文献类型: 外文期刊
作者: Gao, Huijiang;Liu, Yongxin;Zhang, Tingting;Yang, Runqing;Yang, Runqing;Prows, Daniel R.;Prows, Daniel R.
作者机构:
关键词: Cox proportional hazards model;Imprinted quantitative trait loci;Mapping;Optimisation;Survival distribution;Survival trait
期刊名称: JOURNAL OF APPLIED GENETICS
ISSN:
年卷期:
页码:
收录情况: SCI
摘要: A number of imprinted genes have been observed in plants, animals and humans. They not only control growth and developmental traits, but may also be responsible for survival traits. Based on the Cox proportional hazards (PH) model, we constructed a general parametric model for dissecting genomic imprinting, in which a baseline hazard function is selectable for fitting the effects of imprinted quantitative trait loci (iQTL) genotypes on the survival curve. The expectation-maximisation (EM) algorithm is derived for solving the maximum likelihood estimates of iQTL parameters. The imprinting patterns of the detected iQTL are statistically tested under a series of null hypotheses. The Bayesian information criterion (BIC) model selection criterion is employed to choose an optimal baseline hazard function with maximum likelihood and parsimonious parameterisation. We applied the proposed approach to analyse the published data in an F-2 population of mice and concluded that, among five commonly used survival distributions, the log-logistic distribution is the optimal baseline hazard function for the survival time of hyperoxic acute lung injury (HALI). Under this optimal model, five QTL were detected, among which four are imprinted in different imprinting patterns.
分类号: Q1
- 相关文献
作者其他论文 更多>>
-
Myrmeleon fuscus is a promising predator for biological control of the red imported fire ant, Solenopsis invicta: from laboratory to field assessments
作者:Zhang, Tingting;Li, Xiaokang;Wang, Mengqing;Li, Yuyan;Shen, Zhongjian;Zhang, Lisheng;Mao, Jianjun
关键词:antlion;ant worker;predation efficiency;functional response;colonization;mesocosm experiment;biological control agent;foraging behavior disruption;generalist predator
-
ReaGP: integrating residual units and attention mechanisms in convolution neural network for genomic prediction
作者:Li, Jing;Guo, Peng;Zhang, Yuanxu;Ma, Haoran;Zhao, Zhida;Wang, Yuanqing;Wang, Zezhao;Chen, Yan;Xu, Lingyang;Zhang, Lupei;Gao, Huijiang;Gao, Xue;Li, Junya;Zhu, Bo
关键词:
-
Comparative Transcriptome Analysis of the Effects of a Non-Insect Artificial Diet on the Nutritional Development of Harmonia axyridis
作者:Zhang, Tingting;Yu, Yinchen;Li, Jianyu;Zheng, Li;Chen, Shiwei;Mao, Jianjun
关键词:transcriptome;nutritional;artificial diet;H. axyridis;juvenile hormone III
-
Optimizing nitrogen application frequency to enhance the post-flowering matter accumulation, yield and water/nitrogen use efficiency of densely planted and drip-irrigated maize
作者:Shen, Dongping;Zhou, Linli;Wang, Keru;Ming, Bo;Xie, Ruizhi;Xue, Jun;Fang, Liang;Zhang, Tingting;Wang, Zhen;Yu, Jinghui;Xu, Xiaoxue;Jiang, Hui;Ma, Naijiao;Zhang, Guoqiang;Li, Shaokun
关键词:frequency of nitrogen application;integrated drip irrigation and fertilization;spring maize;water-use efficiency;yield
-
Might tiger beetles serve as effective predators of fire ants? Preliminary investigations using the golden-spotted tiger beetle, Cosmodela aurulenta (Fabricius)
作者:Zhang, Tingting;Li, Xiaokang;Liu, Meng;Zhang, Lisheng;Wang, Mengqing;Li, Yuyan;Shen, Zhongjian;Mao, Jianjun
关键词:predator;predation preference;self-defense;prey;rearing
-
Comprehensive Characterization of Metabolites in Multiplier Onion Bulbs and Identification of Regulatory Genes for Nutritional Improvement
作者:Jia, Huixia;Song, Jiangping;Zhang, Tingting;Tan, Yumin;Wang, Mengzhen;Zang, Jiyan;Zhang, Xiaohui;Yang, Wenlong;Pang, Yanhui;Yang, Yanfei;Wang, Haiping
关键词:multiplier onion;metabolome;transcriptome;nutritional composition;regulatory genes
-
Enhancing Genomic Prediction Accuracy in Beef Cattle Using WMGBLUP and SNP Pre-Selection
作者:Zhao, Huqiong;Xie, Xueyuan;Ma, Haoran;Zhou, Peinuo;Xu, Boran;Zhang, Yuanqing;Xu, Lingyang;Gao, Huijiang;Li, Junya;Wang, Zezhao;Niu, Xiaoyan
关键词:GWAS;beef cattle;multi-population genomic prediction;simulation