研究领域：
1. 微生物与宿主互作，免疫学
2. 病原菌遗传与适应性进化
2. 病原菌耐药性机制，新型抗生素开发
3. 生物统计学，生物信息学
学习经历：
1997-2001 中山大学生命科学学院微生物专业 学士
2001-2004 中山大学生命科学学院生物物理专业 硕士
2005-2008 中山大学生命科学学院生物化学与分子生物学专业 博士
工作经历：
2008-2015 新加坡南洋理工大学 博士后
2015- 华南农业大学 副教授
社会兼职：
Frontiers in Plant Science编委
Nature Communications, Nucleic Acids Research, Communications biology等期刊审稿人
国家自然科学基金评审专家、广东省高层次人才评审专家
荣誉与奖励：
2018年广东省珠江人才计划青年拔尖人才
代表性论文：
1. Min Yuan, Huifang Qiu, Xiaoqing Zhou, Weijun Dai. An anticipatory mechanism that enhances cooperative behaviors of quorum sensing mutants of Pseudomonas aeruginosa. PLOS Pathogens. (2025).
2. Qiu Huifang, Dai Weijun. Type IV PilD mutant stimulates the formation of persister cells in Pseudomonas aeruginosa. Journal of Antimicrobial Chemotherapy. (2025).
3. Huifang Qiu, Yuanhao Li, Min Yuan, Huali Chen, Ajai A. Dandekar, Weijun Dai. Uncovering a hidden functional role for the XRE-cupin protein PsdR as a novel quorum-sensing regulator in Pseudomonas aeruginosa. PLOS Pathogens. (2024).
4. Huifang Qiu, Ajai A Dandekar, Weijun Dai. Co-regulation of cooperative and private traits by PsdR in Pseudomonas aeruginosa. Evolution Letters. (2024).
5. Huali Chen, Xiaoqing Zhou, Weijun Dai. Identification of antimicrobial-susceptible Pseudomonas aeruginosa RpoA variant strains through positional conservation pattern. Journal of Antimicrobial Chemotherapy. (2024).
6. Bo Jiang, Huifang Qiu, Chenhui Lu, Mingqi Lu, Yuanhao Li, Weijun Dai. Uncovering the GacS-mediated role in evolutionary progression through trajectory reconstruction in Pseudomonas aeruginosa. Nucleic Acids Research. (2024).
7. Wenjie Cai, Mingqi Lu, Weijun Dai. Novel antibiotic susceptibility of an RNA polymerase α-subunit mutant in Pseudomonas aeruginosa. Journal of Antimicrobial Chemotherapy. (2023).
8. Wenjie Cai,Huimin Liao,Mingqi Lu,Xiangting Zhou,Xiaoyan Cheng,Christian Staehelin,Weijun Dai. New Evolutionary Insights into RpoA: A Novel Quorum Sensing Reprograming Factor in Pseudomonas aeruginosa. Molecular Biology and Evolution. (2023).
9. Wenjie Cai, Mingqi Lu, Xiaoyan Cheng, Weijun Dai. Improved probe detection sensitivity by flexible tandem biotin labeling. Journal of Microbiological Methods. (2023).
10. Xiaoyan Cheng, Mingqi Lu, Huifang Qiu, Yuanhao Li, Linfeng Huang, Weijun Dai. Spontaneous quorum-sensing hierarchy reprogramming in Pseudomonas aeruginosa laboratory strain PAO1. AMB Express. (2022)
11. Yuanhao Li, Bo Jiang, Weijun Dai. A large-scale whole-genome sequencing analysis reveals false positives of bacterial essential genes. Applied Microbiology and Biotechnology. (2021).
12. Chunxia Xu, Huaqin Ruan, Wenjie Cai, Christian Staehelin, Weijun Dai. Identification of an Exopolysaccharide Biosynthesis Gene in Bradyrhizobium diazoefficiens USDA110. Microorganisms. (2021).
13. Wenjie Cai, Fuwen Ou, Christian Staehelin, Weijun Dai. Bradyrhizobium sp. strain ORS278 promotes rice growth and its quorum sensing system is required for optimal root colonization. Environmental Microbiology Reports. (2020).
14. Huifang Qiu, Yuanhao Li, Weijun Dai. Codon-usage frequency mediated SNPs selection in lasR gene of cystic fibrosis Pseudomonas aeruginosa isolates. Microbiological Research. (2019).
15. Weijun Dai, Wencheng Li, Mainul Hoque, Zhuyun Li, Bin Tian, Eugene V. Makeyev. A post-transcriptional mechanism pacing expression of neural genes with precursor cell differentiation status. Nature Communications. (2015).
16. Weijun Dai, Gen Zhang, Eugene V. Makeyev. RNA-binding protein HuR autoregulates its expression by promoting alternative polyadenylation site usage. Nucleic Acids Research. (2012) . Featured Article.
