主要从事动物肠道共生菌源生物活性天然产物挖掘、肠道微生物调控布鲁氏菌疫苗免疫反应机制及人兽共患病原菌与宿主互作机制的研究。参与国家重点研发计划、国家自然科学基金面上项目等多项科研项目。参与发表论文12篇，其中以第一作者在《Journal of Agricultural and Food Chemistry》、《BMC genomics》等期刊发表SCI论文3篇，参与申请国家发明专利4项。

Ma K, Chen W, Yan SQ, Liu ZZ, Lin XQ, Zhang JB, Gao Y, Wang T, Zhang JG, Yang YJ. Purification, Characterization, Mode of Action, and Application of Jileicin, a Novel Antimicrobial from Paenibacillus jilinensis YPG26. Journal of Agricultural and Food Chemistry. 2022 May 11;70(18):5570-5578. (IF=5.895, 一区)

Ma K, Chen W, Yan SQ, Lin XQ, Liu ZZ, Zhang JB, Gao Y, Yang YJ. Genome mining reveals polysaccharide-degrading potential and new antimicrobial gene clusters of novel intestinal bacterium Paenibacillus jilinensis sp. nov. BMC Genomics. 2022 May 19;23(1):380. (IF=4.547, 二区)

Ma K, Chen W, Lin XQ, Liu ZZ, Wang T, Zhang JB, Zhang JG, Zhou CK, Gao Y, Du CT, Yang YJ. Culturing the Chicken Intestinal Microbiota and Potential Application as Probiotics Development. International Journal of Molecular Sciences. 2023 Feb 3;24(3):3045. (IF=6.208, 二区)

Liu ZZ, Chen W, Zhou CK, Ma K, Gao Y, Yang YJ. Stimulator of Interferon Genes (STING) Promotes Staphylococcus aureus-Induced Extracellular Traps Formation via the ROS-ERK Signaling Pathway. Front Cell Dev Biol. 2022 Mar 23;10:836880. (IF=6.081, 二区)

Gao Y, Zhang JG, Liu ZZ, Ma K, Lin XQ, Zhang JB, Chen W, Yang YJ. Extracellular trap can be trained as a memory response. Virulence. 2022 Dec;13(1):471-482. (IF=5.428, 二区)

Liu ZZ, Yang YJ, Zhou CK, Yan SQ, Ma K, Gao Y, Chen W. STING Contributes to Host Defense Against Staphylococcus aureus Pneumonia Through Suppressing Necroptosis. Front Immunol. 2021 May 31;12:636861. (IF=7.561, 二区)

Liu ZZ, Yang YJ, Zhou FH, Ma K, Lin XQ, Yan SQ, Gao Y, Chen W. GSDMD contributes to host defence against Staphylococcus aureus skin infection by suppressing the Cxcl1-Cxcr2 axis. Veterinary Research. 2021 May 19;52(1):71. (IF=3.683, 一区)

Du CT, Gao W, Ma K, Yu SX, Li N, Yan SQ, Zhou FH, Liu ZZ, Chen W, Lei LC, Yang YJ, Han WY. MicroRNA-146a Deficiency Protects against Listeria monocytogenes Infection by Modulating the Gut Microbiota. Int J Mol Sci. 2018 Mar 26;19(4):993. (IF=3.687, 二区)

Yu SX, Chen W, Liu ZZ, Zhou FH, Yan SQ, Hu GQ, Qin XX, Zhang J, Ma K, Du CT, Gu JM, Deng XM, Han WY, Yang YJ. Non-Hematopoietic MLKL Protects Against Salmonella Mucosal Infection by Enhancing Inflammasome Activation. Front Immunol. 2018 Feb 2;9:119. (IF=6.429, 二区)

专利：杨勇军, 马轲, 陈巍, 蔺小奇. 一株吉林类芽孢杆菌YPG26及其医用用途. 已授权，CN112574929B，2022-06-07.

专利：杨勇军, 马轲, 陈巍. 一种抗菌物质吉类菌素的制备及重组表达方法和医用用途. 申请专利，CN115947802A，2022-10-19.

专利：杨勇军, 颜世卿, 陈巍, 马轲. 一种禽乳杆菌Y122及其对抗多种病原菌的医用用途. 已授权，CN113278547B，2022-06-07.

专利：杨勇军, 张家宝, 陈巍, 马轲. 一种类芽孢杆菌源金雀异黄素及其制备方法. 申请专利，CN113930466A，2022-01-14.