聚焦冠状病毒抗原结构识别、入侵、组装等机制研究，以及动物冠状病毒致病性、免疫原性、中和抗体、快速诊断方法及疫苗的研究等。

1. 国家自然科学基金青年项目，31502066，2016.01-2018.12，主持

2. 黑龙江省青年科学基金项目，QC2016043，2016.07-2019.7，主持

1.Jianbo Liu, Guangyi Cong, Hongyan Shi, et al. Neutralizing Monoclonal Antibody Fails to Recognize Porcine Epidemic Diarrhea Virus with Two Regions Deleted in Spike Protein. Veterinary Microbiology. 2020, 251:108917.

2.Jianbo Liu, Hongyan Shi, Jianfei Chen, et al. A New Neutralization Epitope in the Spike Protein of Porcine Epidemic Diarrhea Virus. International Journal of Molecular Sciences. 2022, 23(17):9674.

3.Yue-Lin Yang #, Jianbo Liu#, Tong-Yun Wang#, et al. Aminopeptidase N Is an Entry Co-factor Triggering Porcine Deltacoronavirus Entry via an Endocytotic Pathway. Journal of Virology. 2021, 95(21): e0094421.

4.Jianbo Liu, Liping Huang, Yanwu Wei, et al. Amino acid mutations in the capsid protein produce novel porcine circovirus type 2 neutralizing epitopes. Veterinary Microbiology. 2013, 165: 260 -267.

5.Jianbo Liu, Long Zhang, Liping Huang, et al. Identification of two new antigen epitopes on the putative capsid protein encoded by torque teno sus virus type 1 ORF1. Veterinary Microbiology. 2013, 167: 372-282

6.Jianbo Liu, Hongyan Shi, Jianfei Chen, et al. Neutralization of genotype 2 porcine epidemic diarrhea virus strains by a novel monoclonal antibody. Virology. 2017, 507: 257-262.

7.Jianbo Liu, Longjun Guo, Long Zhang, et al. Three new emerging subgroups of torque teno sus viruses (TTSuVs) and co-infection of TTSuVs with porcine circovirus type 2 in China. Virology Journal. 2013, 10: 189-198.

8.Jianbo Liu, Ran Gao, Hongyan Shi, et al. Development of a rapid immunochromatographic strip test for the detection of porcine epidemic diarrhea virus specific SIgA in colostrum. Journal of Virological Methods. 2020, 279: 113855.

9.Jianbo Liu, Hongyan Shi, Guangyi Cong, et al. Development of a rapid and sensitive europium (III) chelate microparticle-based lateral flow test strips for the detection and epidemiological surveillance of porcine epidemic diarrhea virus. Archives of Virology. 2020, 165: 1049–1056.

10.Jianbo Liu, Yanwu Wei, Liping Huang, et al. Functional characterization of a new promoter isolated from torque teno sus virus 1. Archives of Virology. 2016, 161: 303–306.