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Dive into the research topics where Liu Xiangquan is active.

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Featured researches published by Liu Xiangquan.


Archive | 2018

大竹蛏 β -整合素基因 SgβInt 的特性分析和重组表达

刘佳乐; Liu Jiale; 韦秀梅; Wei Xiumei; 杨顶珑; Yang Dinglong; 童潼; Tong Tong; 刘相全; Liu Xiangquan

整合素作为一种细胞粘附因子,在细胞粘附、迁移、增殖、凋亡和吞噬等过程中发挥重要作用。本研究利用分子克隆技术获得了大竹蛏(Solen grandis) β-整合素基因(SgβInt)的cDNA全长,分析了其编码氨基酸序列的进化特点,并以SWISS-MODEL预测了氨基酸序列的三级结构。SgβInt基因序列全长为1168 bp,5′和3′非编码区(UTR)分别为61 bp和18 bp,开放阅读框(ORF)为1089 bp,编码362个氨基酸,理论等电点约为4.98,分子量为30.0 kDa。通过荧光定量PCR法检测了SgβInt在健康大竹蛏各组织中以及大竹蛏受到脂多糖、肽聚糖和葡聚糖等微生物多糖刺激后的表达。结果显示,SgβInt在血细胞、鳃、肝胰腺、性腺、肌肉和外套膜等组织中均可表达,在鳃中的表达量最高;脂多糖、肽聚糖和葡聚糖都可以诱导SgβInt表达量上调,SgβInt的表达量分别在脂多糖和葡聚糖刺激后的3 h和48 h达到最高;肽聚糖刺激后SgβInt表达量上调幅度最大,在6 h时达到最高, 证实SgβInt参与大竹蛏抵御外源微生物的免疫应答。利用基因重组技术构建了SgβInt的重组表达载体,为进一步分析软体动物整合素的功能、揭示大竹蛏先天性免疫机制奠定了基础。


Oceanologia et Limnologia Sinica / Hai Yang Yu Hu Chao | 2009

The genetic diversity of Octopus ocellatus by AFLP markers.

Zhang LongGang; Yang Jianmin; Liu Xiangquan; Wang Weijun; Sun GuoHua; Liu LiJuan; Zheng Xiaodong


Archive | 2014

Automatic feeding system of sea cucumber aquaculture workshop

Li Bin; Song Xiangjun; Li Huanjun; Cui Guoping; Wang Zhongquan; Zhou Quanli; Liu Xiangquan; Xiang Zhiwei


Archive | 2013

Artificial propagation method of Octopus ocellatus in outdoor earth pond

Wang Weidong; Yang Jianmin; Zheng Xiaodong; Zhou Quanli; Li Qi; Dong Gen; Liu Xiangquan


Archive | 2014

Method for increasing settlement and metamorphosis rate in Apostichopus japonicus larvae

Liu Xiangquan; Yang Dinglong; Wei Xiumei; Yang Jianmin; Yang Jialong; Sun Guohua; Wang Zhongquan


Archive | 2014

Method for improving mating rate of black rockfish parent fish under condition of industrial aquaculture

Fang Jinghui; Jiang Haibin; Du Rongbin; Liu Xiangquan; Liu Lijuan; Wei Xiumei; Sun Chunxiao; Wang Zhongquan


Archive | 2013

Solen grandis serpin Sgkunitz gene as well as recombinant protein and application thereof

Wei Xiumei; Liu Xiangquan; Yang Jianmin; Wang Zhongquan


Archive | 2017

Anchorage device of young bao

Feng Yanwei; Liu Xiangquan; Jiang Xu; Wei Xiumei; Liu Yihao


Archive | 2017

Non-mechanical peeling method of young sea urchins

Feng Yanwei; Jiang Xu; Liu Chunting; Liu Xiangquan; Wei Xiumei


渔业科学进展 | 2016

不同卵色皱纹盘鲍(Haliotis discus hannai)幼鲍的生长与免疫比较

赵海峰; Zhao Haifeng; 冯艳微; Feng Yanwei; 刘相全; Liu Xiangquan; 姜绪; Jiang Xu; 韦秀梅; Wei Xiumei; 刘佳乐; Liu Jiale; 江海林; Jiang Hailin

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Wang Weijun

Ocean University of China

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Li Qi

Ocean University of China

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