研究方向：

• 食品酶与发酵工程：新型食品酶基因的克隆和表达、酶制剂的发酵生产、纯化、性质和应用；新酶的结构解析及分子改造：如新型葡聚糖酶、酯酶、几丁质酶等。
• 食品科学与工程方向：低聚糖的生产和功能、传统发酵食品和粮油加工食品等。
• 其他：新资源食品、食用有机酸发酵及生物质资源高效利用等。

承担的主要科研项目

1. 国家“863”计划“高效生产木二糖和改善馒头品质的新型木聚糖酶”。
2. 国家自然科学基金“高效降解纤维质材料中二糖的耐糖、耐热糖苷酶作用机制”等2项。
3. 博士点基金项目“低温木聚糖酶的纯化和性质”。
4. 优秀百篇博士论文支持计划“耐热、耐冷木聚糖酶的性质及其基因的克隆表达”。
5. 新世纪人才计划（NCET-05-0130）以及横向合作项目等多项课题。

研究成果

为主要完成人获“玉米芯酶法制备低聚木糖”国家技术发明奖二等奖1项和山东省科学技术进步奖二等奖1项。鉴定科技成果3项，代表性成果：“极耐高温木聚糖酶研发与应用”，2005年9月通过教育部组织的专家鉴定，认为“达到国际领先水平”；“嗜热真菌耐热木聚糖酶高产菌株的选育、研发及应用”， 2005年9月通过教育部组织的专家鉴定，认为“达到国际先进水平”。获国家发明专利8项，申报发明专利6项，代表性授权发明专利“一种耐高温重组木聚糖酶及其编码该酶的基因”，专利号：ZL02156022.6；代表性公开发明专利“生产低聚木糖的方法及其专用固定化木聚糖酶”，专利号：ZL 200410046123.5。

