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Long-term change in low-cloud cover in Southeast China during cold seasons 被引量:1
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作者 Zhe Chen Minghuai Wang +4 位作者 Haipeng Zhang Shuheng Lin Zhun Guo yiquan jiang Chen Zhou 《Atmospheric and Oceanic Science Letters》 CSCD 2022年第6期9-14,共6页
中国东南地区在冬春冷季节盛行低云,对局地能量平衡和水文循环有重要的作用.本研究使用多套数据和数值模拟结果,分析这一地区冷季节内低云云量在1980年至2017年的长期变化.结果表明,低云云量经历了先下降后上升的趋势变化,转折点出现在2... 中国东南地区在冬春冷季节盛行低云,对局地能量平衡和水文循环有重要的作用.本研究使用多套数据和数值模拟结果,分析这一地区冷季节内低云云量在1980年至2017年的长期变化.结果表明,低云云量经历了先下降后上升的趋势变化,转折点出现在2008年左右.局地水汽通量输送在影响低云云量的变化中起着至关重要的作用,其在冬季和春季分别受到哈德莱环流和沃克环流的影响.CMIP6中的气候模式对水汽通量输送的模拟能力欠佳,影响了对低云云量的模拟结果. 展开更多
关键词 低云云量 大尺度环流场 哈德莱环流 沃克环流
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A New View of the Dynamics of Particle Structure
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作者 yiquan jiang 《Journal of Applied Mathematics and Physics》 2022年第8期2561-2573,共13页
The new view denies the existence of fundamental particles in matter, and instead states that any particle and matter is a dynamic superposition of three natural elements, motion, force, and emptiness. This paper prop... The new view denies the existence of fundamental particles in matter, and instead states that any particle and matter is a dynamic superposition of three natural elements, motion, force, and emptiness. This paper proposes a new theory of the structure of matter and the unification of the four forces. A correct understanding of the logic of material structure will enable atomic energy and nuclear physics to generate new manufacturing ideas. The dissertation expounds the natural distribution of dynamics and forces in space and the new deterministic theory of dynamic relationship. This theory solves problems such as the unity of the four forces and the dynamic laws of the material structure. In practical applications, it can provide new theoretical guidance for industrial manufacturing such as nuclear energy, fusion engineering, new energy, new materials, battery energy storage, new-generation reactors, etc., and then adopt effective means in line with the laws of natural power to make the substances needed by human beings. The supply of resources and energy is perfectly satisfied. Applying this theoretical model of material structure to all aspects of the manufacturing industry will surely open up a new era of material civilization for human beings. 展开更多
关键词 Nuclear Energy Nuclear Fusion Material Structure Logic EMPTINESS Centrifugal Motion Centripetal Force Distribution of Motion and Force and Space Human Sensory Limit
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LncRNA RP11-307C12.11 promotes the growth of hepatocellular carcinoma by acting as a molecular sponge of miR-138 被引量:1
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作者 Yinan Deng Yusheng Cheng +6 位作者 Kaining Zeng Haibo Li Yiming Huang yiquan jiang Tingting Xia Tong Zhang Yang Yang 《Liver Research》 2019年第3期240-249,共10页
Background:Abnormal expression of long non-coding RNAs(lncRNAs)has been found in almost all tumors in humans,providing numerous potential diagnostic and prognostic biomarkers,and therapeutic targets.Materials and meth... Background:Abnormal expression of long non-coding RNAs(lncRNAs)has been found in almost all tumors in humans,providing numerous potential diagnostic and prognostic biomarkers,and therapeutic targets.Materials and methods:The Cancer Genome Atlas(TCGA)database was used to screen potential LncRNAs,and 30 paired hepatocellular carcinoma(HCC)tissues were used to investigate RP11-307C12.11 expression levels by qRT-PCR and another 105 HCC tissues by in situ hybridizsation(ISH).RP11-307C12.11 overexpression and knockdown experiments were performed to investigate the effects of RP11-307C12.11 on HCC growth through in vitro and in vivo assays(MTT assay,colony formation assay,EdU assay,and xenograft model).The molecular mechanism underlying these effects was confirmed by MS2-RIP-assay,RIP assay,luciferase assay,and rescue experiments.Results:RP11-307C12.11 expression level was significantly higher in tumor tissues than in the adjacent normal tissues.Elevated RP11-307C12.11 expression level was associated with poor prognosis of HCC patients,and it may be represented as an independent prognostic biomarker in patients with HCC.Functionally,RP11-307C12.11 overexpression promoted HCC growth both in vitro and in vivo;however,its knockdown reversed these effects.Mechanistically,we found that RP11-307C12.11 expressed predominantly in the cytoplasm and sponged microRNA(miR)-138 to regulate its common target CCND1 and PDK1.Conclusions:Thus,we found that RP11-307C12.11 acts as an oncogene in HCC by binding to miR-138,which might provide a novel target for HCC therapy. 展开更多
关键词 Long non-coding RNAs(lncRNAs) LncRNA RP11-307C12.11 Hepatocellular carcinoma(HCC) GROWTH MicroRNA(MiR)-138
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