult. Here, in situ hadal water microbial samples were collected from the Mariana Trench and analyzed.… read more here.
Keywords: mariana trench; hadal microbes; meta omic; situ meta ... See more keywords
Novel Viral Communities Potentially Assisting in Carbon, Nitrogen, and Sulfur Metabolism in the Upper Slope Sediments of Mariana Trench
Sign Up to like & getrecommendations! Published in 2022 at "mSystems"
DOI: 10.1128/msystems.01358-21
Abstract: The Mariana Trench harbors a substantial number of infective viral particles. However, very little is known about the identity, survival strategy, and potential functions of viruses in the trench sediments. ABSTRACT Viruses are ubiquitous in… read more here.
Keywords: carbon; novel viral; viral communities; sediments mariana ... See more keywords