近年发表的主要文章：

1. Yu Guo; Qiaojuan Yan; Yu Yang; Shaoqing Yang; Yu Liu; Zhengqiang Jiang*. Expression and characterization of a novel β-glucosidase with transglycosylation and exo-β-1,3-glucanase activities from Rhizomucor miehei. Food Chemistry, 2015, 175: 431–438
2. Yang, Shaoqing; Xiong, Hao; Yang, Hongye; Yan, Q.J.; Jiang, Zhengqiang*.High-level production of β-1,3-1,4-glucanase by Rhizomucor miehei under solid-state fermentation and its potential application in the brewing industry. Journal of Applied Microbiology, 2015, 118(1): 84-91.
3. Zhou Chen, Yu Liu, Qiaojuan Yan*, Shaoqing Yang, Zhengqiang Jiang*. Biochemical Characterization of a Novel Endo-1,5-α-L-arabinanase from Rhizomucor miehei. Journal of Agricultural and Food Chemistry, 2015, 63 (4): 1226-1233.
4. Qiao-Juan Yan*, Lin-Hua Huang, Qian Sun, Zheng-Qiang Jiang*, Xia Wu. Isolation, identification and synthesis of four novel antioxidant peptides from rice residue protein hydrolyzed by multiple proteases. Food Chemistry 2015, 179: 290-295.
5. Zhou Chen; Qiaojuan Yan*; Yu Liu; zhqjiang Jiang*; Yuchen Liu. High-level expression of a novel α-galactosidase gene from Rhizomucor miehei in Pichia pastoris and characterization of the recombinant enzyme. Protein Expression and Purification, 2015, 110: 107-114.
6. Xing Fu, Qiaojuan Yan,Shaoqing Yang, Xinbin Yang, Yu Guo, and Zhengqiang Jiang*.An acidic, thermostable exochitinase with β-N-acetylglucosaminidase activity from Paenibacillus barengoltzii converting chitin to N-acetyl glucosamine. Biotechnology for Biofuels 2014, 7:174.
7. Xiaojie Duan, Songqing Hu, Peng Zhou, Yong Zhou, Yu Liu, Zhengqiang Jiang∗.Characterization and crystal structure of a first fungal glyoxylate reductase from Paecilomyes thermophila. Enzyme and Microbial Technology 2014, 60: 72–79.
8. Peng Zhou, Guoqiang Zhang, Shangwu Chen, Zhengqiang Jiang*, Yanbin Tang, Bernard Henrissat,Qiaojuan Yan, Shaoqing Yang, Chin-Fu Chen, Bing Zhang* and Zhenglin Du. Genome sequence and transcriptome analyses of the thermophilic zygomycete fungus Rhizomucor miehei. BMC Genomics 2014, 15:294.
9. Shupeng Wu, Yu Liu, Qiaojuan Yan, Zhengqiang Jiang*.Gene cloning, functional expression and characterisation of a novelglycogen branching enzyme from Rhizomucor miehei and its applicationin wheat breadmaking. Food Chemistry 2014, 159:85-94.
10. Linhua Huang, Yu Liu, Yan Sun, Qiaojuan Yan* and Zhengqiang Jiang*. Biochemical characterization of a novel L-Asparaginase with low glutaminase activity from Rhizomucor miehei and its application in food safety and leukemia treatment. Appl. Environ. Microbiol. 2014, 80(5):1561-1569.
11. Katrolia, Priti，Rajashekhara, Eranna，Yan, Qiaojuan，Jiang, Zhengqiang(*)，Biotechnological potential of microbial alpha-galactosidases. Critical Reviews in Biotechnology，2014，34（4）：307-317.
12. Zhou, Peng，Liu, Yang，Yan, Qiaojuan，Chen, Zhongzhou，Qin, Zhen，Jiang, Zhengqiang(*)，Structural insights into the substrate specificity and transglycosylation activity of a fungal glycoside hydrolase family 5 beta-mannosidase. Acta Crystallographica Section D-Biological Crystallography，2014，70：2970-2982.
13. Yan, Qiao-juan，Yang, Shao-qing，Duan, Xiao-jie，Xu, Hai-bo，Liu, Yu，Jiang, Zheng-qiang(*)，Characterization of a novel hormone-sensitive lipase family esterase from Rhizomucor miehei with tertiary alcohol hydrolysis activity. Journal of Molecular Catalysis B: Enzymatic，2014，109：76-84.
14. Yang, Shaoqing，Xiong, Hao，Yan, Qiaojuan，Yang, Hongye，Jiang, Zhengqiang(*)，Purification and characterization of a novel alkaline beta-1,3-1,4-glucanase (lichenase) from thermophilic fungus Malbranchea cinnamomea. Journal of Industrial Microbiology and Biotechnology，2014，41（10）：1487-1495.
15. Fan, Guangsen，Yang, Shaoqing，Yan, Qiaojuan，Guo, Yu，Li, Yanxiao，Jiang, Zhengqiang(*)，Characterizati on of a highly thermostable glycoside hydrolase family 10 xylanase from Malbranchea cinnamomea. International Journal of Biological Macromolecules，2014，70：482-489.
16. Sun, Qian，Wang, Xi-Ping，Yan, Qiao-Juan，Chen, Wei，Jiang, Zheng-Qiang(*)，Purification and Characterization of a Chymosin from Rhizopus microsporus var. rhizopodiformis. Applied Biochemistry and Biotechnology，2014，174（1）：174-185.
17. Yang, Shaoqing，Song, Shuang，Yan, Qiaojuan，Fu, Xing，Jiang, Zhengqiang(*)，Yang, Xinbin，Biochemical characterization of the first fungal glycoside hydrolyase family 3 beta-N-Acetylglucosaminidase from Rhizomucor miehei. Journal of Agricultural and Food Chemistry，2014，62（22）：5181-5190.
18. Peng Zhou, Zhongzhou Chen, Qiaojuan Yan, Shaoqing Yang, Rolf Hilgenfeld, Zhengqiang Jiang*. The structure of a glycoside hydrolase family 81 endo-β-1,3-glucanase. Acta Crystallographica Section D-Biological Crystallography, 2013, D69, 2027–2038.
19. Shaoqing Yang, Chengwei Hua, Qiaojuan Yan, Yinan Li, Zhengqiang Jiang*. Biochemical properties of a novel glycoside hydrolase family 1 β-glucosidase gene (PtBglu1) from Paecilomyces thermophila expressed in Pichia pastoris. Carbohydrate Polymers, 2013, 92(1):784–791.