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Article
Biogeochemistry of sedimentary organic matter in the Yongjiang River estuary in the southern part of Hangzhou Bay, China, since the Late Pleistocene
A sediment core (YJK19-02) collected from the southern outlet of Hangzhou Bay near the Yongjiang River estuary in East China was analyzed for grain size, lignin, bulk elemental composition, stable carbon isoto...
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Article
Potassium isotopic signatures of modern offshore detrital sediments from different climatic regimes and the implications
Potassium isotopes are a novel tracer for continental weathering. Previous K isotope studies on chemical weathering generally targeted weathering profiles under a particular climate region, yet the effects of ...
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Article
Diversity and salinity adaptations of ammonia oxidizing archaea in three estuaries of China
Ammonia-oxidizing archaea (AOA) are ubiquitously found in diverse habitats and play pivotal roles in the nitrogen and carbon cycle, especially in estuarine and coastal environments. Despite the fact that the d...
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Article
Sources and degradation of organic matter in the surface sediments of the Chukchi Sea: insights from amino acids
In the context of global warming and rapid environment change in the Arctic, the supply of organic matter (OM) has increased significantly and a large amount of OM are buried on the Arctic shelf. Studying the ...
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Article
Application of an optical nitrate profiler to high- and low-turbidity coastal shelf waters
Here, we report the results of high-resolution nitrate measurements using an optical nitrate profiler (in situ ultraviolet spectrophotometer, ISUS) along transect across a high-turbidity shelf (East China Sea) an...
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Article
Open AccessWheel Setting Error Modeling and Compensation for Arc Envelope Grinding of Large-Aperture Aspherical Optics
Precision grinding is a key process for realizing the use of large-aperture aspherical optical elements in laser nuclear fusion devices, large-aperture astronomical telescopes, and high-resolution space camera...
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Article
Overlooked contribution of the biological pump to the Pacific Arctic nitrogen deficit
The nutrient-rich Pacific Ocean seawater that flows through the Bering Strait into the Chukchi Sea is generally considered to be the most important source of nutrients to the Arctic euphotic zone. The inflow i...
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Article
Open AccessLncRNA CRLM1 inhibits apoptosis and promotes metastasis through transcriptional regulation cooperated with hnRNPK in colorectal cancer
Colorectal liver metastases (CRLM) continue to have a low survival rate. The number of CRLM regulators and clinical indicators remains limited. Long non-coding RNAs (lncRNAs) are a new master regulator of cell...
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Article
Open AccessIdentification of fatty acid metabolism-related lncRNAs in the prognosis and immune microenvironment of colon adenocarcinoma
Cancer metabolism is largely altered compared to normal cells. This study aims to explore critical metabolism pathways in colon adenocarcinoma (COAD), and reveal the possible mechanism of their role in cancer ...
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Article
Monitoring Sediment and Water Chemistry in Small Remote Aquatic Systems in East Sepik Province, Papua New Guinea
Small rivers are complex ecosystems facing threats from human activities and climate change. Therefore, studying the sediment and water chemistry of several streams in the East Sepik Province of Papua New Guin...
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Article
Vertical distribution of nutrient tracers in the western Arctic Ocean and its relationship to water structure and biogeochemical processes
During the 3rd Chinese National Arctic Research Expedition cruise in the summer of 2008, nutrients (NO3, NO2, SiO32 , and PO43 ) and dissolved oxygen were measured in the western Arctic Ocean, to derive the verti...
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Article
Comparison of sedimentary organic carbon loading in the Yap Trench and other marine environments
Knowledge about organic carbon loadings (ratio of sedimentary organic carbon (SOC) content to specific surface area (SSA)) and the fate of organic carbon (OC) is critical to understand the marine carbon cycle....
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Changing Nutrients, Oxygen and Phytoplankton in the East China Sea
Biogeochemical processes in the East China Sea are substantially affected by anthropogenic nutrient inputs. The dramatic decadal changes in nutrient concentrations were mainly due to the increases of DIN and D...
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Article
Meta-Analysis of Regorafenib-Associated Adverse Events and Their Management in Colorectal and Gastrointestinal Stromal Cancers
To assess the risk factors associated with regorafenib-related adverse events (AEs) in metastatic colorectal cancer (mCRC) and gastrointestinal stromal tumors (GIST). We also evaluated different measures of co...
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Article
Distribution and Sources of Organic Matter in Surface Sediments of the Northern Bering and Chukchi Seas by Using Bulk and Tetraether Proxies
The organic matter (OM) preserved in Arctic Ocean sediments is of great importance to the global carbon budget. However, works that apply multiple proxies to determine the distribution and concentration of org...
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Article
International Silica Cycle Workshop held in Hangzhou
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Article
Bio-Organic Geochemistry research in China: Advances, opportunities and challenges
The discipline of “Bio-Organic Geochemistry” is a cross research field between biogeochemistry and traditional organic geochemistry, which focuses on geochemical processes related to the biosynthesis of organi...
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Article
Open AccessAlgae explosive growth mechanism enabling weather-like forecast of harmful algal blooms
As a global problem in coastal environments, harmful algal blooms (HABs) have seriously affected the health of coastal ecosystems and regional economies. Here we report an aerosol-trigger mechanism for the occ...
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Article
Sources and transformations of nitrogen in the South China Sea: insights from nitrogen isotopes
To elucidate the sources and transformations of nitrogen in the South China Sea (SCS), the nitrogen isotopic composition of nitrate ( $...
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Article
Variations in organic carbon loading of surface sediments from the shelf to the slope of the Chukchi Sea, Arctic Ocean
The content of organic carbon (OC) normalized to the specific surface area (SSA) of sediment is widely used to trace variations in OC loading (OC/SSA). This study presents observations of OC/SSA of surface sed...
