Results 51 to 60 of about 1,154 (219)

An Empirical Study of R Applications for Data Analysis in Marine Geology

open access: yesMarine Science and Technology Bulletin, 2019
The study focuses on the application of R programming language towards marine geological research with a case study of Mariana Trench. Due to its logical and straightforward syntax, multi–functional standard libraries, R is especially attractive to the ...
Polina LEMENKOVA
doaj   +1 more source

Vertically distinct microbial communities in the Mariana and Kermadec trenches

open access: yesPLOS ONE, 2018
Hadal trenches, oceanic locations deeper than 6,000 m, are thought to have distinct microbial communities compared to those at shallower depths due to high hydrostatic pressures, topographical funneling of organic matter, and biogeographical isolation.
Logan M. Peoples   +8 more
openaire   +6 more sources

Epidemiology of Cancer‐Associated Venous Thromboembolism Across the United States

open access: yesAmerican Journal of Hematology, EarlyView.
ABSTRACT Prior epidemiological studies on cancer‐associated venous thromboembolism (VTE) were limited by homogenous patient populations. We leverage Cosmos, a collaborative dataset of Epic electronic health record systems, to conduct an updated evaluation of cancer‐associated VTE in the United States (US).
Barbara D. Lam   +7 more
wiley   +1 more source

The deepest mitochondrial genome sequenced from Mariana Trench Hirondellea gigas (Amphipoda) [PDF]

open access: yesMitochondrial DNA Part B, 2016
Hirondellea gigas is an amphipod that is a dominant animal resident living in the Challenger Deep (∼11,000m depth) of the Mariana Trench, which is the world deepest point in the ocean. Here we report a nearly complete mitochondrial genome of H. gigas, the world deepest mitogenome. The genome consists of two contigs with lengths of 8,603 bp and 6,984 bp,
Lan, Yi   +5 more
openaire   +3 more sources

Growth dynamics, skeletochronology, and histovariability of the theropod dinosaur Berthasaura leopoldinae

open access: yesThe Anatomical Record, EarlyView.
Osteohistological sampling on different bones of theropod dinosaur documents discrepant age record, growth, and metabolism. This could result unprecise paleobiological inferences if samplings are based on single bones. However, multi‐bone sampling can attenuate these discrepancies, helping to infer growth dynamics and physiology of these extinct ...
Geovane Alves de Souza   +3 more
wiley   +1 more source

Bacteria are important dimethylsulfoniopropionate producers in marine aphotic and high-pressure environments

open access: yesNature Communications, 2020
Dimethylsulfoniopropionate (DMSP) is an osmolyte produced by marine microbes that plays an important role in nutrient cycling and atmospheric chemistry.
Yanfen Zheng   +15 more
doaj   +1 more source

Talaromyces sedimenticola sp. nov., isolated from the Mariana Trench

open access: yesAntonie van Leeuwenhoek
Abstract Two fungal strains (K-2T and S1) were isolated from the deepest ocean sediment of the Challenger Deep located in the Mariana Trench. The internal transcribed spacer (ITS) gene sequences of the isolates K-2T and S1 differed from their closely related species, such as Talaromyces assiutensis, and T.
Hongbo, Zhou   +9 more
openaire   +2 more sources

Anomalous propagation of Rayleigh waves along Izu‐Mariana Trench

open access: yesGeophysical Research Letters, 1992
Broad band records of Macquarie Ridge earthquake of May 1989 recorded in Japan show anomalous propagation of Rayleigh wave with frequency of 5 – 25 mHz along the back arc side of the Izu‐Mariana trench. Rayleigh waves at three stations in central Japan show different polarization, that is, while one station shows a normal Rayleigh wave, other two ...
Mamoru Kato, Kazuro Hirahara
openaire   +1 more source

Zooarchaeological Analysis of an Atoll Assemblage From Central Micronesia

open access: yesArchaeology in Oceania, EarlyView.
ABSTRACT There has been a dearth of archaeological research on atolls in the central‐eastern Caroline Islands of Micronesia. This has limited our understanding of pre‐contact subsistence and settlement strategies in these more marginal and remote environments, particularly in regards to zooarchaeological data.
Philippa Jorissen   +2 more
wiley   +1 more source

Distinct Effects of Complement C4A and C4B Copy Numbers in Systemic Sclerosis Serological and Clinical Subtypes

open access: yesArthritis &Rheumatology, EarlyView.
Objective Complement component 4 (C4), encoded by C4A and C4B within the major histocompatibility complex (MHC) on chromosome 6, regulates the immune response and clears immune complexes. The variable copy number (CN) of C4 genes and retroviral human endogenous retrovirus K (HERV‐K) element influence its function.
Javier Martínez‐López   +156 more
wiley   +1 more source

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