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3篇 您的检索式:作者名="Linjun Hong"
    题名 作者 年代 出处 被引量
1Regionalization based on spatial and seasonal variation in ground-level ozone concentrations across China显示文摘Owing to the vast territory of China and strong regional characteristic of ozone pollution,it's desirable for policy makers to have a targeted and prioritized regulation and ozone pollution control strategy in China based on scientific evidences. It's important to assess its current pollution status as well as spatial and temporal variation patterns across China.Recent advances of national monitoring networks provide an opportunity to insight the actions of ozone pollution. Here, we present rotated empirical orthogonal function(REOF)analysis that was used on studying the spatiotemporal characteristics of daily ozone concentrations. Based on results of REOF analysis in pollution seasons for 3 years' observations, twelve regions with clear patterns were identified in China. The patterns of temporal variation of ozone in each region were separated well and different from each other, reflecting local meteorological, photochemical or pollution features. A rising trend in annual averaged Eight-hour Average Ozone Concentrations(O_3-8 hr) from 2014 to 2016 was observed for all regions, except for the Tibetan Plateau. The mean values of annual and 90 percentile concentrations for all 338 cities were 82.6 ± 14.6 and 133.9 ± 25.8 μg/m^3,respectively, in 2015. The regionalization results of ozone were found to be influenced greatly by terrain features, indicating significant terrain and landform effects on ozone spatial correlations. Among 12 regions, North China Plain, Huanghuai Plain, Central Yangtze River Plain, Pearl River Delta and Sichuan Basin were realized as priority regions for mitigation strategies, due to their higher ozone concentrations and dense population.Linjun Cheng Shuai Wang Zhengyu Gong Hong Li Qi Yang Yeyao Wang 2018Journal of Environmental Sciences2018,30,5:14
2Shot boundary classification by temporal pattern discovery from Laplaeian eigenmap 显示文摘Yang Linjun Lu Hong Wang Bei 2005IEEE Electronics Letters2005,41,17:1
3RASGRP1 targeted by H3K27me3 regulates myoblast proliferation and differentiation in mice and pigs显示文摘Skeletal muscle is not only the largest organ in the body that is responsible for locomotion and exercise but also crucial for maintaining the body’s energy metabolism and endocrine secretion.The trimethylation of histone H3 lysine 27(H3K27me3)is one of the most important histone modifications that participates in muscle development regulation by repressing the transcription of genes.Previous studies indicate that the RASGRP1 gene is regulated by H3K27me3 in embryonic muscle development in pigs,but its function and regulatory role in myogenesis are still unclear.In this study,we verify the crucial role of H3K27me3 in RASGRP1 regulation.The gain/loss function of RASGRP1 in myogenesis regulation is performed using mouse myoblast C2C12 cells and primarily isolated porcine skeletal muscle satellite cells(PSCs).The results of qPCR,western blot analysis,EdU staining,CCK-8 assay and immunofluorescence staining show that overexpression ofRASGRP1 promotes cell proliferation and differentiation in both skeletal muscle cell models,while knockdown of RASGRP1 leads to the opposite results.These findings indicate that RASGRP1 plays an important regulatory role in myogenesis in both mice and pigs.Liyao Xiao Jiaxin Qiao Yiyang Huang Baohua Tan Linjun Hong Zicong Li Gengyuan Cai Zhenfang Wu Enqin Zheng Shanshan Wang Ting Gu 2024Acta Biochimica et Biophysica Sinica2024,56,3:0
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