Identification of quantitative trait loci for growth-related traits in the swimming crab Portunus trituberculatus
文献类型: 外文期刊
作者: Liu, Lei 1 ; Li, Jian 1 ; Liu, Ping 1 ; Zhao, Fazhen 1 ; Gao, Baoquan 1 ; Du, Ying 1 ;
作者机构: 1.Chinese Acad Fishery Sci, Yellow Sea Fisheries Res Inst, Qingdao 266071, Peoples R China
2.Ocean Univ China, Coll Fisheries, Qingdao, Peoples R China
关键词: Brachyura;decapod crustacean;growth-related trait;morphometrics;QTL
期刊名称:AQUACULTURE RESEARCH ( 影响因子:2.082; 五年影响因子:2.415 )
ISSN:
年卷期:
页码:
收录情况: SCI
摘要: The swimming crab (Portunus trituberculatus) is an economically important species in Asian aquaculture. Implementing growth-related traits of P. trituberculatus into genetic breeding programmes is an ongoing effort. We used a previously published genetic linkage map of P. trituberculatus, containing 55 simple sequence repeat (SSR) markers and 172 amplified fragment length polymorphism (AFLP) techniques to map quantitative trait loci (QTL) for growth-related traits in a single full sibling F-2 family. Ten growth-related traits were measured for QTL mapping. Composite interval mapping identified 9 QTL on the female map and 16 on the male map. Individual QTL with additive effects explained 11-38% of the phenotypic variance for various traits using the female parent's map, and from 1% to 21% using the male parent's map. Two QTL explaining a large percentage of variation in body weight were detected on chromosome 17 on the female map, and on chromosome 16 on the male map, and contributed 38% and 18% of the phenotypic variance respectively. This is the first study to report the detection and positioning of major QTL affecting growth in a true crab species (Brachyura). The mapping of growth-related QTL in this study raises the possibility of improving the growth of P. trituberculatus through marker-assisted selection.
- 相关文献
作者其他论文 更多>>
-
Comparison of economic and ecological benefits between factory water exchange model and biofloc model based on meta analysis
作者:Wang, Yuzhen;Zhang, Shuangyong;Wang, Yuzhen;Chen, Zhao;Chang, Zhiqiang;Zhang, Shuangyong;Meng, Gao;Li, Jian;Wang, Yuzhen;Chen, Zhao;Chang, Zhiqiang;Zhang, Shuangyong;Meng, Gao;Li, Jian
关键词:Super-intensive culture; Super-intensive biofloc culture; Economic effects; Ecological effects; Carbon sink
-
Elucidating the role of DNA methylation in low-salinity adaptation of the swimming crab Portunus trituberculatus
作者:Guo, Junyang;Lv, Jianjian;Sun, Dongfang;Liu, Ping;Gao, Baoquan;Guo, Junyang;Lv, Jianjian;Liu, Ping;Gao, Baoquan
关键词:Portunus trituberculatus; DNA methylation; Gill; Low salinity; Molecular mechanisms
-
Functions of the transcription factor myb-like in sex determination and differentiation in Portunus trituberculatus
作者:Jia, Shaoting;Lan, Weikang;Huang, Yuchao;Su, Yichen;Gao, Baoquan;Liu, Ping;Lv, Jianjian;Gao, Baoquan;Liu, Ping;Lv, Jianjian;Jia, Shaoting;Lan, Weikang;Huang, Yuchao;Su, Yichen;Gao, Baoquan;Liu, Ping;Lv, Jianjian
关键词:Portunus trituberculatus; Sex determination and differentiation; Myb-like
-
Characterisation of the Pump-Suction Flow Field of Antarctic Krill and Key Influencing Factors
作者:Liu, Ping;Lin, Liqun;Xu, Zhiqiang;Liu, Ping;Lin, Liqun;Xu, Zhiqiang
关键词:Antarctic krill; centrifugal pump; krill suction pump; flow field characteristics; numerical simulation
-
Multi-omics analysis reveals an endogenous competitive regulatory mechanism for resistance to Vibrio parahaemolyticus in the swimming crab, Portunus trituberculatus
作者:Sun, Dongfang;Zhou, Xianfa;Su, Yichen;Gao, Baoquan;Liu, Ping;Lv, Jianjian;Gao, Baoquan;Liu, Ping;Lv, Jianjian
关键词:Portunus trituberculatus; Vibrio parahaemolyticus; lncRNA; ceRNA network; Immune regulatory mechanisms; Aquaculture
-
Heat-shock protein 70 reduces apoptosis in the gills and hepatopancreas of Marsupenaeus japonicus under low-temperature stress
作者:Ren, Xianyun;Bian, Xueqiong;Jia, Shaoting;Gao, Tian;Wang, Jiajia;Liu, Ping;Li, Jian;Li, Jitao;Ren, Xianyun;Bian, Xueqiong;Jia, Shaoting;Gao, Tian;Wang, Jiajia;Liu, Ping;Li, Jian;Li, Jitao;Bian, Xueqiong;Gao, Tian;Wang, Junxia
关键词:Marsupenaeus japonicus; MjHSP70; MjHSF1; Low temperature stress; Apoptosis
-
The effects of temperature on the nutritional quality of crayfish (Procambarus clarkii) were analyzed by combining transcriptome, metabolome and intestinal microbiota
作者:Li, Ruichun;Qian, Wenqi;Huang, Li;Bai, Shuyan;Li, Chenhui;Du, Ningning;Cheng, Long;Qin, Dongli;Gao, Lei;Li, Ruichun;Qian, Wenqi;Cheng, Long;Huang, Li;Bai, Shuyan;Li, Chenhui;Du, Ningning;Qin, Dongli;Gao, Lei;Qin, Dongli;Gao, Lei;Xiu, Lei;Yu, Linhai;Guan, Tao;Li, Jian;Chen, Shilong
关键词:Procambarus clarkii; Nutritional quality; Temperature; Transcriptome; Metabolome; Intestinal microbiota



