413 Result(s)
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Highly efficient catalyst for 1,1,2-trichloroethane dehydrochlorination via BN3 frustrated Lewis acid-base pairs
In this study, a novel non-metallic carbon-based catalyst co-doped with boron and nitrogen (B,N) was successfully synthesized. By precisely controlling the carbonization temperature of a binary mixed ionic liq...
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Visible light promoted aerobic selective photo-oxidation of cyclohexene on LaCoxCu1−xO3 catalyst
Heterogeneously catalyzed liquid oxidation of olefins with O2 provides an alternative way for synthesizing high-value added chemicals. Herein, we report a straightforward urea-redox and sol-gel process for synthe...
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The chloroplast genome of Camellia sinensis var. assamica cv. Duntsa (Theaceae) and comparative genome analysis: mutational hotspots and phylogenetic relationships
Camellia sinensis (L.) O. Kuntze var. assamica cv. Duntsa (herein C. duntsa) has been used since ancient times in Hunan, China. To understand the genetic background information of C. duntsa and clarify the relati...
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Open AccessResearch on pipeline leakage localization method based on CZIM algorithm
The time difference of arrival is a common method to find the leakage point of water pipeline. The leakage point localization is achieved by calculating the time delay between the signals reaching different se...
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Finite element simulation and experimental validation of the thermomechanical behavior in selective laser melting of Ti55531 alloy
The finite element model was established to predict the thermal and stress fields in selective laser melting of Ti55531 alloy. The temperature distribution, melt pool dimension, and solidification parameters o...
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Longitudinal Associations Between Physical Activity and Depressive Symptoms in Chinese Children: Evidence from the Tongji Mental Health Cohort Study
We aimed to examine the associations between depressive symptoms and physical activity parameters (e.g., intensity, frequency, and duration) among Chinese school-aged children.
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Open AccessCharacterization of gene regulatory networks underlying key properties in human hematopoietic stem cell ontogeny
Human hematopoiesis starts at early yolk sac and undergoes site- and stage-specific changes over development. The intrinsic mechanism underlying property changes in hematopoiesis ontogeny remains poorly unders...
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Non-local Graph Convolutional Network
Graph convolutional network (GCN) has led to state-of-the-art performance for structured data. The superior performance would be partly due to the convolutional operations that operate over local neighborhoods...
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Plasma cell signatures predict prognosis and treatment efficacy for lung adenocarcinoma
This study aims to identify key genes regulating tumor infiltrating plasma cells (PC) and provide new insights for innovative immunotherapy. Methods: Key genes related to PC were identified using machine learn...
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Open AccessBiotransformation of zearalenone to non-estrogenic compounds with two novel recombinant lactonases from Gliocladium
The mycotoxin zearalenone (ZEA) produced by toxigenic fungi is widely present in cereals and its downstream products. The danger of ZEA linked to various human health issues has attracted increasing attention....
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Open AccessPlasma metabolites and risk of seven cancers: a two-sample Mendelian randomization study among European descendants
While circulating metabolites have been increasingly linked to cancer risk, the causality underlying these associations remains largely uninterrogated.
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Simultaneous speciation analysis of arsenic and iodine in human urine by high performance liquid chromatography-inductively coupled plasma mass spectrometry
A high-performance liquid chromatography-inductively coupled plasma mass spectrometry-based method was developed for the simultaneous determination of four iodine species (i.e. iodate, 3-iodo-tyrosine, 3,5-dii...
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Open AccessMulticenter study of seasonal and regional airborne allergens in Chinese preschoolers with allergic rhinitis
This study is nationwide multicenter epidemiological research, aimed at investigating the distribution changes and seasonal patterns of various airborne allergens among preschool children with allergic rhiniti...
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Evaluation of Parameters Coupling into ZT for Higher Output Performance
Thermoelectric power generation is an emerging renewable energy technology, while its widespread application has been limited by its constrained output capacity. The figure of merit (
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Open AccessThe Roadmap of 2D Materials and Devices Toward Chips
This review introduces the potential of 2D electronics for post-Moore era and discusses their current progress in digital circuits, analog circuits, heterogeneous integration,...
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Open AccessA novel nomogram and recursive partitioning analysis for predicting cancer-specific survival of patients with subcutaneous leiomyosarcoma
Accurately predicting prognosis subcutaneous leiomyosarcoma (LMS) is crucial for guiding treatment decisions in patients. The objective of this study was to develop prediction models for cancer-specific surviv...
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Beyond coordinate attention: spatial-temporal recalibration and channel scaling for skeleton-based action recognition
Skeleton-based action recognition is an attractive issue in computer vision. Recent lightweight attention mechanisms (e.g. coordinate attention) have proven to be highly effective in skeleton-based action reco...
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Open AccessHerbal medicine and gut microbiota: exploring untapped therapeutic potential in neurodegenerative disease management
The gut microbiota that exists in the human gastrointestinal tract is incredibly important for the maintenance of general health as it contributes to multiple aspects of host physiology. Recent research has re...
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Diagenetic evolution and reservoir quality of the Oligocene sandstones in the Baiyun Sag, Pearl River Mouth Basin, South China Sea
The Oligocene Zhuhai sandstones are significant reservoirs for hydrocarbons in the Baiyun Sag, South China Sea. For effective appraisal, exploration and exploitation of such a deep-water hydrocarbon sandstone,...
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Open AccessCorrection: CircPTPN22 modulates T‑cell activation by sponging miR‑4689 to regulate S1PR1 expression in patients with systemic lupus erythematosus