孙晶晶，博士，副研究员。主持国家自然科学基金青年基金项目1项，中央级科研院所基本科研业务费1项，青岛市博士后研究人员应用研究项目1项，作为科研骨干参与国家自然科学基金项目、科技部国际科技合作项目、中央级科研院院基本科研业务费等项目。公开发表核心刊物20篇（其中第一作者8篇），其中SCI收录15篇（第一作者8篇）、核心期刊5篇。获以第一发明人获授权发明专利3项。
主要研究内容、研究方向
主要从事海洋微生物的保藏、微生物基因资源的挖掘、海洋微生物酶的开发及应用研究，在海洋新菌鉴定、海洋脂肪酶、糖苷水解酶等研究方面取得了多项研究成果。
代表性论文：
（1）Jingjing Sun*; Congyu Yao; Yujie Li; Wei Wang; Jianhua Hao*; Yi Yu. A novel salt-tolerant GH42 β-galactosidase with transglycosylation activity from deep-sea metagenome. World Journal of Microbiology and Biotechnology, 2022, 38, 154.
（2）Jingjing Sun*; WeiWang; Yu Ying; Jianhua Hao*. A Novel Glucose-Tolerant GH1 β-Glucosidase and Improvement of Its Glucose Tolerance Using Site-Directed Mutation. Applied Biochemistry and Biotechnology, 2020, 192, 999-1015.
(3) Congyu Yao#; Jingjing Sun#; Wei Wang; Zhiwei Zhuang; Junzhong Liu; Jianhua Hao*. A novel cold-adaptedβ-galactosidase fromAlteromonas sp. ML117 cleaves milk lactose effectively at low temperature.Process Biochemistry 2019, 82, 94-101.
(4) Jingjing Sun*; Congyu Yao; WeiWang; Zhiwei Zhuang; Junzhong Liu; Fangqun Dai; Jianhua Hao*, Cloning, Expression and Characterization of a Novel Cold-adapted -galactosidase from the Deep-sea Bacterium Alteromonas sp. ML52. Marine Drugs, 2018, 16(12), 469.
(5) Jingjing Sun; Wei Wang; Congyu Yao; Fangqun Dai; Xiangjie Zhu; Junzhong Liu; Jianhua Hao*. Overexpression and characterization of a novel cold-adapted and salt-tolerant GH1β-glucosidase from the marine bacterium Alteromonassp. L82. Journal of Microbiology, 2018, 56(9):656-664.
(6)Jingjing Sun; Wei Wang; Yu Ying; Xiangjie Zhu; Junzhong Liu; Jianhua Hao*.Pseudomonas profundi sp. nov., isolated from deep-sea water. International Journal of Systematic and Evolutionary Microbiology, 2018, 68: 1776-1780.
(7) Jingjing Sun; Mengxin Xing; Wei Wang; Fangqun Dai; Junzhong Liu; Jianhua Hao*，Hymenobacter profundi sp. nov., isolated from deep-sea water. International Journal of Systematic and Evolutionary Microbiology, 2018, 68，947-950.
(8)Jingjing Sun; Yiling Chen; Jun Sheng; Mi Sun*, Immobilization ofYarrowia lipolyticaLipase on Macroporous Resin Using Different Methods: Characterization of the Biocatalysts in Hydrolysis Reaction, Biomed Research International, 2015, 2015: 139179.
