Articles with "hadal zone" as a keyword



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.

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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

Bioturbation in the hadal zone

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Published in 2025 at "Nature Communications"

DOI: 10.1038/s41467-025-56627-x

Abstract: The hadal zone, >6 km deep, remains one of the least understood ecosystems on Earth. We address bioturbational structures in sediment cores from depths exceeding 7.5 km, collected during the IODP Expedition 386 in the Japan Trench.… read more here.

Keywords: gravity flow; colonization; bioturbation hadal; hadal zone ... See more keywords

Genomic evidence on the distribution and ecological function of Pseudomonas in hadal zone

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Published in 2025 at "BMC Microbiology"

DOI: 10.1186/s12866-025-03834-7

Abstract: The hadal zone is the deepest region on Earth. It serves as a depositional zone for the sinking matter from surface ocean and continental margin, aided by its unique V-shaped structure. Due to extreme depth… read more here.

Keywords: evidence distribution; distribution ecological; genomic evidence; pseudomonas hadal ... See more keywords

Insight Into the Pico- and Nano-Phytoplankton Communities in the Deepest Biosphere, the Mariana Trench

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Published in 2018 at "Frontiers in Microbiology"

DOI: 10.3389/fmicb.2018.02289

Abstract: As photoautotrophs, phytoplankton are generally present in the euphotic zone of the ocean, however, recently healthy phytoplankton cells were found to be also ubiquitous in the dark deep sea, i.e., at water depths between 2000… read more here.

Keywords: mariana trench; phytoplankton communities; hadal zone; phytoplankton ... See more keywords