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Featured researches published by Yang Qian.


Archive | 2017

斑点叉尾鲖 BPI 1基因的原核表达及生物信息学分析

王兴丽; Wang Xingli; 汪开毓; Wang Kaiyu; 陈德芳; Chen Defang; 朱劼垚; Zhu Jieyao; 杨倩; Yang Qian; 贺扬; He Yang; 王二龙; Wang Erlong

为探究斑点叉尾鲖 BPI 1抗菌肽基因编码蛋白的结构特征,实验提取斑点叉尾鲖肾脏RNA,根据 BPI 1基因序列设计引物,利用PCR方法克隆 BPI 1基因并构建至原核表达载体pTWIN1中。构建成功的重组质粒pTWIN1-BPI1经原核表达,SDS-PAGE检测显示得到约为50 ku的融合蛋白,与预期结果相一致。通过生物信息学软件对 BPI 1基因编码的蛋白序列进行分析,结果显示,克隆所得斑点叉尾鲖 BPI 1基因编码一条由223个氨基酸残基组成的多肽,等电点为9.07,属于BPI超家族,是稳定的亲水蛋白。亚细胞定位 BPI 1分布在线粒体(43.5%)、细胞质(30.4%)和细胞核(26.1%)中,表明 BPI 1可能在嘌呤和嘧啶合成以及能量代谢等过程中发挥信号转导、促进生长等重要作用。二级结构以α-螺旋和β-折叠为主,三级结构呈棒状。同源性及进化树分析表明,实验所得 BPI 1基因序列与斑点叉尾鲖 BPI 抗菌肽基因的同源性最高,序列一致性为99.1%,进化树聚为一支,表明 BPI 1基因编码的蛋白序列在相同物种中的突变率较低,保守性较高,相同物种中其生物活性与个体间的差异关系较小。


Archive | 2014

Deep treatment method for printing ink wastewater by membrane method

Hu Wenhan; Liu Liu; Liu Dong; Yang Qian; Li Yi; Wang Kaiyu; Xiao Youchang


Archive | 2014

Method for preparing hollow fiber type forward osmotic membrane

Wang Kaiyu; Cheng Xiquan; Yang Qian; Li Yi; Xiao Youchang; Shao Lu


Archive | 2013

Hollow fiber membrane spinning machine

Hu Wenhan; Wang Kaiyu; Yang Qian; Li Yi; Xiao Youchang


Archive | 2014

Method for treating low-concentration ammonia-containing wastewater by use of membrane separation technology

He Tiefeng; Xiao Youchang; Xu Zhiwei; Yang Qian; Wang Kaiyu; Li Yi


Archive | 2013

Printing ink waste water deep treatment device by adopting membrane method

Hu Wenhan; Liu Liu; Liu Dong; Yang Qian; Li Yi; Wang Kaiyu; Xiao Youchang


Archive | 2017

Synthesis of PIM (polymer of intrinsic microporosity), and preparation method and application of PIM membrane

Hu Wenhan; Xiao Youchang; Li Yi; Wang Kaiyu; Yang Qian


Archive | 2017

Preparation method and application of ultraviolet reconstructive PIM (polymer of intrinsic microporosity) membrane

Hu Wenhan; Xiao Youchang; Li Yi; Wang Kaiyu; Yang Qian


Archive | 2017

Bicombinant oral microsphere vaccine used for fish and purpose thereof

Wang Kaiyu; Yang Lei; Chen Defang; Wang Erlong; Yang Qian


Zhongguo Yufang Shouyixuebao | 2016

Isolation and identification of Aeromonas veronii from rainbow trout and Histopathology Study of the Diseased Fish

Wang Xingli; Wang Kaiyu; Chen Defang; Zhu Jieyao; Yang Qian; He Yang; Wang Erlong

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Wang Kaiyu

Sichuan Agricultural University

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