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7篇 您的检索式:作者名="WENG Wenguo"
    题名 作者 年代 出处 被引量
1Zea mays(L.) P1 locus for cob glume color identified as a post-domestication selection target with an effect on temperate maize genomes显示文摘Artificial selection during domestication and post-domestication improvement results in loss of genetic diversity near target loci. However, the genetic locus associated with cob glume color and the nature of the genomic pattern surrounding it was elusive and the selection effect in that region was not clear. An association mapping panel consisting of 283 diverse modern temperate maize elite lines was genotyped by a chip containing over 55,000 evenly distributed SNPs. Ten-fold resequencing at the target region on 40 of the panel lines and 47 tropical lines was also undertaken. A genome-wide association study(GWAS) for cob glume color confirmed the P1 locus, which is located on the short arm of chromosome 1, with a-log10 P value for surrounding SNPs higher than the Bonferroni threshold(α/n, α < 0.001) when a mixed linear model(MLM) was implemented. A total of 26 markers were identified in a 0.78 Mb region surrounding the P1 locus, including 0.73 Mb and 0.05 Mb upstream and downstream of the P1 gene, respectively. A clear linkage disequilibrium(LD) block was found and LD decayed very rapidly with increasing physical distance surrounding the P1 locus. The estimates of π and Tajima's D were significantly(P < 0.001) lower at both ends compared to the locus. Upon comparison of temperate and tropical lines at much finer resolution by resequencing(180-fold finer than chip SNPs), a more structured LD block pattern was found among the 40 resequenced temperate lines. All evidence indicates that the P1 locus in temperate maize has not undergone neutral evolution but has been subjected to artificial selection during post-domestication selection or improvement. The information and analytical results generated in this study provide insights as to how breeding efforts have affected genome evolution in crop plants.Chuanxiao Xie Jianfeng Weng Wenguo Liu Cheng Zou Zhuanfang Hao Wenxue Li Minshun Li Xiaosen Guo Gengyun Zhang Yunbi Xu Xinhai Li Shihuang Zhang 2013The Crop Journal2013,1,1:6
2A cellular automaton evacuation model based on mobile robot's behaviors显示文摘The research of evacuation in some emergencies, e.g. fire, is of great benefit to reducing the injuries of persons. In this paper, a cellular automaton evacuation model based on mobile robot's behaviors is presented. Each person is treated as an intelligent mobile robot, and motor schemas, including move-to-goal, avoid-obstacle, swirl-obstacle and nervous-motion, drive persons to interact with their environment. The motor schemas are combined with cellular automaton theory, and an evacuation model is built. Evacuation simulation of persons with different move velocities shows that the pre-sented model can predict accurately the evacuation phenomena in some emergencies.WENG WenGuo YUAN HongYong FAN WeiCheng 2007Chinese Science Bulletin2007,52,5:1
3Extracellular domain of 4-1BBL enhanced the antitumoral efficacy of peripheral blood lymphocytes mediated by anti-CD3<ce:hsp sp='0.25'/>×<ce:hsp sp='0.25'/>anti-Pgp bispecific diabody against human multidrug-resistant leukemia显示文摘Hongxing Guo Wenguo Jiang Wenge Liu Yingdai Gao Ming Yang Yuan Zhou Jinhong Wang Jing Qi Xin Cheng Zhenping Zhu Chunzheng Yang Dongsheng Xiong 2008Cellular Immunology2008,,2:1
4Modeling the dynamics of disaster spreading from key nodes in complex networks显示文摘Weng Wenguo Ni Shunjiang Yuan Hongyong 2007International Journal of Modern Physics C:Computational Physics and Physical Computation2007,18,5:1
5Empirical study on unidirectional dense crowd during a real mass event 显示文摘Zhang Xiaole Weng Wenguo Yuan Hongyong 2013Physica A : Statistical Mechanics and its Applications2013,,:1
6Impact of travel patterns on epidemic dynamics in heterogeneous spatial metapopulation networks 显示文摘NI Shunjiang WENG Wenguo 2009Physical Review E2009,79,01:1
7Review of analyses on crowd-gathering risk and its evaluation methods显示文摘Overcrowding and stampedes may occur in public places with the gathering of crowds.To mitigate and prevent risk,the accident mechanism and methods for monitoring and evaluating crowd-gathering risk were investigated.Related studies are reviewed and summarized in this paper.The evolution process of crowd-gathering risk and precipitating factors were explained systematically.Risk monitoring methods are classified into three types according to the key technologies adopted.Articles exploring risk evaluation methods for crowd gathering are outlined,and the three main paradigms were formed.Finally,the shortcomings and future research points are summarized to promote more in-depth and comprehensive studies on crowd-gathering risk,develop monitoring technologies,and build an integrated system of risk management.Wenguo Weng Jiayue Wang Liangchang Shen Yushan Song 2023Journal of Safety Science and Resilience2023,4,1:0
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