2117 Snedecor Hall
515 294 7806

Email :pliu at iastate.edu


Peng Liu
Assistant Professor
Department of Statistics



Ph.D. (2006)  Cornell University

Research Interests

Statistical Analysis of High-dimensional Gene Expression Data, such as Next-generation Sequencing Data, Statistical Genomics, Empirical Bayesian Methods

Research Publication (since 2010)

1.      M. Orr, P. Liu and D. Nettleton (2012), Estimating the Number of Genes that are Differentially Expressed in Both of Two Independent Experiments, accepted by the Journal of Agricultural, Biological, and Environmental Statistics, doi: 10.1007/s13253-012-0108-8

2.      P. Liu and C. Wang (2012), An optimal semi-parametric testing procedure for normal means, invited article for Journal of Probability and Statistics, Volume 2012, Article ID 913560, doi:10.1155/2012/913560

3.      H. Lin, C. Wang, P. Liu, D.J. Holtkamp (2012), Construction of Disease Risk Scoring Systems using Logistic Group Lasso: Application to Porcine Reproductive and Respiratory Syndrome Survey Data. accepted by the Journal of Applied Statistics

4.      W. Fang, Y. Si, S. Douglass, D.C. Diaz-Cano, S. Merchant, M. Pellegrini, P. Liu and M. Spalding (2012), Global Changes in Chlamydomonas Gene expression Regulated by Carbon Dioxide and CIA5/CCM1, published online before print, The Plant Cell, 24(5):1876-93, doi/10.1105/tpc.112.097949

5.      T. Ji, P. Liu and D. Nettleton (2012), Borrowing Information Across Genes and Experiments for Improved Residual Variance Estimation in Microarray Data Analysis, Statistical Applications in Genetics and Molecular Biology, 11: 3, Article 12, doi: 10.1515/1544-6115.1806

6.      V. M. Kvam, P. Liu and Y. Si (2012), A comparison of statistical methods for detecting differentially expressed genes from RNA-seq data, invited article for American Journal of Botany, 99(2): 248-256 doi/10.3732/ajb.1100340

7.      E. E. Sandford, M. Orr, X. Li, H. Zhou, T. J. Johnson, S. Kariyawasam, P. Liu, L. K. Nolan and S. J. Lamont, Strong Concordance Between Transcriptomic Patterns of Spleen and Peripheral Blood Leukocytes in Response to Avian Pathogenic Escherichia coli, accepted by Avian Diseases, 2012

8.      T. Luangtongkum, Z. Shen, V. W. Seng, O. Sahin, B. Jeon, P. Liu, Q. Zhang (2012), Impaired fitness and transmission of macrolide-resistant Campylobacter jejuni in its natural host, Antimicrobial Agents and Chemotherapy 56(3): 1300-1308, doi: 10.1128/AAC.05516-11

9.      E. E. Sandford, M. Orr, M Shelby, X. Li, H. Zhou, T. J. Johnson, S. Kariyawasam, P. Liu, L. K. Nolan and S. J. Lamont (2012), Leukocyte Transcriptome from Chickens Infected with Avian Pathogenic Escherichia coli Identifies Pathways Associated with Resistance, Results in Immunology 2: 44-53. doi:10.1016/j.rinim.2012.02.003

10.  L Wang, Y. Si, L. K. Dedow, Y. Shao, P. Liu, T. Brutnell (2011), A Low-Cost Library Construction Protocol and Data Analysis Pipeline for Illumina-Based Strand-Specific Multiplex RNA-Seq, PLoS ONE 6(10): e26426. doi:10.1371/journal.pone.0026426

11.  E. E. Sandford, M. Orr, E. Balfanz, N. Bowerman, X. Li, H. Zhou, T. J. Johnson, S. Kariyawasam, P. Liu, L. K. Nolan and S. J. Lamont (2011) Spleen transcriptome response to infection with avian pathogenic Escherichia coli in broiler chickens, BMC genomics, 12:469 doi:10.1186/1471-2164-12-469

12.  G. Li, K. Tivendale. P. Liu, Y. Feng, Y. WannemuhelerW.Cai, P. Mangiamele, T. Johnson C. Penn and L.K. Nolan (2011) Transcriptome Analysis of Avian Pathogenic Escherichia coli O1 in Chicken Serum Reveals Adaptive Responses to Systemic Infection, Infection and Immunity, 79: 1951-1960; doi:10.1128/IAI.01230-10

13.  X. Yu, L. Li, J. Zola, M. Aluru, H. Ye, A. Foudree, H. Guo, S. Anderson, S. Aluru, P. Liu, S. Rodermel and Y. Yin (2011) A brassinosteroid transcriptional network revealed by genome-wide identification of bes1 target genes in Arabidopsis thaliana, The Plant Journal, 65(4):634-46 doi: 10.1111/j.1365-313X.2010.04449.x

14.  J. T. G. Hwang and P. Liu (2010) Optimal tests shrinking both means and variances applicable to microarray data analysis, Statistical Applications in Genetics and Molecular Biology, 9:1 article 36, doi: 10.2202/1544-6115.1587

15.  P. Li, L. Ponnala, N. Gandotra, L. Wang, Y. Si, L. Tausta, T. Kebrom, N. Provart, R. Patel, C.R. Myers, E.J. Reidel, R. Turgeon, P. Liu, Q. Sun, T. Nelson, and T. Brutnell (2010) The developmental dynamics of the maize leaf transcriptome as revealed through ultra high-throughput sequencing, Nature Genetics, 42(12): 1060-1067, doi:10.1038/ng.703

AMAP project